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AFC Manager User Manual

1. E Ea Solartron 78x 1 CajSolartron 1762 M UGC z 0 Ko al Meter Orifice 0 K1 0 010268 NViscosity cp K2 D LER m Default Cu 0 K18 Configure the specific K20a parameters when liquid 0 K20b is selected as product 0 K21a group 0 K21b plect Differential Pres for an orifice SHER HERE Optional to configure the densitometer instead of using the density value as an input variable Read Write Done Plect Flow Rate if your primary input Select densitometer type NOTE Change resets all parameters Done This area is visible when the product group is set to a liquid group Enter the values for Default Reference Density Vapor Pressure Default Ctl and Default Cpl The following parameters are required for the calculations Parameters Low Limit High Limit Default Dflt Reference Density 0 kg m 2000 kg m 0 0 Rd60 2 0 Rd60 60 75 API 320 API Default Vapor Pressure 0 100 000 kPa 14 000 psi 0 Default Ctl 0 5 2 0 1 Default Cpl 0 5 2 0 1 Tip To see the limits and defaults for each parameter view the blue text in the Note box when you click in the entry text box ProSoft Technology Inc Page 85 of 290 November 26 2007 AFC Manager Configuration Tool Meter Configuration Automatic Flow Computer For firmware version 2 03 and later if you select an Emulsion group the following parameters can
2. Tag Numeric value that identifies the event Rkv Effect on archives and accumulator resets see next Description Lists The event name identifying its triggering condition Contents and meaning of the old and new value fields Relevant additional information For the Datum Point page 127 page 127 page 130 events columns are Grup Group code Sbgp Subgroup code Item Item code Dtyp Datum type code mnemonic Rkv Effect on archives and accumulator resets see next Datum point The corresponding writable Modbus point In these tables the Rkv columns specify how archives and accumulator resets are scheduled upon occurrence of the corresponding loggable events Column values are Value Meaning g Upon this event archives and resets are scheduled according to the configured event Archive Options provided that the applicable meter s is are enabled Applicable meters depend upon the event class a Special non meter specific and Site Datum Point events All meters b Meter events including meter specific Specials The addressed meter c Stream events The addressed meter provided that the addressed stream is active Scheduled archives are always written before completing any change to data or module state implied by the event this ensures that the data contributing to an archive is limited to that which was available before the event This event has no effect on arch
3. T O QC 0 IO QUO LEO OCC CX CO 0 0 Oe OO 10 00 9v CD Date 16 09 2002 16 18 08 Site Name MVI Flow Station Project AFC Meter 1 Tag Wallclock Barometric pressurekPaa M01 0000 00 00 00 00 00 101 325 ProSoft Technology Inc November 26 2007 Page 111 of 290 AFC Manager Configuration Tool Automatic Flow Computer Viscosity Orifice pipe geometric parameters Orifice plate 0 010268 Meter tube Temperature 68 68 Diameter ii 2 Coefficient 9 25E 06 0 0000062 Scan 2 Temperature Floating point 15 Pressure Floating point 1000 Dif pressure Floating point 22 Temperature F 15 Pressure psig 1000 Dif pressure hw 22 Scan period second 0 495 Specific gravity 0 7404104 Fpv 0 Compressibility flowing 0 9051347 Compressibility reference 0 9989105 Diameter at T tube 1 999343 Diameter at T orifice 0 9995098 Velocity of approach factor ev 1 032773 Pressure extension xt 149 4683 Coefficient of discharge cd 0 6042569 Expansion factor y 0 9997441 Composition factor 0 2728558 ass flow Qh 2280 571 Orifice characterization error 0 Analysis characterization error 0 AGA8 calculation errore 0 Gross accu totalizer x f3 3408 Gross accu residue x f3 0 2712079 Gross increment x f3 6 643929E 02 Gross flow rate x f3 h 483 1948 et accu totalizer x 3 390179 et accu residue x f3 0 3805552 et increment x f3 5 534101 et flow rate x f3 h 40248 ass accu to
4. my event downloadable event record position via Procedure B b Calculate Modbus address my record record position Modbus address via Procedure C c Download the event with Modbus Set Modbus Function Code 4 Read Input Registers Set Modbus Number of Registers 8 Page 134 of 290 ProSoft Technology Inc November 26 2007 Events AFC Manager Configuration Tool Automatic Flow Computer Set Modbus Register Address Modbus address Execute Copy the returned data to permanent storage 4 Step to next event and loop downloadable event downloadable event 1 AND 0Ox0000FFFF GOTO step 2 When the download is complete and the downloaded events have been logged to disk the AFC should be told of this fact by issuing the download complete Site Signal This signal updates the header to show that all records have been downloaded unlocking the Log for further events and if Event log unlocked is clear posts a download event A download may be performed at any time it is not necessary to wait for the log full condition in order to download An application that downloads the event log should explicitly include the event number in any copy of the event that it stores in its own database ProSoft Technology Inc Page 135 of 290 November 26 2007 AFC Manager Configuration Tool Events Automatic Flow Computer Page 136 of 290 ProSoft Technology Inc November 26
5. Start Offset End Offset Data Format Type Description 10 11 Accumulator Snapshot Accumulator totalizer net 12 13 Floating point Snapshot Accumulator residue net 14 15 Floating point Flow weighted average Flow rate net 16 17 Floating point Flow weighted average Temperature 18 19 Floating point Flow weighted average Pressure 20 21 Floating point Flow weighted average K Factor 22 23 Floating point Flow weighted average Meter Factor 24 Word Flow weighted average Relative density e 4 25 Word Flow weighted average Compressibility reference e 4 26 Word Flow weighted average Compressibility flowing e 4 27 Word Flow weighted average Supercompressibility e 4 28 29 Floating point Flow weighted average Pulse Frequency 13 5 8 Flow Rate Integration with Liquid Product Start Offset End Offset Data Format Type Description 10 11 Accumulator Snapshot Accumulator totalizer net 12 13 Floating point Snapshot Accumulator residue net 14 15 Floating point Flow weighted average Flow rate net 16 17 Floating point Flow weighted average Temperature 18 19 Floating point Flow weighted average Pressure 20 21 Floating point Flow weighted average Flow Rate Input 22 23 Floating point Flow weighted average Density Input 24 Word Flow weighted average Corrected density scaled integer 25 Word Flow weighted average CTL e 4 26 Word Flow weighted average CPL e 4 27 Word available 28 Word available 29
6. When cleared only the effect of temperature is considered 3 9 9 Calculate Net Heating Value else gross This option selects whether the produced water is in vapor net or liquid gross state Page 74 of 290 ProSoft Technology Inc November 26 2007 Meter Configuration AFC Manager Configuration Tool Automatic Flow Computer 3 10 Process Input Scaling Click the Input Data button to configure the valid input ranges If an input data is not within the configured range the AFC will flag an alarm on the Meter Monitor dialog box refer to Meter Monitor section and the alarm bit for the meter will be set Process Input Scaling xi Zero scale Full scale Default Raw input pp Floating point Floating point A number between 75 and 500 C Zero scale lt Default lt Full scale Temperature C Pressure kPag p Differential pressure kPa The entries available on this dialog box depend on the selected product group device and primary input Product Group Input Variables Gas Temperature Pressure Flow Rate Differential Pressure Pulse Frequency Liquid Temperature Pressure Flow Rate Differential Pressure Pulse Frequency Density Water Content 3 10 1 Zero Scale This value is the minimum valid value for the input variable 3 10 2 Full Scale This value is the maximum valid value for the input variable 3 10 3 Default This parameter is used by the module as
7. Backplane return select process input offset 4 Address The meter relative Modbus holding register address of the register to be returned at offset For registers that are part of register pairs longs and floats this address is little endian i e address 0 addresses the LSR and address 1 the MSR Backplane return select process input offset HA Invert bit O This bit is not used by the firmware but is recorded for use by external software to enable proper handling of individual halves of Modbus register pairs Backplane return select process input offset 4 Swap words This bit present only for pairs of entries that refer to Modbus register pairs longs and floats enables those register pairs to be swapped or not according to platform so that the long or float appears in the PLC in its native orientation Backplane return select process input offset 4 Defined If set then this entry is defined if clear then this entry is ignored and the PLC receives zero at offset O Archive confiquration daily archive record template type This code selects the size and basic layout of the daily archive record Values are 10 words 20 words 30 words 40 words 2 predefined 6 predefined 10 predefined 10 predefined a aN Page 212 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Archive configuration daily filename character
8. Modbus Address Examples Ph02000 holding register located at address 2000 in the primary slave Pi02000 input register located at address 2000 in the primary slave Mh00100 Meter relative holding register located at offset 100 in the block of the primary slave that contains the data for the meter Meter relative Data Meter relative data starts at absolute holding register address 8000 and occupies 2000 words of data for each meter channel Page 142 of 290 ProSoft Technology Inc November 26 2007 Modbus Database AFC Manager Configuration Tool Automatic Flow Computer 8000 Meter 1 Data 10000 Meter 2 Data 12000 Meter 3 Data 14000 Meter 4 Data 16000 Meter 5 Data 18000 Meter 6 Data 20000 Meter 7 Data 22000 Meter 8 Data 24000 The meter relative addresses are offsets within each meter data area The correct absolute address is calculated by the following formula absolut address meter relative address 8000 meter number 1 In the Modbus Dictionary dialog box addresses listed for the selected meter are absolute addresses so you should subtract the appropriate multiple of 8000 to calculate the meter relative address Example Find the orifice diameter address for the first 5 meter channels The meter 1 orifice diameter registers are located at the holding register address 8162 and 8163 as follows 8160 8161 Float Parameter orifice plate measurem
9. Wallclock packed minute The wallclock minute of the hour value O thru 59 Wallclock packed hour The wallclock hour of the day using the 24 hour clock value O thru 23 Wallclock packed day The wallclock day of the month less 1 value O thru days in month 1 Wallclock packed month The wallclock month of the year less 1 value O thru 11 Wallclock packed year The wallclock year less 1996 value 0 thru 103 through year 2099 Accessed port and authorization read Password test write When read reports the serial port over which the read is performed and the read write access granted view bit level detail for more information In hard password mode the master gains access by writing a candidate password to this register a subsequent read reports the access granted Accessed port The serial port over which the read is performed If the read is over the Modbus gateway from the PLC this value is zero Password authorization waived for read This port is configured to allow all Modbus reads with no password required Password authorization granted for read This port has been granted Modbus read access by one of these conditions Authorization is waived this register bit 4 The password is zero therefore not required The correct password has been provided Password read enable When non zero this value is the password required in order to enable Modbus reads When zero Modb
10. 232 Reference density error 234 Temperature correction error 234 Vapor pressure error 234 Meter alarms 231 Meter Archive Data Chart Dialog Box 120 Meter calculation options 190 Meter Calculation Options 72 Meter Configuration 10 47 49 Meter control options 192 Meter Control Options Dialog Box 56 Meter Datum Point events 125 127 Meter enable 193 Meter Enabled 57 Meter factor 245 Meter Factor Linearization 69 Meter Monitor 21 99 Meter number 1 based 185 Meter signals and stream select 186 Meter status 185 Backplane communications fault since last archive 185 Cold start not yet archived 186 Measurement configuration changed since last archive 186 Meter enabled not yet archived 185 ProSoft Technology Inc November 26 2007 Page 285 of 290 AFC Manager Configuration Tool Automatic Flow Computer Power up since last archive 186 Meter tag 188 Meter tube coefficient of thermal expansion 206 measured diameter 206 measurement temperature 206 Meter type 189 Meter Type and Product Group Configuration 50 Meter K factor linearization point factor 218 Meter K factor linearization point flow rate 218 Meter relative Data 141 Meters Button 47 Meters in alarm 182 Modbus Address Examples 141 Modbus Address References 141 Modbus Addressing Common to Both Primary and Virtual Slaves 166 Modbus Communication 33 Modbus Databas
11. 3 registers When the registers are remapped into a contiguous group in the Virtual Slave the master can use a single Modbus command to poll the registers This results in better system performance because the number of commands is reduced Note You must configure a virtual Modbus address value greater than zero to enable the virtual slave Page 30 of 290 ProSoft Technology Inc November 26 2007 Site Configuration AFC Manager Configuration Tool Automatic Flow Computer Indirect Address Remapping dialog box To configure the data remapping between the two slaves click the Remapping button This action opens the Indirect Address Remapping dialog box Select Virtual Modbus Slave register bank Virtual Modbus Slave Address E Indirect Address Remapping Quick access directly to the data that has been Primary Modbus configured Slave Address A Selects Primary Slave Site Configuration register bank as Check input register Clear holding register Serial number Search Brevious Next pddses Firmware versione Enable Write to Virtual e Configuration changd Slave Address lect Reg fter Block Holding C Input Start Add ess 100 E Description Whetddressing Acca as Inpt Reg pith rt Enb PLC status When selected ev ery rea AngTemeLowi ME z EDENE write performed to the Input Ang Temp Low2 H 0101 Virtual Slave will be Input Ang Temp Hg
12. AFC Manager Configuration Tool Reference Automatic Flow Computer Current archive hourly cumulative meter alarms Bitmap of all meter alarms occurring during the archive period calculated by OR ing into this point at the end of each calculation scan the contents of Meter alarms register 9601 See bit level detail for more information Current archive hourly cumulative meter alarm input out of range temperature The temperature process input after conversion and scaling according to the module id code configured for the input was outside its configured allowable range and the default has been substituted For more information refer to the Input scaling temperature points Current archive hourly cumulative meter alarm input out of range pressure The pressure process input after conversion and scaling according to the module id code configured for the input was outside its configured allowable range and the default has been substituted For more information refer to the Input scaling pressure points Current archive hourly cumulative meter alarm input out of range differential pressure The differential pressure process input after conversion and scaling according to the module id code configured for the input was outside its configured allowable range and the default has been substituted For more information refer to the Input scaling differential pressure points Current archive hourly cumu
13. Analysis normalization total error tolerance The number of parts per ten thousand by which the sum of all molar concentrations in a component analysis may differ from 1 0000 without raising the alarm Analysis total not normalized register 9601 bit 10 Each analysis whether alarmed or not is always normalized concentrations scaled so that they sum to 1 0000 before entering into any further calculations This value is intended to allow for small deviations from normality due to such causes as unavoidable imprecision in the output of a gas chromatograph and roundoff error when converting an analysis to the form required by the AFC Pulse input rollover The value at which the pulse count in the counter module is reset to zero which is 1 greater than the highest value that the counter can have Resettable accumulator select The measured quantity that is to be accumulated in resettable accumulator Values depend on the product group None no accumulation Mass Energy heating value Net corrected volume Gross volume Units Primary input characteristics This point characterizes the measured quantity engineering units and scaling of the primary input which is the process input that represents the quantity of fluid being measured Depending on the meter type some of these characteristics are available for configuration while others are fixed and cannot be changed See byte and bit level detail for more information
14. Flow Rate Integration with Liquid Product 165 Flow Rate Monitor 104 Flow rate energy 246 Flow rate gross 247 Flow rate gross clean oil 247 Flow rate gross standard 247 Flow rate mass 246 Flow rate net 246 ProSoft Technology Inc November 26 2007 Page 283 of 290 AFC Manager Configuration Tool Automatic Flow Computer Flow rate water 247 FR Alarm Threshold 66 FR Flow Threshold 66 Frequency Alarm Threshold Hz 69 Frequency Flow Threshold Hz 69 Full Scale 75 G Gas 153 Gas Product Overview 79 Gas Pulse Measurement 154 Gas Specific Parameters and Component Analysis Molar Analysis Configuration General Specifications 148 Gross meter characterization 188 H Hard Password 28 39 44 Hard passwords 170 175 Hardware Specifications 151 Hide Primary Slave 42 High water error 235 Holding Registers 138 How does the AFC Manager transfer the configuration to the module 264 How does the module work 263 How to Contact Us Sales and Support 268 Hydrometer correction 191 Ignore default flowing density 191 Ignore Default Flowing Density 73 Indirect Address Remapping dialog box 31 Input Data Monitor 104 Input density is at reference 243 Input density is net oil at reference 243 Input pulse count archive reset daily 224 Input pulse count archive reset hourly 224 Input Registers 138 Input scaling density
15. Meter alarm Accumulation overflow An accumulator increment in a single scan that is unreasonable i e less than O or greater than 1 000 000 000 9 zeros is ignored and this alarm is raised Meter alarm Orifice characterization error Orifice meter parameters are such that measurement cannot occur The specific reason for this alarm is available in the point Orifice characterization error register 9602 Meter alarm Analysis total zero The input molar analysis is zero therefore it cannot be normalized and cannot be input to AGA 8 for calculation of compressibilities and densities Calculation proceeds as if no components were selected The point Analysis characterization error register 9603 contains the value 2 Meter alarm Analysis total not normalized The input molar analysis sums to a total that is outside the tolerance allowed by the value of the point Analysis normalization total error tolerance The analysis is normalized anyway and is input to AGA 8 for calculation of compressibilities and densities The point Analysis characterization error register 9603 contains the value 1 Meter alarm Analysis characterization error The characterization of the input analysis has encountered a problem The specific reason for this alarm is available in the point Analysis characterization error register 9603 Meter alarm Compressibility calculation error The AGA 8 calculation has reported an error The specific r
16. Meter options Changes have been made to the meter s options since the last time this bit was clear and associated events have been written to the event log Measurement configuration changed meter Process input scaling Changes have been made to the ranging or scaling of the meter s process inputs since the last time this bit was clear and associated events have been written to the event log Measurement configuration changed meter Analysis component selection Changes have been made to the list of recognized components of molar analyses for the meter since the last time this bit was clear and associated events have been written to the event log Measurement configuration changed meter 4 Pulse input rollover Changes have been made to the meter s pulse input rollover since the last time this bit was clear and associated events have been written to the event log Measurement configuration changed meter Units Changes have been made to the meter s units for accumulator output flow rate output flow rate input and or K factor since the last time this bit was clear and associated events have been written to the event log Measurement configuration changed meter Accumulator rollovers Changes have been made to the meter s accumulator rollovers since the last time this bit was clear and associated events have been written to the event log Measurement configuration changed meter Parameter value Changes ha
17. Process input scaled float density This point holds the density input received from the PLC as a floating point value after conversion and scaling according to the module id code configured for the input and after its range is checked and the default substituted if necessary If a densitometer is configured and its calculation enabled then the PLC supplies a frequency to the densitometer calculation and this point holds the calculated density For more information refer to the Input scaling density points Process input scaled float water content This point holds the water content input received from the PLC as a floating point value after conversion and scaling according to the module id code configured for the input and after its range is checked and the default substituted if necessary For more information refer to the Input scaling water content points Page 230 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Process input scaled integer temperature This point holds the temperature input received from the PLC as a fixed point value after conversion and scaling according to the module id code configured for the input and after its range is checked and the default substituted if necessary scaled to 2 decimal places For more information refer to the Input scaling temperature points Process input scaled integer pressure This point
18. Project name Identifies this AFC configuration During project download the project name of the new configuration is compared to that already in the module and a warning is issued if they do not match Also available for printing on reports Site name Identifies the site for printing on reports PLC address Supervisory get The address in the PLC of the block of 52 registers through which the PLC issues system controls and signals to the AFC including meter enable signals If this value is O then the block does not exist and is not accessed Otherwise this value must lie between 400001 and 465485 stored in the module as a value between 1 and 65485 and is the starting address in the 4x register bank of the block For proper operation of the AFC this block is required For more information refer to the documentation of your platform s backplane Page 178 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer PLC address Supervisory put The address in the PLC of the block of 50 registers through which the AFC returns to the PLC system status and results of some system signals Status includes the gross characterization or enable status of each meter If this value is 0 then the block does not exist and is not accessed Otherwise this value must lie between 400001 and 465487 stored in the module as a value between 1 and 65487 and is the starting address in th
19. Selected component 19 C10 If set then molar concentrations for component 19 C10 are expected in molar analyses and enter into the calculations If clear then molar concentrations for component 19 C10 are ignored assumed to be zero even if supplied as non zero Selected component 20 He If set then molar concentrations for component 20 He are expected in molar analyses and enter into the calculations If clear then molar concentrations for component 20 He are ignored assumed to be zero even if supplied as non zero Selected component 21 Ar If set then molar concentrations for component 21 Ar are expected in molar analyses and enter into the calculations If clear then molar concentrations for component 21 Ar are ignored assumed to be zero even if supplied as non zero Page 202 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Selected component 22 neoC5 If set then molar concentrations for component 22 neoC5 are expected in molar analyses and enter into the calculations If clear then molar concentrations for component 22 neoC5 are ignored assumed to be zero even if supplied as non zero Number of components Total number of selected components This value cannot be written by an external process any value written is ignored but is recalculated whenever the component map is changed by counting the selected components
20. This parameter sets the minute of the day when the daily archives are created The default value of O zero creates the daily archive at midnight Valid values are between 0 and 1439 2 3 5 End of Hour Minute This parameter sets the minute of the hour when the hourly archives are created The default value of O zero creates hourly archives at the top of each hour Valid values are between 0 and 59 2 3 6 Barometric Pressure This parameter sets the barometric pressure used on the module calculations The module expects each meter s pressure input to be in gauge units Because the AGA8 AGA3 and some API2540 calculations require the pressure of the fluid to be in absolute units the module adds barometric pressure to the gauge pressure in order to obtain the absolute pressure The calculation assumes that all meters measured by a single AFC are located at the same site and have the same barometric pressure ProSoft Technology Inc Page 37 of 290 November 26 2007 AFC Manager Configuration Tool Site Configuration Automatic Flow Computer 2 3 7 Site Options The Site Options dialog box opens when you click the Site Options field in the Site Configuration dialog box z Site Configuration Site name MVI Flow Station Project name E Site Options Primary Modbus slave address Virtual Modbus slave address pb End of day minute Iv Event log unlocked End of hour minute Barometric pressure in psia else in kPaa Ba
21. is the fractional part and is stored as a floating point value To determine the total accumulation add together the totalizer and the residue Non resettable accumulator water totalizer The total accumulation is maintained in two parts this point the totalizer is the integral part and is stored as an unsigned 32 bit integer or split double value and the next point the residue is the fractional part and is stored as a floating point value To determine the total accumulation add together the totalizer and the residue Non resettable accumulator water residue The total accumulation is maintained in two parts the previous point the totalizer is the integral part and is stored as an unsigned 32 bit integer or split double value and this point the residue is the fractional part and is stored as a floating point value To determine the total accumulation add together the totalizer and the residue Resettable accumulator totalizer The total accumulation is maintained in two parts this point the totalizer is the integral part and is stored as an unsigned 32 bit integer or split double value and the next point the residue is the fractional part and is stored as a floating point value To determine the total accumulation add together the totalizer and the residue Resettable accumulator residue The total accumulation is maintained in two parts the previous point the totalizer is the
22. 0 AND lt 0 6100 Oil water emulsion NGL Due to roundoff error of numeric conversions a Relative Density very close to the cutoff value of 0 6100 may cause the module to assign the new product group opposite to the one that was intended Before upgrading change the Default Reference Density to a number significantly different from 0 6100 such as 0 6110 to target Crude or 0 6090 to target NGLs You may change it back to the correct value after the upgrade ProSoft Technology Inc Page 9 of 290 November 26 2007 AFC Manager Configuration Tool Introduction Automatic Flow Computer Density Units API Gravity Version 2 04 Product Group Default Reference Density Version 2 05 Product Group Crude NGL 0 OR lt 100 0 Crude oils JP4 Crude NGL gt 0 AND gt 100 0 NGLs LPGs Oil Water Emulsion 0 OR lt 100 0 Oil water emulsion Crd Oil Water Emulsion gt 0 AND gt 100 0 Oil water emulsion NGL 1 2 Quick Start In this section you will use these basic steps to configure the module using AFC Manager Step 1 Install the AFC Manager Software page 10 Step 2 Install the Module Refer to the AFC User Guide for your module Step 3 Connect the AFC Module to the AFC Manager page 13 Step 4 Start a New AFC project page 16 Step 5 Configure the Project Parameters page 23 Step 6 Configure Each Meter page 49 Step 7 Save the Module Configuration to the Local Computer page 93 Step 8 Downl
23. 169 Serial Number 24 Shrinkage factor 218 SI units 156 Site Configuration 10 23 136 143 Site Configuration Buttons 41 Site Configuration Dialog Box 16 24 Site Configuration Parameters 29 Site Datum Point events 125 127 Site Information 24 Site name 177 Site Name 29 Site options 175 Site Options 38 Site signals 179 Site Status 27 Site status basic 169 Special events 125 126 Split double Accumulator 56 Split double accumulators 193 Split double pulse input 56 192 Starting a New Project 10 16 Starting AFC Manager 16 Startup Basics and Frequently Asked Questions 262 Page 288 of 290 ProSoft Technology Inc November 26 2007 Index Startup input pulse count 244 Stream enabled 186 Stream component accumulator select 216 Stream Datum Point events 125 130 Stream enable 215 Stream Enable 78 Stream options 215 Stream Options 77 Support Service amp Warranty 267 Supported Meters 150 Swap Modbus Bytes 42 Swap Modbus Words 42 System Requirements 10 T Taps Corner amp Taps Radius 72 Temperature 65 Temperature correction 191 Temperature Correction 86 Temperature correction error 236 Temperature Correction Factor CTL 156 Temperature Correction Factor CTL 155 Temperature absolute 231 Terminology 87 The Event Log 121 Thermal Expansion Coefficient 66 Time Limit for Bringing Suit
24. 273 Transferring the Analysis 82 Treat analysis as process input 57 193 Troubleshooting AFC Manager Connection Problems 15 U Units Energy accumulator units 204 Energy flow rate period 204 Energy flow rate units 204 Mass accumulator units 204 Mass flow rate period 203 Mass flow rate units 204 Primary input characteristics 202 Primary input flow rate period 203 Primary input measured quantity 203 Primary input measured quantity and flow rate period 203 Primary input units 203 Volume accumulator units 204 Volume flow rate period 204 Volume flow rate units 204 Units US or SI 53 AFC Manager Configuration Tool Automatic Flow Computer Un repairable Units 270 Update Notice 9 Upgrading from a Previous Version of AFC Manager 11 Upstream pressure absolute 231 US units 156 Use meter factor to full precision 215 Use meter factor to full precision non Standard 78 Using AFC Manager 16 V Vapor pressure error 236 Vapor pressure via TP 15 192 Vapor Pressure Via TP 15 74 V Cone Wedge Device 73 V Cone Discharge Coefficient 65 V cone Wedge coefficient of discharge 207 V cone Wedge device 190 Verifying Correct Operation 10 21 Virtual Modbus Slave Address 29 Virtual Slave 20 143 Virtual Slave Example Application 144 Viscosity 65 Viscosity cP 216 Volumetric heating value 241 W 171 bisecond 171
25. A signal instructs the AFC to immediately perform a particular function once A signal bit is latched by the process issuing the signal e g the PLC and is unlatched by the AFC when the function has been performed Meter signals are discharged upon the next calculation scan before which several Modbus transactions may be completed hence a read of this word may show pending undischarged signals View bit level detail for more information Select stream 1 Issued by an external process almost always the PLC as it is typically accompanied by the swinging of valves to switch measurement to stream 1 and make it active Measurement continues using stream 1 s parameters and stream 1 s accumulators Stream 1 must be enabled if it is disabled then the signal is cancelled immediately with no action Select stream 2 Issued by an external process almost always the PLC as it is typically accompanied by the swinging of valves to switch measurement to stream 2 and make it active Measurement continues using stream 2 s parameters and stream 2 s accumulators Stream 2 must be enabled if it is disabled then the signal is cancelled immediately with no action ProSoft Technology Inc Page 187 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Select stream 3 Issued by an external process almost always the PLC as it is typically accompanied by the swinging of valves to switch measurement to stream
26. Flowing density Water content The meter shown in the left panel between 1 and 15 Prints an Overall Creates a log file text Overall Monitor Data contains Monitor Report file containing the general output and input data For Overall Monitor Data further information refer to the Meter Monitor section ProSoft Technology Inc Page 95 of 290 November 26 2007 AFC Manager Configuration Tool Overall Monitor Automatic Flow Computer gt To read data from the module 1 Select the Meter Number In the Select Meter panel enter the meter number that will be displayed on the left The dialog box shows two meters at once so the consecutive meter will be displayed on the right 2 Select the Polling Mode The Polling Mode determines how frequently the data will be updated from the module o Manual the data will be read once o Auto the data will be updated periodically Enter the number of seconds between each update operation in the Update Time sec field 3 Click the Read Button After selecting the Polling Mode click the Read Button to read the current meter data from the module 4 Look at the Result Area for the read operation status Status Description Transmitted The read operation has commenced Success The read operation has completed Timeout The operation was not completed due to communication problems Check the cable and communication parameters It is essential that the
27. ProSoft Technology Inc Page 203 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Units Primary input units This value specifies the engineering units base and scaling of the measured quantity selected for the primary input For some meter types notably a traditional orifice this value is fixed and cannot be changed For a linear pulse meter it specifies K factor characteristics See accompanying documentation for a complete list of values Units Primary input measured quantity and flow rate period This value selects the measured quantity that the primary input represents and the time base to which the primary input flow rate is referenced For some meter types notably a traditional orifice this value is fixed and cannot be changed For a linear pulse meter it characterizes the K factor View bit level detail for more information Units Primary input measured quantity This value specifies the physical property of the fluid that is measured directly or indirectly by the primary input Values are Mass Energy heating value Gross volume volume at operating conditions For some meter types notably a traditional orifice this value is fixed and cannot be changed For a linear pulse meter it characterizes the K factor For a traditional pulse meter such as a turbine this quantity is Gross volume Units Primary input flow rate period This value specifies the time per
28. Specify when the accumulators will be reset upon period end and or upon event E Archive Options x Period select hourly Archive upon period end Archive upon event W N LM M U MEEKXESE I Reset accumulator 1 upon period end Reset accumulator 2 upon period end Reset accumulator 3 upon period end yone Reset accumulator 4 upon period end Reset accumulator 1 upon event Reset accumulator 2 upon event Reset accumulator 3 upon event Reset accumulator 4 upon event IA O A JU M I Cancel The following table explains each option Parameter Description Period select hourly This option should be clear for Daily Archive and set for Hourly Archive Archive upon period end If this option is set the module will generate a new archive when the configured hourly or daily period ends Archive upon event If this option is set the module will generate a new archive every time an event occurs for example change the orifice diameter value Reset Accumulator X upon period end If this option is set the Resettable Accumulator X will be reset once the archive period ends Note This is the actual meter accumulator value that is displayed in the Meter Monitor dialog box Reset Accumulator X upon period event If this option is set the Resettable Accumulator X will be reset every time an event occurs Note This is the actual meter accumulator value that is displayed i
29. Stream 1 Analysis molar fraction component 8 Stream 1 Analysis molar fraction component 9 Stream 1 Analysis molar fraction component 10 Stream 1 Analysis molar fraction component 11 Stream 1 Analysis molar fraction component 12 Stream 1 Analysis molar fraction component 13 Stream 1 Analysis molar fraction component 14 Stream 1 Analysis molar fraction component 15 Stream 1 Analysis molar fraction component 16 Stream 1 Analysis molar fraction component 17 i 7 Stream 1 Analysis molar fraction component 18 Fa Move Up Move Down Addresses Remove Item gt Cancel OK Daily and Hourly tabs The Daily and Hourly tabs list the data elements that will be collected Record Size The default configuration uses a 30 word record for each daily or hourly archive Use the Record Size dropdown list to choose a different record size The module reserves a total of 1060 words for daily archives and 1440 words for hourly archives Therefore the total number of archives per meter run will depend on the configured number of words per archive as follows Number of words per archive Number of daily archives Number of hourly archives 10 106 daily archives 144 hourly archives 20 53 daily archives 72 hourly archives 30 35 daily archives 48 hourly archives 40 26 daily archives 36 hourly archives Extended File Size
30. The meter can also be enabled or disabled from ladder logic refer to the module s User Manual Archive Configuration To configure archives for a meter click the Archive Config button in the Meter Configuration dialog box This action opens the Archive Configuration dialog box Firmware versions 2 01 and newer allow you to configure the calculation values that will be located in each archive The default archive configuration depends on the meter type and the product groups Note If the Archive Config button is not visible on the Meter Configuration dialog box you are configuring a module with firmware earlier than version 2 01 Contact ProSoft Technical Support to update the firmware on your module if your project requires this functionality 3 5 1 Archive Overview An archive is a set of data that records relevant process values that occurred during a certain period of time per meter channel The archives are automatically generated by the module and no further action is required The process values can include Net flow rate average Total accumulator Temperature average Alarms occurred during the period The process values will depend on the meter type and product group as listed later in this section Each archive contains two values that informs the period of time about that archive Opening timestamp starting date and time for archive Closing timestamp ending date and time for archive The exampl
31. and to calculate both rates and accumulations from the frequency After configuring the Primary Input type for Pulse Count or Pulse Frequency you will configure the following parameters Meter Configuration LG Enter the valid Meter 1 Meter Tag MOT Accumulators and Flow Rates ranges of values E Volum Energy ES for the process r Select Meter r Meter Type Product Group and Units Omer iabl Meter number E p Deve bd Flow rate period unit input variantes C Differential Cu ON AA jx v ineat Process Input Scaling x Zero scale Full scale Default Raw input TRIS Temperature C fis 15 Floating point JFlosting pon m 3 Pul Pressure kPag 0 0 Floating point Floating point Pulse frequency Hz 0 g Floating point Floating point es t number between 75 and 500 C a T Default lt Full scale Dona e pres AA T Pro Input Components y flow threshold Hz Contr alculation Opts y alarm threshold Hz Archive Config Resettable Accum ut rollover Image in PLC Linear Meter Pulse Count exponent 1 K factor pul m3 Allows you to lative density Ses configure a set of f Density on for pressure e a meter factors a Calculate net heating value
32. component 8 H2 are ignored assumed to be zero even if supplied as non zero Selected component 9 CO If set then molar concentrations for component 9 CO are expected in molar analyses and enter into the calculations If clear then molar concentrations for component 9 CO are ignored assumed to be zero even if supplied as non zero Selected component 10 O2 If set then molar concentrations for component 10 O2 are expected in molar analyses and enter into the calculations If clear then molar concentrations for component 10 O2 are ignored assumed to be zero even if supplied as non zero Selected component 11 IC4 If set then molar concentrations for component 11 IC4 are expected in molar analyses and enter into the calculations If clear then molar concentrations for component 11 IC4 are ignored assumed to be zero even if supplied as non zero Selected component 12 NC4 If set then molar concentrations for component 12 NC4 are expected in molar analyses and enter into the calculations If clear then molar concentrations for component 12 NC4 are ignored assumed to be zero even if supplied as non zero Selected component 13 IC5 If set then molar concentrations for component 13 IC5 are expected in molar analyses and enter into the calculations If clear then molar concentrations for component 13 IC5 are ignored assumed to be zero even if supplied as non zero Selected component 14
33. daily opening timestamp packed hour 252 Current archive daily opening timestamp packed minute 252 Current archive daily opening timestamp packed month 252 Current archive daily opening timestamp packed year 252 Current archive hourly closing timestamp packed 254 Current archive hourly closing timestamp packed bisecond 254 Current archive hourly closing timestamp packed day 254 Current archive hourly closing timestamp packed hour 254 Current archive hourly closing timestamp packed minute 254 Current archive hourly closing timestamp packed month 254 Current archive hourly closing timestamp packed year 254 Current archive hourly cumulative meter alarm Accumulation overflow 256 Analysis characterization error 257 Analysis total not normalized 256 Analysis total zero 256 Compressibility calculation error 257 Differential pressure low 256 Flow rate low 256 High water error 257 input out of range density 255 input out of range differential pressure 255 input out of range flow rate 255 input out of range pressure 255 input out of range temperature 255 input out of range water content 255 Orifice characterization error 256 Orifice pressure exception 256 Pressure correction error 257 Pulse frequency low 256 Reference density error 257 Temperature correction error 257 Vapor pressure error 257 Current
34. day 172 hour 172 Wallclock packed Wallclock packed Wallclock packed Wallclock packed Wallclock packed minute 172 Wallclock packed month 172 Wallclock packed year 172 Wallclock at audit start day 185 Wallclock at audit start hour 185 Wallclock at audit start minute 185 Wallclock at audit start month 184 Wallclock at audit start second 185 Wallclock at audit start year 184 Wallclock day 171 Wallclock hour 171 Wallclock minute 171 Wallclock month 171 Wallclock second 171 Wallclock year 171 Water Content of Liquids 154 Water density at API reference kg m3 217 Water temperature error 236 Wedge Meter Applications 151 157 What are the accumulator s totalizer and residue values 265 What Is Covered By This Warranty 271 What Is Not Covered By This Warranty 272 What is the difference between Net Accumulator and Gross Accumulator 265 Sa a ra wa ProSoft Technology Inc November 26 2007 Page 289 of 290 AFC Manager Configuration Tool Index Automatic Flow Computer What is the password used for 264 What is the Virtual Modbus Slave 264 What is the Wallclock 266 When are the archives generated 266 Why can t the AFC Manager connect to the module 263 Why do have to enable or disable a meter 263 Why do receive an 264 Why do the accumulator values not update 266 Why does the AFC Manager
35. instead of flow increment differentiation because the pulse frequency available from the counter card in the processor is not subject to variations of timing caused by scheduling delays in processor backplane transfer and in the firmware of the module thus yielding a smoother flow rate Correction Factors According to Product Phase Gas Compressibility is calculated according to the Detail Characterization Method of AGAS 1992 Gas density is a byproduct of this calculation Essential input for this calculation is molar analysis The compressibility Z is a factor in the gas equation PV ZNRT which is the rule by which gas volumes are corrected to reference conditions Liquid Temperature and pressure correction factors are calculated according to API MPMS Ch 11 and applied according to the rules given in MPMS Ch 12 Essential input for this calculation is Liquid Density page 84 at either standard or flowing conditions Page 154 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Gas Pulse Measurement The standard applied is AGA7 which is merely a combination of the gross volume calculation page 154 and the gas law PV ZNRT which includes compressibility It also specifies calculation of some intermediate factors which are now idiosyncratic and vestigial having been imported from an earlier AGA3 1985 and before which used the factor method to calculate g
36. radio button dropdown list check box edit window Close button Use this button to close the dialog box ProSoft Technology Inc Page 141 of 290 November 26 2007 AFC Manager Configuration Tool Modbus Database Automatic Flow Computer 11 2 1 Primary Slave The Primary Slave contains the main AFC database that consists of 131 072 Modbus registers The Site and Meter configuration as well as all live process data and ongoing calculations are kept in the Primary Slave address space This address space is divided equally between the Input Register Bank 65 536 registers and the Holding Register Bank 65 536 The register addressing is shown in the Modbus Dictionary dialog box in AFC Manager Modbus Address References In these documents the AFC Manager User s Guide and the User s Guide for your platform you will occasionally see Modbus address references like Ph00018 or Mh00162 The first two characters of such references indicate how to convert the following number into an absolute Modbus address in the module This table shows the possible values for the first identification character Address Translation ID Description P Absolute Modbus address Primary Slave M Meter relative Modbus address Primary Slave V Absolute Modbus address Virtual Slave This table shows the possible values for the second identification character Register Bank ID Description h Holding register i Input register
37. temperature points Page 232 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Meter alarm input out of range pressure The pressure process input after conversion and scaling according to the module id code configured for the input was outside its configured allowable range and the default has been substituted For more information refer to the Input scaling pressure points Meter alarm input out of range differential pressure The differential pressure process input after conversion and scaling according to the module id code configured for the input was outside its configured allowable range and the default has been substituted For more information refer to the Input scaling differential pressure points Meter alarm input out of range flow rate The flow rate process input after conversion and scaling according to the module id code configured for the input was outside its configured allowable range and the default has been substituted For more information refer to the Input scaling flow rate points Meter alarm input out of range density The density process input after conversion and scaling according to the module id code configured for the input was outside its configured allowable range and the default has been substituted If a densitometer is configured and its calculation enabled then the PLC supplies a frequency
38. unit is believed to be unrepairable the Customer may choose to send unit in for evaluation to determine if the repair can be made Customer will pay shipping duties and taxes that may apply If unit cannot be repaired the Customer may purchase a new unit 14 4 1 Un repairable Units 3150 All 3750 3600 All 3700 3170 All 3250 1560 can be repaired if defect is the power supply 1550 can be repaired if defect is the power supply 3350 3300 1500 All 30 of list price is an estimated repair cost only The actual cost of repairs will be determined when the module is received by ProSoft and evaluated for needed repairs Page 272 of 290 ProSoft Technology Inc November 26 2007 Support Service amp Warranty AFC Manager Configuration Tool 14 5 Automatic Flow Computer Purchasing Warranty Extension As detailed below in ProSoft s Warranty the standard Warranty Period is one year or in the case of RadioLinx modules three years from the date of delivery The Warranty Period may be extended for an additional charge as follows Additional 1 year 10 of list price Additional 2 years 20 of list price Additional 3 years 30 of list price LIMITED WARRANTY This Limited Warranty Warranty governs all sales of hardware software and other products collectively Product manufactured and or offered for sale by ProSoft and all related services provided by ProSoft including mai
39. written The bitmap is cleared to zero upon writing a record to either archive file View bit level detail for more information Meter status Meter enabled not yet archived The state of the meter has been switched from disabled to enabled since the last archive record was written Meter status Backplane communications fault since last archive Loss of communication with the PLC has been detected since the last archive record was written This is usually due to a switch of the PLC to program mode Page 186 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Meter status Measurement configuration changed since last archive Configured items that might affect measurement calculations have been changed since the last archive record was written Meter status Power up since last archive The module lost power and has been rebooted since the last archive record was written Meter status Cold start not yet archived A cold start complete reinitialization has occurred and an archive record has not yet been written Active stream number 0 based The number of the currently active stream less 1 Map of enabled streams This bitmap reports the streams that are currently enabled and to which the active stream can be switched As the meter must always have an active stream the bitmap is never all zero Stream enabled Meter signals and stream select
40. 12 Usht 5 Component 13 scaled molar fraction 13 Usht 5 Component 14 scaled molar fraction 14 Usht 5 Component 15 scaled molar fraction 15 Usht 5 Component 16 scaled molar fraction 16 Usht 5 Component 17 scaled molar fraction 17 Usht 5 Component 18 scaled molar fraction 18 Usht 5 Component 19 scaled molar fraction 19 Usht 5 Component 20 scaled molar fraction 20 Usht 5 Component 21 scaled molar fraction 21 Usht 5 Component 22 scaled molar fraction 22 Usht 5 Component 23 scaled molar fraction 23 Usht 5 Component 24 scaled molar fraction 9 11 Rkv notes 1 Archives only not resets are forced regardless of configuration capturing any unarchived data from the previous session 2 Archives and resets are scheduled immediately without a period end delay only for the initial setting of the wallclock a five minute event causes no scheduling This ensures capture of any flow that has occurred prior to the initial clock set 3 Event occurs only when one or more of the following bits are changed o Bit2 Barometric pressure units o Bit 5 Process input out of range use last good o Bit 12 Analysis is packed in module ProSoft Technology Inc Page 131 of 290 November 26 2007 AFC Manager Configuration Tool Events Automatic Flow Computer o Bit 13 Analysis is packed over backplane 1756 and 1769 platforms only 4 A change to Meter Control Options bit 15 Meter enable imposes these
41. 1992 Available for firmware versions 2 04 000 or later If cleared the module will use the AGA3 standard for flow calculation If checked the module will use the ISO 5167 2003 standard for flow calculation 3 9 5 Ignore Default Flowing Density For liquid measurement with an input of density at flowing conditions if the density either input over the backplane or output from a densitometer calculation is out of range the default is substituted just as is done for the other process inputs of temperature and pressure In some cases this might not be suitable especially when the temperature of the fluid may vary thus making it difficult to settle on an appropriate default value for density at flowing conditions This option tells the AFC to ignore the flowing density default value and to instead use the Default Standard Density while at the same time skipping any density correction that might be configured For liquid meters the density at flowing conditions is combined with the temperature to calculate a density at standard conditions used in all further calculations ProSoft Technology Inc Page 73 of 290 November 26 2007 AFC Manager Configuration Tool Meter Configuration Automatic Flow Computer 3 9 6 Density Correction Hydrometer Correction Temperature Correction amp Pressure Correction You should consider these options to select or unselect API2540 calculations for liquid measurement depending on the requireme
42. 2 3 3 Primary amp Virtual Modbus Slave Configuration enne 29 2 3 4 End of Day IT 2 3 5 End of Ho r Minute oir dida rta 2 3 6 Barometric md KETT S EER TE N E A 2 3 7 SAO A OS 2 3 8 Pass thru Configuration 24 Site Configuration Buttons tareas ataca ice daa 2 4 1 Port 1 Port 2 and Port 3 Configuration oooononccccnnnnnnoconoccccncncnnnnnoncnnnnnnnnnnnnnnnnnnnnnnnnn nn nn nnne nnne nennen 41 2 4 2 Remapping BuUttoh 2 1 tadas 43 2 4 3 Security Passwords eno e eire eere e eee Tete cte epe pe oed eet 43 2 4 4 Poll B tton 5 eec ne Det peii pd cia 46 2 4 5 Read siio REL 47 2 4 6 Write BUNOT eil cte tee re eem diia 47 2 4 7 PLC Image Button ect dae e chere dde ede eren ced 47 2 4 8 ACK Chg B tlon zeiten Mccann ional dene eae Oeste c ater eno pe uie Lie aeree 47 2 4 9 Meters Button cuisine acido 47 24 10 DONG BUON accord Aia da 48 3 METER CONFIGURATION LL 49 3 1 Meter Type and Product Group Configuration oooononccnnnnoccnnnoncncnnnonnnnnnnannnnnonn nn nano emen enne 50 3 1 1 API2540 Tables siii dido ats 52 3 1 2 Device Differential or Linea ii 52 ProSoft Technology Inc Page 3 of 290 November 26 2007 AFC Manager Configuration Tool Contents Automatic Flow Computer 3 1 3 Product Group Gas Refined Product Crude NGL LPG or Oil Water Emulsion 52 3 1 4 UNIS WS HSM eat SERERE 53 3 1 5 A pi iim ete eet IH Seed eae Pre ede pee de te een a aco o e
43. 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer API 2540 Density at reference The density of the fluid corrected to the reference conditions configured by the user API 2540 Vapor pressure gauge The excess of the absolute vapor pressure of the liquid above the reference pressure configured by the user If the absolute vapor pressure is less than reference this value is zero This value is meaningful only when both meter calculation options Pressure correction bit 11 and Vapor pressure via TP 15 bit 12 are set API 2540 CPL low density factor A The A factor calculated by API MPMS Chapter 11 2 2 for the correction for the effect of pressure of the volume of low density hydrocarbons to the reference conditions configured by the user This value is calculated only when meter calculation option Pressure correction bit 11 is set API 2540 CPL low density factor B The B factor calculated by API MPMS Chapter 11 2 2 for the correction for the effect of pressure of the volume of low density hydrocarbons to the reference conditions configured by the user This value is calculated only when meter calculation option Pressure correction bit 11 is set API 2540 CPL factor F The compressibility factor calculated by API MPMS Chapter 11 2 for the correction for the effect of pressure of volume to the reference conditions configured by the user This value is calculated only when meter calc
44. 272 14 4 1 Uncrepairable Units rre teer tec pret at cera 272 14 5 HM TEO WARRANTY cai td Pee e PE Rea 273 14 5 1 What Is Covered By This Warranty sse emere eene enne nns 273 14 5 2 What Is Not Covered By This Warranty oooocccononocccccnncccconononcconcnncnnononncnnnnnnnnnnn nn cn nn nn nnnn nn nncnncnnns 274 14 5 3 DISCLAIMER REGARDING HIGH RISK ACTIVITIES sseeen mee 275 14 5 4 DISCLAIMER OF ALL OTHER WARRANTIES sssssseeeeeeeeennee nnne nennen nnne nnne 275 14 5 5 LIMITATION OE REMEDIES iine teer REPRE rere irent Dee neni Bento 275 14 5 6 Time Limit for Bringing Suit ooo noccccnnnndninocccccnncncconononccnnnnncnnnnnncnnnnnnnnnnnnncnn detinee nn nn cnn iaaea eidean 275 14 5 7 No Other Warranties nnani erret ttn ani 276 14 5 8 Intellectual Property ise 276 14 5 9 Additional Restrictions Relating To Software And Other Intellectual Property 276 14 5 10 Allocation SS iii rtr e de RE ere ee asa 277 14 5 11 Controlling Law and Severability seem 277 MINX isos O 279 Page 6 of 290 ProSoft Technology Inc November 26 2007 Introduction AFC Manager Configuration Tool Automatic Flow Computer 1 Introduction In This Chapter gt gt gt gt Update Notice nene eee enne des 9 Quick Sartre e c ee Re ER 10 Install AFC Manager isiin 10 Install the Module in the Rack seieren
45. 3 CO2 are ignored assumed to be zero even if supplied as non zero Selected component 4 C2 If set then molar concentrations for component 4 C2 are expected in molar analyses and enter into the calculations If clear then molar concentrations for component 4 C2 are ignored assumed to be zero even if supplied as non zero Selected component 5 If set then molar concentrations for component 5 C3 are expected in molar analyses and enter into the calculations If clear then molar concentrations for component 5 C3 are ignored assumed to be zero even if supplied as non zero Selected component 6 H2O If set then molar concentrations for component 6 H20 are expected in molar analyses and enter into the calculations If clear then molar concentrations for component 6 H20 are ignored assumed to be zero even if supplied as non zero Selected component 7 H2S If set then molar concentrations for component 7 H2S are expected in molar analyses and enter into the calculations If clear then molar concentrations for component 7 H2S are ignored assumed to be zero even if supplied as non zero Page 200 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Selected component 8 H2 If set then molar concentrations for component 8 H2 are expected in molar analyses and enter into the calculations If clear then molar concentrations for
46. 3 Click Print to send the report to your default printer Note The size of the report depends on items you choose to include and may require 75 pages or more Take this into account before printing 1 7 4 Converting a Project You can convert an existing project configuration file to use it with a different module or firmware version Do this if You want to reuse an application created for a different AFC module for example a project that was created for a PTQ AFC that you want to use for an MVI69 AFC You apply a firmware upgrade to a module gt To convert a project 1 Open the File menu and then choose Open 2 Open the project configuration file to convert Page 18 of 290 ProSoft Technology Inc November 26 2007 Introduction AFC Manager Configuration Tool Automatic Flow Computer 3 Open the Project menu and then choose Change Module Type AFC Manager AFC56 16 4 2 05 new file File Project On ine Communications Help Site Configuration Meter Configuration Download Project Upload Project Change Module Type b Modbus Dictionary 4 Choose the module type and firmware version from the menu 5 Save your project Note AFC Manager will save your updated configuration file with the same name as the file you loaded If you need to keep your original configuration change the file name of your updated configuration before saving 1 7 5 Resetting Configuration Parameters
47. 3 and make it active Measurement continues using stream 3 s parameters and stream 3 s accumulators Stream 3 must be enabled if it is disabled then the signal is cancelled immediately with no action Select stream 4 Issued by an external process almost always the PLC as it is typically accompanied by the swinging of valves to switch measurement to stream 4 and make it active Measurement continues using stream 4 s parameters and stream 4 s accumulators Stream 4 must be enabled if it is disabled then the signal is cancelled immediately with no action Reset resettable accumulator 1 Issued by an external process e g the PLC or automatically according to archive configuration options registers 8341 and 8421 to reset resettable accumulator 1 For a multiple stream AFC resettable accumulator 1 for the meter and all its streams are simultaneously reset Reset resettable accumulator 2 Issued by an external process e g the PLC or automatically according to archive configuration options registers 8341 and 8421 to reset resettable accumulator 2 For a multiple stream AFC resettable accumulator 2 for the meter and all its streams are simultaneously reset Reset resettable accumulator 3 Issued by an external process e g the PLC or automatically according to archive configuration options registers 8341 and 8421 to reset resettable accumulator 3 For a multiple stream AFC resettable accumulator 3 for the meter and all
48. AGA 8 Relative density at reference 1630 2 words AGA 8 Compressibility flowing 1632 2 words AGA 8 Molar density flowing 1634 2 words AGA 8 Density flowing 1636 2 words AGA 8 Supercompressibility Fpv 1640 2 words Previous timer tick count 1661 1 word Scan period seconds 1662 2 words AGA 3 Pressure extension 1664 2 words AGA 3 Differential pressure in static pressure units 1666 2 words AGA 3 Orifice bore diameter at temperature 1668 2 words AGA 3 Meter tube internal diameter at temperature 1670 2 words Reserved 1672 2 words AGA 3 Density flowing 1674 2 words AGA 3 Mass flow rate Qm 1678 2 words AGA 3 Velocity of approach factor Ev 1680 2 words AGA 3 Expansion factor Y 1682 2 words AGA 3 Coefficient of discharge Cd 1684 2 words AGA 3 Composition factor 1686 2 words AGA 7 Temperature factor Ftm 1694 2 words AGA 7 Pressure factor Fpm 1696 2 words AGA 7 C prime 1698 2 words Molar heating value MJ kmol 1700 2 words Mass heating value 1702 2 words Page 160 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Description Meter Relative Address Length Volumetric heating value 1704 2 words API 2540 Density at API base temperature 1738 2 words API 2540 Hydrometer correction factor 1740 2 words API 2540 Density at reference 1742 2
49. FOR HIGH RISK ACTIVITIES 14 5 4 DISCLAIMER OF ALL OTHER WARRANTIES THE WARRANTIES SET FORTH IN PARAGRAPH 1 ABOVE ARE IN LIEU OF ALL OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 14 5 5 LIMITATION OF REMEDIES IN NO EVENT WILL PROSOFT OR ITS DEALER BE LIABLE FOR ANY SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES BASED ON BREACH OF WARRANTY BREACH OF CONTRACT NEGLIGENCE STRICT TORT OR ANY OTHER LEGAL THEORY DAMAGES THAT PROSOFT AND ITS DEALER WILL NOT BE RESPONSIBLE FOR INCLUDE BUT ARE NOT LIMITED TO LOSS OF PROFITS LOSS OF SAVINGS OR REVENUE LOSS OF USE OF THE PRODUCT OR ANY ASSOCIATED EQUIPMENT LOSS OF DATA COST OF CAPITAL COST OF ANY SUBSTITUTE EQUIPMENT FACILITIES OR SERVICES DOWNTIME THE CLAIMS OF THIRD PARTIES INCLUDING CUSTOMERS OF THE PURCHASER AND INJURY TO PROPERTY Some areas do not allow time limitations on an implied warranty or allow the exclusion or limitation of incidental or consequential damages In such areas the above limitations may not apply This Warranty gives you specific legal rights and you may also have other rights which vary from place to place 14 5 6 Time Limit for Bringing Suit Any action for breach of warranty must be commenced within 15 months or in the case of RadioLinx modules 39 months following shipment of the Product ProSoft Technology Inc Page 275 of 290 Novem
50. Input Scaling select Raw Input as 4 to 20 mA 4 Supply the frequency output from the densitometer in Hz as a floating point value in the Flowing density process input location over the backplane refer to the Backplane Interface section for your platform in the AFC User Manual for the correct location The AFC then calculates a flowing density value which is then validated by the range check mandated by the Density values of Process Input Scaling of the meter configuration The Raw Input sub selection does not determine the format of the frequency input however the frequency is always input as floating point Note If you use the Densitometer feature select the Density Process Input Scaling Raw Input for 4 to 20 mA and transmit the densitometer frequency over the backplane as a floating point value 3 13 1 Densitometer Data Dialog Box This dialog box opens when you click the Densitometer button on the Meter Configuration dialog box Choose the densitometer to use from the list of supported devices and then fill in the calibration values from the calibration sheet of your densitometer E Densitometer Data Densitometer type Solartron 78xx y none Solartron 78xx Caj Solartron 1762 UGC nn S28 T e e K19 K20a K20b K2la K21b Select densitometer type NOTE Change resets all parameters Done ProSoft Technology Inc Page 91 of 290 November 26 2007 AT AFC Manager Configurati
51. Manager Configuration Tool Reference Automatic Flow Computer Archive file header daily Archive detail record size The size of each daily archive record in words This value is determined by the value of Archive file header daily Archive record template type register 12340 L Archive file header daily Number of records local The number of daily archive records stored locally and available by direct access to the Modbus Input Register bank This value depends on the archive record size and is the total number of archive records that will fit into 1060 words Click the Addresses button in the Archive Configuration window for more information Archive file header daily Number of records extended The actual number of records in the extended daily archive file If a Compact Flash card is installed this value is the same as that of Archive configuration daily extended file size register 12343 if a Compact Flash card is not installed this value is zero Archive file header daily Index of last write local This number is maintained by the AFC to keep track of the physical location in the AFC s memory where the newest age 1 local daily archive record has been stored Outside the AFC it provides no useful information Archive file header daily Index of last write extended This number is maintained by the AFC to keep track of the physical location on the Compact Flash card where the newest extended daily archiv
52. Master interface Communications Modbus Master allows you to easily read or write to any register in both slaves 13 8 19 When are the archives generated There are two types of archives the daily archives which are generated once a day and the hourly archives which are generated once a hour The Site Configuration dialog box has two parameters that allow you to configure when the archives will be generated End of Day minute the minute of the day when the daily archives will be written End of Hour minute the minute of the hour when the hourly archives will be written ProSoft Technology Inc Page 267 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Page 268 of 290 ProSoft Technology Inc November 26 2007 Support Service amp Warranty AFC Manager Configuration Tool Automatic Flow Computer 14 Support Service amp Warranty In This Chapter gt How to Contact Us Sales and Support 270 gt Return Material Authorization RMA Policies and Conditions271 gt Procedures for Return of Units Under Warranty 271 gt Procedures for Return of Units Out of Warranty 272 gt LIMITED WARRANTY essen enne nennen 273 Be sure and read the full Warranty that can be found on our web site at www prosoft technology com for details and other terms and conditions The content in this summa
53. N a Stream Stream number Configure the specific parameters for Gas 13 iC5 iso pentane 14 po nC5 normal pentane 15 pp C6 hexane 16 C7 heptane 17 o C8 octane 18 pp C3 nonane 19 pp C10 decane 20 po He helium 21 n Ar argon 22 pp neoC5 neopentane 23 0 Uxusert ap Uy user2 Read the molar analysis for stream 1 from the Module Select the Product as Gas Copy Analysis From Meter number MS Stream number E CLICK HERE to select components for analysis Use the Component Analysis dialog box to enter the gas molar concentrations to use for the AGA calculations CLICK HERE to open Component Analysis dialog box K factor pul m3 Meter Factors CLICK HERE CLICK HERE to read the to write the current Component Component Analysis Analysis configuration configuration from the PC to from the AFC the AFC module to the module PC The following parameters are required for the calculations Parameters Low Limit High Limit Default Isentropic Exponent 1 01 5 0 1 3198 Default Relative Density 0 04 5 0 0 6 Specific Gravity Default Fpv 0 5 2 0 1 Reference Temperature 0 C 32 F 25 C 77 F 15 C 60 F Reference Pressure 50kPaa 7 3 psia 110kPaa 16 psia 101 325kPaa 14 73 psia Page 80 of 290 ProSoft Technology Inc November
54. NC5 If set then molar concentrations for component 14 NC5 are expected in molar analyses and enter into the calculations If clear then molar concentrations for component 14 NC5 are ignored assumed to be zero even if supplied as non zero ProSoft Technology Inc Page 201 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Selected component 15 C6 If set then molar concentrations for component 15 C6 are expected in molar analyses and enter into the calculations If clear then molar concentrations for component 15 C6 are ignored assumed to be zero even if supplied as non zero Selected component 16 C7 If set then molar concentrations for component 16 C7 are expected in molar analyses and enter into the calculations If clear then molar concentrations for component 16 C7 are ignored assumed to be zero even if supplied as non zero Selected component 17 C8 If set then molar concentrations for component 17 C8 are expected in molar analyses and enter into the calculations If clear then molar concentrations for component 17 C8 are ignored assumed to be zero even if supplied as non zero Selected component 18 C9 If set then molar concentrations for component 18 C9 are expected in molar analyses and enter into the calculations If clear then molar concentrations for component 18 C9 are ignored assumed to be zero even if supplied as non zero
55. Non resettable accumulator mass residue 852 2 words Non resettable accumulator energy totalizer 854 2 words Non resettable accumulator energy residue 856 2 words Non resettable accumulator net totalizer 858 2 words Non resettable accumulator net residue 860 2 words Non resettable accumulator gross totalizer 862 2 words Non resettable accumulator gross residue 864 2 words Non resettable accumulator gross standard totalizer 866 2 words Non resettable accumulator gross standard residue 868 2 words Non resettable accumulator water totalizer 870 2 words Non resettable accumulator water residue 872 2 words Resettable accumulator 1 totalizer 874 2 words Resettable accumulator 1 residue 876 2 words Resettable accumulator 2 totalizer 878 2 words Resettable accumulator 2 residue 880 2 words Resettable accumulator 3 totalizer 882 2 words Resettable accumulator 3 residue 884 2 words Resettable accumulator 4 totalizer 886 2 words Resettable accumulator 4 residue 888 2 words Accumulator archive period daily totalizer 890 2 words Accumulator archive period daily residue 892 2 words Accumulator archive period hourly totalizer 894 2 words Accumulator archive period hourly residue 896 2 words Process input scaled float temperature 1520 2 words Process input scaled float pressure 1522 2 words Process input scaled float dif prs flow rate freq 1524 2 words Process input scaled float flowing density 1526 2 words Proc
56. O current daily archive for the first 4 meters Primary Modbus Slave Holding Register Address Description 9910 and 9911 11910 and 11911 Net Accumulator Totalizer from archive O Meter 1 Net Accumulator Totalizer from archive O Meter 2 13910 and 13911 Net Accumulator Totalizer from archive O Meter 3 15910 and 15911 Net Accumulator Totalizer from archive O Meter 4 Modbus Addressing Common to Both Primary and Virtual Slaves Address Type Description Ch00000 Char Firmware product code group Low byte platform High byte application class Ch00001 Char Firmware product code item Low byte number of streams High byte number of meters ProSoft Technology Inc November 26 2007 Page 167 of 290 AFC Manager Configuration Tool Reference Automatic Flow Computer Address Type Description Ch00002 Int Firmware version number Low byte minor version number High byte major version number Ch00003 Ch00004 to Ch00005 Int Int Firmware revision number Serial number Ch00006 Bm Site status bit 0 AFC released Latched when both bit 15 cold start and bit 12 Processor offline first become clear remaining so until any subsequent cold start While this bit remains clear events are not logged allowing an initial configuration to be fully completed without filling up the event log bit 1 Checksum alarm Set when any bit in the Che
57. Solution Orifice Characterization error The orifice parameters Meter Configuration Orifice button are invalid Check the orifice and meter parameters The following conditions should be true Orifice diameter gt 0 Tube diameter gt 0 Orifice diameter lt Tube diameter The beta ratio between the orifice and tube diameters should follow the AGA Standard Alarm Code values 0 No alarm 1 Orifice diameter non positive 2 Orifice not narrower than pipe 3 Beta ratio less than 0 10 adjusted by tolerance 4 Beta ratio greater than 0 75 adjusted by tolerance 5 Pipe diameter less than 2 0 inches adjusted by tolerance 6 Orifice diameter less than 0 45 inches adjusted by tolerance The tolerance fixed by the AFC firmware allows the AGA limits to be exceeded by up to 75 towards the physical limit For example while AGA restricts pipe diameter to 2 0 inches or greater the AFC allows it to be as small as 0 5 inch Orifice Pressure Exception Configuration and process input for an Orifice Meter are such that the effective downstream pressure is less than vacuum For calculation upstream pressure is raised by the amount necessary to raise absolute downstream pressure to zero Check the process inputs for Gauge Pressure and Differential Pressure and the configured Barometric Pressure and Static Pressure Tap Location Also check any performed vapor pressur
58. This ASCII character which intrinsically distinguishes the two archive files is incorporated into codes in the project file AFC and the names of extended archive files on compact flash It is always D for the daily archive file Archive configuration daily options Settings that determine the conditions under which daily archive records are automatically written and resettable accumulators are automatically reset View bit level detail for more information Archive option daily Period select hourly Selects which of the two period ends determine the automatic writing of daily archive records and the automatic resetting of accumulators Values are Daily period Period end is the minute of the day selected by the point End of day minute register 120 Hourly period Period end is the minute of the hour selected by the point End of hour minute register 121 By default this bit is clear for the daily archive file but it can be toggled to select the other period end regardless of the designation of the archive file as daily Refer to the descriptions of other archive options for more information Archive option daily Archive upon period end Upon the end of the period selected by Archive option daily Period select hourly bit 0 this option causes the meter signal Write daily archive bit 8 to be issued automatically Refer to the description of that signal for more information Archive option daily Archive u
59. US units and the density range low or high The corrected density is converted to the units required by the Standard before applying the calculation If this option is clear or if the calculation fails then the CPL used to correct liquid volume is that given in the stream parameter point Default CPL Vapor pressure via TP 15 With this option set liquid vapor pressure is calculated according to the correlation given in the Gas Processors Association Technical Publication 15 Vapor pressure is significant only if it can rise above reference pressure at either reference or operating temperature and only if pressure correction is enabled bit 11 If this option is clear then the vapor pressure given in the stream parameter point Default vapor pressure is assumed Density correction for pressure The API 2540 1980 procedure for correcting density from operating to reference conditions considers only the effect of temperature For lighter fluids flowing under elevated pressure the effect of pressure can be significant and should not be ignored This option effective only when density correction is performed enables an iteration which applies CPL to the input observed density and recalculates corrected density and CPL repeating until two successive densities differ by no more than 0 005 kg m3 SI Units or 0 00005 Rd60 Calculate net energy With this option clear calculated energy content of the stream is the gross heating value
60. Word available Page 166 of 290 ProSoft Technology Inc November 26 2007 Reference 13 6 AFC Manager Configuration Tool Automatic Flow Computer 13 5 9 Pulse Frequency Integration with Liquid Product Start Offset End Offset Data Format Type Description 10 11 Accumulator Snapshot Accumulator totalizer net 12 13 Floating point Snapshot Accumulator residue net 14 15 Floating point Flow weighted average Flow rate net 16 17 Floating point Flow weighted average Temperature 18 19 Floating point Flow weighted average Pressure 20 21 Floating point Flow weighted average K Factor 22 23 Floating point Flow weighted average Meter Factor 24 25 Floating point Flow weighted average Density Input 26 Word Flow weighted average Water content e 2 27 Word Flow weighted average Corrected density scaled integer 28 29 Floating point Flow weighted average Pulse Frequency Example 1 Find the Net Accumulator addresses at archive 1 latest daily archive for the first 4 meters Primary Modbus Slave Input Register Address Description 10 and 11 Net Accumulator Totalizer from archive 1 Meter 1 2510 and 2511 Net Accumulator Totalizer from archive 1 Meter 2 5010 and 5011 Net Accumulator Totalizer from archive 1 Meter 3 7510 and 7511 Net Accumulator Totalizer from archive 1 Meter 4 Example 2 Find the Net Accumulator addresses at archive
61. a bit mapped word defined as follows Bits Description 0 to 3 The number of the accessing port 0 for Modbus Gateway 4 Read Authorization Waived 5 Write Authorization Waived 6 Read Access Granted 7 Write Access Granted 8to 15 Reserved A waived authorization means that password entry is not required for this action even if a non zero password has been configured Authorization waivers are configured separately for each port so for example a SCADA system connected to port 2 can be allowed to read measurement results without having to supply a password while an operator connecting AFC Manager to port 1 still must enter the correct password The backplane is always given both waivers so the PLC never has to supply a password Toseta hard password in AFC Manager 1 Open the Site Configuration Dialog box 2 Click in the Site Options field This action opens the Site Options dialog box 3 Select check option 4 Hard Passwords ProSoft Technology Inc Page 45 of 290 November 26 2007 AFC Manager Configuration Tool Site Configuration Automatic Flow Computer Site Options x Read Unix timestamps in virtual slave Event log unlocked Barometric pressure in psia else in kPaa Event log process input range alarms Hard passwords Process input out of range use last good value A NM USE I 12 Y Analyses are packed in the module 13 V Analyses are packed over the backplane When this
62. a complete reinitialization of the meter configuration and zeroing of all accumulators Page 190 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Reference contract temperature The reference or base or standard temperature to which measured volumes are to be corrected When this value is downloaded to the Module the AFC firmware rounds it to the nearest 0 05 C or 0 10 F the rounded value is used in all subsequent calculations The rounding is silent unannounced and the value stored in the AFC project file does not change until the project or meter configuration is re uploaded and the project file re saved Reference contract pressure The reference or base or standard pressure to which measured volumes are to be corrected Meter calculation options Several options affecting details of the measurement calculations View bit level detail for more information Downstream static pressure Specifies whether the static pressure transmitter is downstream or upstream of the flow constriction that causes the differential pressure Measurement Standards require that the static pressure supplied to the calculations be determined upstream of the constriction if this option is set then the differential pressure is added to the downstream static pressure to yield the upstream static pressure supplied to the calculations If the meter is an integral
63. accumulated during the current hourly archive period When the hourly archive is written this point is zeroed No rollover is applied as it is assumed that hourly archives will be written frequently enough that this 32 bit quantity never overflows ProSoft Technology Inc Page 225 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Previous input pulse count At the end of the meter calculation scan the pulse count received from the PLC is copied to this non volatile point At the next scan this value is subtracted from the new pulse input to yield the pulse increment required for the calculations Current master pulse count Pulses received from the PLC are accumulated here with a fixed rollover value of 100000000 8 zeros This allows an external monitoring application to track pulse input accurately even if its polling period is longer than the rollover period of the pulse input module Non resettable accumulator mass totalizer The total accumulation is maintained in two parts this point the totalizer is the integral part and is stored as an unsigned 32 bit integer or split double value and the next point the residue is the fractional part and is stored as a floating point value To determine the total accumulation add together the totalizer and the residue Non resettable accumulator mass residue The total accumulation is maintained in two parts the previous poin
64. accumulated during the archive period calculated by OR ing into this point at the end of each calculation scan the contents of Meter status register 8800 H View bit level detail for more information Page 258 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Current archive hourly cumulative meter status Meter enabled The state of the meter has been switched from disabled to enabled during the archive period Current archive hourly cumulative meter status Backplane communications fault Loss of communication with the PLC has been detected during the archive period This is usually due to a switch of the PLC to program mode Current archive hourly cumulative meter status Measurement configuration changed Configured items that might affect measurement calculations have been changed during the archive period Current archive hourly cumulative meter status Power up The module lost power and has been rebooted during the archive period Current archive hourly cumulative meter status Cold start A cold start complete reinitialization has occurred during the archive period Current archive hourly event count The number of the last event recorded during the archive period This value is 1 less than the value of Next event number at register 40002 of the Input Register bank Current archive hourly flowing period seconds The number of
65. age of the desired daily archive record 1 through oldest into this point and immediately read the selected record from the associated window Click the Addresses button in the Archive Configuration window for more information Open archive record select age hourly Enter the age of the desired hourly archive record 1 through oldest into this point and immediately read the selected record from the associated window Click the Addresses button in the Archive Configuration window for more information Checksum alarms Checksum alarms detected for this meter For more information view bit level detail and refer to the site signal Clear all checksum alarms register 200 bit 1 Checksum alarm Meter configuration During power up the checksum for the non volatile memory containing the meter configuration did not verify For more information refer to the site signal Clear all checksum alarms register 200 bit 1 Page 210 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Checksum alarm Meter component analysis During power up the checksum for the non volatile memory containing the meter component analysis did not verify For more information refer to the site signal Clear all checksum alarms register 200 bit 1 Checksum alarm Meter accumulators During power up the checksum for the non volatile memory containing the meter accumulators did not
66. alarm word datum type Bsht Notes Logs changes to the checksum alarm bitmaps Includes site meter identification bits 28 24 Upon power up Written automatically upon power up when a checksum failure is detected In this case the event is written even if the bitmap does not change such as when an affected bit is already set from a previous failure that was never cleared Upon Modbus write to the bitmap Records changes to the bitmap only typically when clearing bits though setting bits is also permitted 6 2 Wallclock Change Value Wallclock packed bitfields Notes Triggered when the wallclock is set for the first time or when it is reset to a value that differs from its current value by five minutes or more These two cases can be distinguished by the old value in the event entry for the initial setting this value is zero clock not set 7 d Stream Select Value Stream number Notes Triggered by a select active stream meter signal Includes meter identification bits 28 24 Page 126 of 290 ProSoft Technology Inc November 26 2007 Events 9 8 Site Datum Point events AFC Manager Configuration Tool Automatic Flow Computer Grup Sbgp Item DTyp Rkv Data point 0 0 0 Bsht 3 Site options 1 Site parameter value 0 0 Flot E Barometric pressure 8 n 0 Usht Arbitrary event logged value n n 0 thru 9 15 PLC
67. analysis sums to a total that is outside the tolerance allowed by the value of the point Analysis normalization total error tolerance The analysis is normalized anyway and is input to AGA 8 for calculation of compressibilities and densities The point Analysis characterization error register 9603 contains the value 1 Current archive daily cumulative meter alarm Analysis characterization error The characterization of the input analysis has encountered a problem While the original meter alarm is active the specific reason for this alarm is available in the point Analysis characterization error register 9603 Current archive daily cumulative meter alarm Compressibility calculation error The AGA 8 calculation has reported an error While the original meter alarm is active the specific reason for this alarm is available in the point Compressibility calculation error register 9604 Current archive daily cumulative meter alarm High water error The water content of the emulsion is too large While the original meter alarm is active the specific reason for this alarm is available in the point High water error register 9604 Current archive daily cumulative meter alarm Reference density error The density correction calculation has reported an error While the original meter alarm is active the specific reason for this alarm is available in the point Reference density error register 9605 Current archive daily
68. archive daily cumulative meter alarm Accumulation overflow 8 Current archive daily cumulative meter alarm Orifice characterization error 9 Not Used 10 Current archive daily cumulative meter alarm Current archive daily cumulative meter alarm Analysis characterization error 11 Current archive daily cumulative meter alarm Compressibility calculation error 12 Current archive daily cumulative meter alarm Reference density error 13 Current archive daily cumulative meter alarm Temperature correction error 14 Current archive daily cumulative meter alarm Vapor pressure error 15 Current archive daily cumulative meter alarm Pressure correction error The cumulative status bits are defined as follows Offset End Offset 00 Stream 1 active 01 Stream 2 active 02 Stream 3 active 03 Stream 4 active 11 Meter enabled 12 Backplane Communication Fault 13 Measurement Configuration Changed 14 Power up 15 Cold Start ProSoft Technology Inc November 26 2007 Page 163 of 290 AFC Manager Configuration Tool Automatic Flow Computer Reference The following 20 words default configuration will depend on the meter type and product group as follows 13 5 2 Orifice Differential Meter with Gas Product Start Offset End Offset Data Format Type Description 10 11 Accumulator Snapshot Accumulator total
69. are 1 to 247 The default address is 244 Virtual Modbus Slave Address The Virtual Modbus slave address identifies the Virtual Slave when another Modbus device is polling it You can also use the AFC Manager Modbus Master Interface to read write Modbus registers using the Virtual Modbus Slave Any value greater than zero will activate the Virtual Modbus Slave and the module will use the remapping table to assign data to the correct memory locations Valid address values are 0 zero to 247 A value of zero disables the Virtual Modbus Slave The following illustration shows the benefits of using the Virtual Modbus Slave when polling data from the module ProSoft Technology Inc Page 29 of 290 November 26 2007 AFC Manager Configuration Tool Site Configuration Automatic Flow Computer Data Polling Without Virtual Modbus Slave Primary Modbus Slave Address 8020 e M Address 8040 4 Modbus Master MERE 3 Modbus Read Commands 1 Register Each For this application the master reads three MODBUS registers 8020 8040 and 8140 As these registers are not contiguous the master uses three Modbus commands to poll all the registers Data Polling With Virtual Modbus Slave Primary Modbus Slave Virtual Modbus Slave Address 8020 Address 200 p Address 201 p T Addises 202 Address 8040 Address 8040 Modbus Master ET Address 8140 p 1 Modbus Read Command
70. by external software as for the Firmware Product Group code Firmware product code item number of streams This ASCII character reports the number of streams per meter available in this build of the AFC ProSoft Technology Inc Page 169 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Firmware product code item number of meters This ASCII character reports the number of meters available in this build of the AFC Firmware version number The byte coded version number of this build of the AFC Firmware version number minor version number The minor version number of this build of the AFC Firmware version number major version number The major version number of this build of the AFC Firmware revision number The revision number of this build of the AFC Serial number The serial number of the AFC module To compare it with the label on the hardware interpret it in hexadecimal Site status basic View bit level detail for more information AFC released Latched when both bit 7 Cold Start and bit 4 PLC Offline both become clear remaining so until any subsequent Cold Start While this bit remains clear events are not logged allowing an initial configuration to be fully completed without filling up the event log Checksum alarm Set when any bit in the Checksum alarms registers for site and each meter is set clear when all such bits are clear Checksums a
71. calculated results to the PLC If this value is O then the block does not exist and is not accessed Otherwise this value must lie between 400001 and 465499 stored in the module as a value between 1 and 65499 and is the starting address in the 4x register bank of the block If the meter is disabled this block is not accessed For more information refer to the documentation of your platform s backplane PLC address Meter archive fetch put The address in the PLC of the block of 42 registers that returns requested archive records to the PLC If this value is O then the block does not exist and is not accessed Otherwise this value must lie between 400001 and 465495 stored in the module as a value between 1 and 65495 and is the starting address in the 4x register bank of the block If the meter is disabled this block is not accessed For more information refer to the documentation of your platform s backplane Densitometer type code Selects the algorithm which calculates density at operating conditions from a frequency input Values are None densitometer not configured Solartron 78xx series also used by many other manufacturers Solartron 1762 series UGC series The densitometer calculation is performed when both 1 this value is non zero and 2 the density Input scaling module id code is a positive value selecting raw input Page 208 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Conf
72. card is not installed this value is zero Archive file header hourly Index of last write local This number is maintained by the AFC to keep track of the physical location in the AFC s memory where the newest age 1 local hourly archive record has been stored Outside the AFC it provides no useful information Archive file header hourly Index of last write extended This number is maintained by the AFC to keep track of the physical location on the Compact Flash card where the newest extended hourly archive record has been stored Outside the AFC it provides no useful information Archive file header hourly Modbus holding register address header This is the address in the Modbus Holding Register bank of the file header of the hourly archive file For this archive file it is always 9990 Archive file header hourly Modbus input register address detail This is the address in the Modbus Input Register bank of the local hourly archive file For this archive file it is always 1060 Click the Addresses button in the Archive Configuration window for more information Archive file header hourly Modbus holding register address summary This is the address in the Modbus Holding Register bank of the current period ongoing hourly archive record For this archive file it is always 9950 Click the Addresses button in the Archive Configuration window for more information ProSoft Technology Inc Page 261 of 290 November 2
73. cone Wedge coefficient of discharge which in turn receives its value from a spreadsheet primed with data from the manufacturer s data sheet Page 240 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Composition factor This factor multiplied by the pressure extension is the density extension required by the AGA 3 ISO 5167 Standard It is the product of supercompressibility and the square root of air factor times relative density at reference divided by absolute flowing temperature The air factor depends only on the reference conditions and is the molar mass of air divided by gas constant times compressibility of air at reference AGA 7 Temperature factor Ftm This value is the ratio of the traditional US gas measurement base temperature of 519 67 R 60 F to the operating temperature where both temperatures are in consistent absolute units It is a factor in the calculation of C prime AGA 7 Pressure factor Fpm This value is the ratio of the operating pressure to the traditional US gas measurement base pressure of 14 73 psia where both pressures are in consistent absolute units It is a factor in the calculation of C prime C prime This value is the product of the square of AGA 8 Supercompressibility Fpv AGA 7 Temperature factor Ftb AGA 7 Temperature base factor Ftb AGA 7 Pressure factor Fpb AGA 7 Pressure base factor
74. default 197 Input scaling density input frozen during calibration 197 Input scaling density module id code 197 Input scaling density range high end 197 Input scaling density range low end 196 Input scaling differential pressure default 195 Input scaling differential pressure input frozen during calibration 195 Input scaling differential pressure module id code 195 Input scaling differential pressure range high end 195 Index Input scaling differential pressure range low end 195 Input scaling flow rate default e 196 Input scaling flow rate input frozen during calibration 196 Input scaling flow rate module id code 196 Input scaling flow rate range high end 196 Input scaling flow rate range low end 195 Input scaling pressure default 194 Input scaling pressure input frozen during calibration 194 Input scaling pressure module id code 194 Input scaling pressure range high end 194 Input scaling pressure range low end 194 Input scaling temperature default 193 Input scaling temperature input frozen during calibration 194 Input scaling temperature module id code 193 Input scaling temperature range high end 193 Input scaling temperature range low end 193 Input scaling water content default e 198 Input scaling water content input frozen during calibration 198 Input scaling water content module id code 198 In
75. density is not calculated Reference density error The error code reported by the density correction calculation which is run each calculation scan A non zero value sets the alarm Meter alarm Reference density error register 9601 bit 12 and the stream parameter Default corrected density supplies the corrected density to be used in subsequent calculations Values are No alarm Low density range input value outside allowable range of Table High density range input value outside allowable range of Table Non convergence of density correction iteration Zero VCF Page 236 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Temperature above critical point Input density outside reference fluid adjusted range Corrected density out of range Standard density input outside API range Temperature correction error The error code reported by the temperature correction calculation which is run each calculation scan A non zero value sets the alarm Meter alarm Temperature correction error register 9601 bit 13 and the stream parameter Default CTL supplies the temperature correction factor to be used in subsequent calculations Values are No alarm Low density range input value outside allowable range of Table High density range input value outside allowable range of Table Temperature above critical point Vapor pressure error The error code reported by
76. factor so that when this option is selected the K factor entry becomes Meter factor and the Meter Factor Linearization table becomes K factor Linearization The calculations described up to this point are those recommended by API and performed by the vast majority of users of linear meters Some users however may prefer to keep the meter factor at exactly 1 0000 and periodically adjust the K factor with a meter prove and then the K factor may depend on the flow rate 3 11 3 Stream Enable Select check to enable the current stream Unselect uncheck to disable the current stream A disabled stream cannot be made active When downloading the configuration to the module this option is silently forced for the active stream Product Group Specific Parameters After the meter type has been selected and its specific parameters are set it is time to configure the Product Group considered for the meter and its specific parameters The Product Group selects the measurement Standards to be used in calculating flow rates and accumulations Select Gas to use AGA8 and either AGA3 or AGAT Standards Select a liquid group to use the API2540 Standards For more detail on measurement standards see the Measurement Standards subsection of the Reference chapter in this manual The following sections group products into two categories Gas and Liquid grouping all the liquid products together The reason for this approach is because the con
77. for Meter Factor at up to five different Flow Rates for this meter 3 7 3 K factor Characteristics This area is visible when the meter type is Linear Click the Measured quantity and Flow input unit fields to choose the quantity type and flow input unit for this meter The K Factor itself is entered as a stream parameter see below C pulses per lire C pulses per 0 001 US gallon C pulses per decalitre C pulses per 0 01 US gallon C pulses per hectolitre C pulses per 0 1 US gallon pulses per cubic metre C pulses per US gallon C pulses per 10 cu metres C pulses per 10 US gallons C pulses per 100 cu metres C pulses per 100 US gallons C pulses per 1000 cu metres C pulses per 1000 US gallons C pulses per cubic foot C pulses per 0 001 barrel C pulses per 10 cu feet C pulses per 0 01 barrel lees pet 100 od foot plens pa O baral C pulses per 1000 cu feet C pulses per barrel C pulses per 10000 cu feet C pulses per 10 barrels C Mass C pulses per 100000 cu feet C pulses per 100 barrels C Energy C pulses per 1000000 cu feet C pulses per 1000 barrels Gross volume al ES Meter 1 Meter Tag M01 Accumul tors and Flow Rates r Select Meter Meter Type Product Group and Units Volumes Energy Mass Meternumber 1 SS En ES sl hour Flow rate period unit 6 l kis cubic fhetres Flow rate unit r Copy Config From Linear cubicfmetres i i Meter number i Ss System of units Acc
78. for two minutes then the granted access is removed and can be regained only by writing a new password to the test register Page 28 of 290 ProSoft Technology Inc November 26 2007 Site Configuration AFC Manager Configuration Tool Automatic Flow Computer 2 3 Site Configuration Parameters The following topics describe the Site Configuration parameters you will enter 2 3 1 Site Name Identifies the site 1 to 64 characters Default is MVI Flow Station 2 3 2 Project Name The Project Name allows an external application such as AFC Manager to synchronize its database with the database resident in the module Default is AFC 2 3 3 Primary amp Virtual Modbus Slave Configuration The configuration process and historical data for the site and all meters are stored in the Primary Modbus Slave approximately 130 000 registers In order to optimize the polling of data the AFC module has a second Modbus slave the Virtual Modbus Slave These two Modbus slaves have distinct Modbus addresses that are configured in the Site Configuration dialog box Primary Modbus Slave Address The primary Modbus slave address identifies the Primary Slave when another Modbus device is polling it You can use the AFC Manager Modbus Interface to read and write Modbus registers from the Primary Modbus Slave Except for the Modbus Master interface every time the AFC Manager communicates with the module it uses the Primary Modbus Slave Valid address values
79. fractional part and is stored as a floating point value To determine the total accumulation add together the totalizer and the residue Non resettable accumulator net residue The total accumulation is maintained in two parts the previous point the totalizer is the integral part and is stored as an unsigned 32 bit integer or split double value and this point the residue is the fractional part and is stored as a floating point value To determine the total accumulation add together the totalizer and the residue Non resettable accumulator gross totalizer The total accumulation is maintained in two parts this point the totalizer is the integral part and is stored as an unsigned 32 bit integer or split double value and the next point the residue is the fractional part and is stored as a floating point value To determine the total accumulation add together the totalizer and the residue Non resettable accumulator gross residue The total accumulation is maintained in two parts the previous point the totalizer is the integral part and is stored as an unsigned 32 bit integer or split double value and this point the residue is the fractional part and is stored as a floating point value To determine the total accumulation add together the totalizer and the residue Non resettable accumulator gross standard totalizer The total accumulation is maintained in two parts this point the totalizer is
80. has been changed Be sure that you are selecting the correct COM port on your PC especially if you are using a USB serial adapter as those adapters may be assigned to different COM ports at different times 4 Ensure that the COM port on your PC is not in use by another application such as HyperTerminal If the port is held by another application then AFC Manager will not be able to use it ProSoft Technology Inc Page 15 of 290 November 26 2007 AFC Manager Configuration Tool Automatic Flow Computer 1 6 Starting AFC Manager To start AFC Manager 1 Click the Start button and then choose Programs 2 In the Programs menu choose ProSoft Technology 3 In the ProSoft Technology menu choose AFC Manager 1 7 Using AFC Manager Introduction The AFC module is configured with configuration files that you create using AFC Manager A configuration file is called a Project 1 7 1 Starting a New Project gt To start a new project 1 Start AFC Manager and then open the File Menu 2 Onthe File Menu choose New and then select your module and firmware version number E AFC Manager AFC56 16 4 2 05 new file Ele Project Ondine Communications Help More Load MVI46 AFC gt Save MVI56 AFC 16 meters v 2 05 Save As MVI69 AFC gt MVIS6 AFC 16 meters v 2 04 Print Report MVI71 AFC gt MVI56 AFC 16 meters v 2 03 Reset PTQ AFC gt MVIS6 AFC 16 meters v 2 02 MVI56 AFC 16
81. high range Input scaling pressure default This is the default value for pressure input assumed when the actual input is out of range This and the two preceding points must satisfy the relationship low range x default lt high range Input scaling pressure module id code The module id code specifies the processing of the PLC supplied value that is required in order to obtain the process input value in engineering units Permitted values are 1 The PLC supplies pressure directly as a floating point value 0 The PLC supplies pressure directly as a fixed point value scaled to 0 decimal places 20 The PLC supplies the raw D A value from an analog input module this code selects from a predefined list of modules whose pertinent characteristics are its D A zero scale and full scale values the AFC scales the raw input so that the valid D A range scales to the configured pressure range Input scaling pressure input frozen during calibration This point holds the scaled pressure input present at the time that the input was switched to calibration mode This value is used for all calculations while in calibration until the input is switched out of calibration mode at which time normal operation is resumed ProSoft Technology Inc Page 195 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Input scaling differential pressure range low end This is the lowest value a
82. holds the pressure input received from the PLC as a fixed point value after conversion and scaling according to the module id code configured for the input and after its range is checked and the default substituted if necessary scaled to 0 decimal places For more information refer to the Input scaling pressure points Process input scaled integer differential pressure This point holds the differential pressure input received from the PLC as a fixed point value after conversion and scaling according to the module id code configured for the input and after its range is checked and the default substituted if necessary scaled to 3 decimal places For more information refer to the Input scaling differential pressure points Process input scaled integer flow rate This point holds the flow rate input received from the PLC as a fixed point value after conversion and scaling according to the module id code configured for the input and after its range is checked and the default substituted if necessary scaled to 0 decimal places For more information refer to the Input scaling flow rate points Process input scaled integer density This point holds the density input received from the PLC as a fixed point value after conversion and scaling according to the module id code configured for the input and after its range is checked and the default substituted if necessary scaled to 1 decimal place If a densitometer is configure
83. hr Pulse Frequency Zero decimal places implied A value of 2276 would be equivalent to 2276 Hz Density kg m One implied decimal place A value of 5137 would be equivalent to 513 7 kg m3 Density Relative Four implied decimal places A value of 10023 would be Density equivalent to 1 0023 60 F 60 F Density API Two implied decimal places A value of 8045 would be equivalent to 80 45 API For 4 to 20 mA input the value received from the processor is the raw unscaled A D count obtained from the analog input card The module scales the raw count to engineering units using the configured values for zero scale and full scale assuming the following ranges 4 to 20 mA A D counts Processor Module Zero scale 4 Full scale 20 mA mA SLC MVI46 AFC 3277 16384 ControlLogix MVI56 AFC 13107 65535 CompactLogix MVI69 AFC 6241 31206 PLC MVI71 AFC 819 4095 Quantum PTQ AFC 4000 20000 In the Meter Monitor dialog box the raw value is shown in the Last Raw column and the converted values are shown in the Scaled Avg column Page 76 of 290 ProSoft Technology Inc November 26 2007 Meter Configuration AFC Manager Configuration Tool Automatic Flow Computer 3 11 Stream Options Stream 1 Options X m s ds dn s eee Use meter factor to full precision non Standard Interpolate K factor else meter factor r r r dil m r r 15 v Stream enable Meters often are used for mea
84. image address Quantum Unity platform only 0 Usht Supervisory get Usht P Supervisory put 2 Usht Wallclock get amp put 3 0 Usht Modbus gateway get amp put 4 0 Usht 5 Modbus pass thru put 5 0 Usht 3 Modbus master get amp put 9 9 Meter Datum Point events Grup Sbgp ltem X DTyp Rkv Data point 0 0 Process input calibration 0 Flot t Temperature 1 Flot bi Pressure 2 Flot i Primary input 3 Flot Flowing density 4 Flot 7 Water content 0 1 Process input alarm 0 Flot Temperature range 1 Flot Pressure range 2 Flot Primary input range 3 Flot Flowing density range 4 Flot Water content range 1 0 Meter classification 0 Bsht Meter device and engineering units ProSoft Technology Inc November 26 2007 Page 127 of 290 AFC Manager Configuration Tool Automatic Flow Computer Events Grup Sbgp ltem DTyp Rkv Data point 1 Usht iy Product group 2 Reference conditions 0 0 Flot F Temperature 1 0 Flot Pressure 3 Meter options 0 0 Bling Calculation options 1 0 Bling 4 Control options 4 Input scaling 0 Temperature 0 Flot li Range low end 1 Flot Range high end 2 Flot li Default 3 Sbyt P Module id code 1 Pressure 0 Flot 5 Range low end 1 Flot B Range high end 2 Flot Default 3 Sbyt P Module id code 2 Primary input 0 Flot Range low end 1 Flot Range high end 2 Flot si Default
85. in the component map and if the number of components is less than 7 then this table entry 7 is zero Analysis molar fraction component 8 The concentration of the 8th component selected in the Analysis component map at register 8130 represented as an integer scaled by 10000 The value is as input via configuration or over the backplane from the PLC before normalization Concentrations are packed towards the beginning of this table if the number of components in register 8130 bits 8 thru 15 is not less than 8 then this table entry 8 contains the concentration of the component identified by the 8th 1 bit in the component map and if the number of components is less than 8 then this table entry 8 is zero Analysis molar fraction component 9 The concentration of the 9th component selected in the Analysis component map at register 8130 represented as an integer scaled by 10000 The value is as input via configuration or over the backplane from the PLC before normalization Concentrations are packed towards the beginning of this table if the number of components in register 8130 bits 8 thru 15 is not less than 9 then this table entry 9 contains the concentration of the component identified by the 9th 1 bit in the component map and if the number of components is less than 9 then this table entry 9 is zero ProSoft Technology Inc Page 221 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Fl
86. input via configuration or over the backplane from the PLC before normalization Concentrations are packed towards the beginning of this table if the number of components in register 8130 bits 8 thru 15 is not less than 12 then this table entry 12 contains the concentration of the component identified by the 12th 1 bit in the component map and if the number of components is less than 12 then this table entry 12 is zero Analysis molar fraction component 13 The concentration of the 13th component selected in the Analysis component map at register 8130 represented as an integer scaled by 10000 The value is as input via configuration or over the backplane from the PLC before normalization Concentrations are packed towards the beginning of this table if the number of components in register 8130 bits 8 thru 15 is not less than 13 then this table entry 13 contains the concentration of the component identified by the 13th 1 bit in the component map and if the number of components is less than 13 then this table entry 13 is zero Page 222 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Analysis molar fraction component 14 The concentration of the 14th component selected in the Analysis component map at register 8130 represented as an integer scaled by 10000 The value is as input via configuration or over the backplane from the PLC before normalizat
87. integral part and is stored as an unsigned 32 bit integer or split double value and this point the residue is the fractional part and is stored as a floating point value To determine the total accumulation add together the totalizer and the residue Page 228 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Accumulator archive period daily totalizer The total accumulation is maintained in two parts this point the totalizer is the integral part and is stored as an unsigned 32 bit integer or split double value and the next point the residue is the fractional part and is stored as a floating point value To determine the total accumulation add together the totalizer and the residue Accumulator archive period daily residue The total accumulation is maintained in two parts the previous point the totalizer is the integral part and is stored as an unsigned 32 bit integer or split double value and this point the residue is the fractional part and is stored as a floating point value To determine the total accumulation add together the totalizer and the residue Accumulator archive period hourly totalizer The total accumulation is maintained in two parts this point the totalizer is the integral part and is stored as an unsigned 32 bit integer or split double value and the next point the residue is the fractional part and is st
88. is required that the corresponding option be selected 3 9 3 V Cone Wedge Device A differential meter is one that measures flow rate rather than flow increment It does so by measuring a pressure drop differential pressure across a constriction in the flow tube and calculating the mass flow from the DP the geometry of the constriction the temperature etc and a well known flow equation One type of constriction is the orifice which blocks the flow around the periphery of the tube forcing the fluid to flow through a narrower aperture in the middle The AGA3 standard specifies the calculations for this method of metering including the calculation of the orifice discharge coefficient Another type of constriction is the V cone which blocks the flow in the center of the tube forcing the fluid to flow around the blockage through the periphery of the tube where the orifice blocks the V cone does not and where the V cone blocks the orifice does not Much of the AGA3 standard still applies in particular the well known flow equation except that there is no longer a calculation of the V cone discharge coefficient which must then be entered into the AFC as a separate data point refer to the previous discharge coefficient discussion A wedge meter is a device that constricts the flow towards one side of the flow tube Here also a separate entry of the discharge coefficient must be made 3 9 4 ISO 5167 2003 else AGA 3
89. meter factors since the last time this bit was clear and associated events have been written to the event log Measurement configuration changed meter stream Analysis mole fraction Changes have been made to the stream s molar analysis since the last time this bit was clear and associated events have been written to the event log Scan count A free running 16 bit counter incremented once for each execution of the AFC s main scan loop Meters in alarm Bitmap identifying meters that are currently in alarm Meter 1 in alarm Set whenever any bit in meter 1 s Meter alarms register register 9601 is set Meter 2 in alarm Set whenever any bit in meter 2 s Meter alarms register register 11601 is set Meter 3 in alarm Set whenever any bit in meter 3 s Meter alarms register register 13601 is set Meter 4 in alarm Set whenever any bit in meter 4 s Meter alarms register register 15601 is set Meter 5 in alarm Set whenever any bit in meter 5 s Meter alarms register register 17601 is set Meter 6 in alarm Set whenever any bit in meter 6 s Meter alarms register register 19601 is set ProSoft Technology Inc Page 183 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Meter 7 in alarm Set whenever any bit in meter 7 s Meter alarms register register 21601 is set Meter 8 in alarm Set whenever any bit in meter 8 s Meter alarms register r
90. meters and view archives and events Product Flow You can configure each meter in the local computer saving the configuration as a AFC file and then download the file to the module Later you can adjust specific meter configuration parameters without downloading the entire project this is accomplished using the Write button in the Meter Configuration dialog box You can also transfer the current configuration from the module to the local computer by uploading the current configuration AFC Module AFC Manager Read gt Write A Site Configuration Meter Configuration Modbus Master CO 8 AFC Module AFC Manager Read Overall Monitor Meter Monitor Archives Event Logs Audit Scan Page 8 of 290 ProSoft Technology Inc November 26 2007 Introduction AFC Manager Configuration Tool Automatic Flow Computer 1 1 Update Notice gt If your module measures liquids please read this notice before upgrading from version 2 04 or earlier to 2 05 or later For compliance with new measurement standards the AFC version 2 05 has introduced several new liquid product groups In particular the two non refined liquid product groups of version 2 04 which covered the entire density range of crudes and NGLs have each been split into two separate product groups one for the higher density range of crudes and the other for the lower density range of NGLs If your module has meter channe
91. ned 53 3 1 6 Changing the Meter Type Product Group or Unit 53 3 2 Reference Conditions 2 cecidere t nter e Enero pde cbt yoann da pe eager due ke ba se SuSE DER du noo gau 54 3 3 Accumulators and Flow Rates eerte edente rene ret innen agree ise Dn dti Roten 55 3 3 1 Accumulator Rollovers 2 etre ene te e Rede dae deed dine rere etl ee ee Perd dene eger Pete need cn 56 3 4 Meter Control Options Dialog BOX ooooocccococcnnnococccononcnnnonononononc nc nano cnn rro n cnn nn rr enne en nennen enne e erre nennen 56 3 4 1 Split double p lse inNp t s siitin os 56 3 4 2 Split double Accumu lator onore e da 56 3 4 3 Treat analysis as PIOCESSIPUt cicoococccinnnsenonsconniad reinar tierna 57 3 4 4 Meter Enabled cd 57 3 5 Archive Configuration ci ica 58 3 5 1 Archive OVNI Wisin Aa iia 58 3 5 2 Archive Configuration Dialog BOX cooooncccccnoccnnnocccccnnoncnnnonononnnonnnnnnnn cnn nono enne nnne 59 3 5 3 Archive Modbus Addresses dialog box sesseeeee eene eene 61 3 5 4 Archive Options Dialog BOX eerte eere deed e e lite 62 3 5 5 Archive Period Accumulation Dialog Box eene eene 63 3 6 Differential Meter Configu ratiori cir a tee thee nena de nt ide ea e planete p red nene 63 3 6 1 Differential Meter Differential Pressure Orifice Meters 64 3 6 2 Orifice and Meter Tube Parameters dialog box nennen 65 3 6 3 Differential Pressure Flow
92. not enabled enabled enabled enabled enabled enabled enabled enabled or or or or or or or or used used used used used used used used Date 16 09 2002 11 53 51 M01 1290 214197 12173 564 0053 42568 86 1954 654 15 1000 22 0200h M02 M03 M04 M05 M06 M07 M08 M09 M10 ProSoft Technology Inc November 26 2007 Page 97 of 290 AFC Manager Configuration Tool Automatic Flow Computer Meter 1 Tag Meter 1 Tag Meter 1 Tag Meter 1 Tag Meter 1 Tag Meter 1 Tag This This This This This This This meter meter meter meter meter meter meter channel channel channel channel channel channel channel is is is is dis is is not not not not not not not enabled enabled enabled enabled enabled enabled enabled or or or or or or or used used used used used used used M11 M12 M13 M14 M15 M16 Overall Monitor Page 98 of 290 ProSoft Technology Inc November 26 2007 Meter Monitor AFC Manager Configuration Tool Automatic Flow Computer 6 Meter Monitor In This Chapter gt Prntthe Report rca anios 101 gt Creating a File Report Log File 102 gt Accumulator Monitor eeeee enm 102 gt Flow Ra
93. one of the Modbus ports or by the AFC Manager itself via the Modbus Master window Parameters whose values may depend on the properties of the product being measured are configured for each stream separately Such parameters include both those that describe the product directly e g density viscosity analysis and those that describe indirect effects of the product e g meter factor Measurement calculations always use the parameters for the active stream ProSoft Technology Inc Page 77 of 290 November 26 2007 AFC Manager Configuration Tool Meter Configuration Automatic Flow Computer 3 12 The output of each stream consists of a complete set of accumulators laid out like those of the meter itself Computed increments are accumulated simultaneously in both the meter accumulators and those of the active stream so that each meter accumulator is always the sum of the corresponding accumulators for all four streams modulo the rollover value 3 11 1 Use meter factor to full precision non Standard If Use meter factor to full precision is clear the Meter Factor is rounded to five decimal places four decimal places for firmware versions 2 04 and earlier before being used to calculate gross volume gross pulses KF MF If the option is set the MF is used as is without rounding The API standard requires the meter factor to be rounded 3 11 2 Interpolate K factor This option bit swaps the roles of K factor and meter
94. or having to adjust measurement During calibration the transmitter s output may undergo significant changes that do not accurately reflect the value of the input Calibration Mode makes the AFC ignore such changes which assumes instead that the input value is constant throughout the period of calibration holding the value of the input as it was at calibration start To switch an input into or out of Calibration Mode toggle the checkbox and click Apply Page 104 of 290 ProSoft Technology Inc November 26 2007 Meter Monitor AFC Manager Configuration Tool Automatic Flow Computer 6 6 Alarm Monitor If the module is generating unexpected data you should verify if the meter has any alarms Some alarms may be caused by an issue that could potentially affect the calculation results Each archive also keeps track of the alarms that have occurred during the period refer to the Archive section The Meter Monitor dialog box allows you to monitor the meter alarms Click Here dere Project AFC DUES F beget cut ol sange pulse frequency Wakciock input cut ol ange density OFT anput eut ol ange water content L F7 Pulse frequency low Oiee pesse eceplon V Accumation ovesi Reference compeeriiblty Upelate lames sex f Flowing compeessb ty Onire charactenzaton eso T amp P factors Result Analysis char actesization enot Conpeecsbity calculation enor fieleenize dansky amor Temperature
95. over the backplane from the PLC before normalization Concentrations are packed towards the beginning of this table if the number of components in register 8130 bits 8 thru 15 is not less than 23 then this table entry 23 contains the concentration of the component identified by the 23rd 1 bit in the component map and if the number of components is less than 23 then this table entry 23 is zero Analysis molar fraction component 24 The concentration of the 24th component selected in the Analysis component map at register 8130 represented as an integer scaled by 10000 The value is as input via configuration or over the backplane from the PLC before normalization Concentrations are packed towards the beginning of this table if the number of components in register 8130 bits 8 thru 15 is not less than 24 then this table entry 24 contains the concentration of the component identified by the 24th 1 bit in the component map and if the number of components is less than 24 then this table entry 24 is zero Input pulse count archive reset daily This unsigned 32 bit integer holds the total pulses accumulated during the current daily archive period When the daily archive is written this point is zeroed No rollover is applied as it is assumed that daily archives will be written frequently enough that this 32 bit quantity never overflows Input pulse count archive reset hourly This unsigned 32 bit integer holds the total pulses
96. primary slave at serial ports that enable access to the primary slave Regardless of the value of this point the PLC can always access either slave over the backplane using Modbus Gateway transfers Default value is O Port UART parameters and Modbus mode View bit level detail for more information Port Baud code Values 300 baud 600 baud 1200 baud 2400 baud 4800 baud 9600 baud 19200 baud Writing O to this field causes the entire port reconfiguration to be ignored and the existing configuration remains unchanged Port Parity code Values No parity Odd parity Even parity Reserved currently treated as no parity Page 174 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Port Data bits Values 8 data bits 7 data bits Port Stop bits Values 1 stop bit 2 stop bits Port Modbus mode Values RTU mode ASCII mode Port Swap mask Values No swap Swap bytes Swap words 32 bit items only Swap both words and bytes full reversal Port Disable pass thru Values Pass thru enabled Pass thru disabled Port Z CTS timeout In units of 5 ms with valid values from 0 to 255 1 275 seconds In a Modbus transmission after RTS is raised CTS must appear within this time in order to continue the transmission except if the timeout is zero then CTS is not expected but is immediately assumed t
97. ratio at operating temperature of the orifice bore diameter to the diameter of the meter tube or for a V cone or Wedge meter the square root of the ratio of the apertures Density flowing The density of the gas at operating conditions AGA 3 Mass flow rate Qm The flow rate calculated from the Bernoulli equation AGA 3 Velocity of approach factor Ev The square root of 1 minus the reciprocal of Beta to the 4th power one of the factors in the Bernoulli equation for measurement of fluid flow using differential pressure AGA 3 Expansion factor Y One of the factors in the Bernoulli equation for measurement of fluid flow using differential pressure This factor represents the effect of the expansion of the fluid due to the differential pressure drop across the flow constriction it is always 1 0 for liquids which are deemed to be incompressible AGA 3 Coefficient of discharge Cd The coefficient of discharge for the meter one of the factors in the Bernoulli equation for measurement of fluid flow using differential pressure For a traditional orifice meter this value is calculated by the procedure given in the AGA 3 1992 Standard or the ISO 5167 2003 Standard depending on the setting of meter calculation option ISO 5167 2003 register 8025 bit 5 For a V cone or Wedge meter selected by the setting of meter calculation option V cone Wedge device register 8025 bit 4 this value is copied from the point V
98. remains latched even through subsequent power cycles until it is explicitly cleared from an external source such as the AFC Manager When this event occurs the module will recalculate the checksum after the power cycle and restore the original value The module informs you that a checksum alarm has occurred by blinking the green LED on the module If a checksum alarm occurs you should verify the associated data Use the Checksum Alarm dialog box to identify which part of the data is related to the alarm After you verify that the data is OK click the Clear button to clear the alarm Checksum Alarms EI Site configuration Clear Poll Done ProSoft Technology Inc Page 147 of 290 November 26 2007 AFC Manager Configuration Tool Checksum Alarms Automatic Flow Computer Page 148 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer 13 Reference In This Chapter gt General Specifications ooononniocncnnnnnnnnococccnnccocnnananccnncnnnnnnns 149 gt Measurement Standards sssssseee 153 gt Wedge Meter Applications ssssseee 158 gt Configurable Archive Registers ssssssssss 158 gt Archive Data Format 162 Modbus Addressing Common to Both Primary and Virtual Slaves EE 167 gt Modbus Port configuration ooococccnnnnicccccnnnnncnnoconccnnnnnnnnnns 2
99. resettable accumulator 2 187 Reset resettable accumulator 3 187 Reset resettable accumulator 4 187 Resettable Accumulator 103 Resettable accumulator select 202 Resettable accumulator residue 227 Resettable accumulator totalizer 227 Resetting Configuration Parameters 19 Return Material Authorization RMA Policies and Conditions 269 Return Unix style timestamps via virtual slave 175 Index S Saving the project 10 93 Scan count 182 Scan count calculation 237 Scan count process input 237 Scan period seconds 238 Scratchpad 143 Security Passwords 43 Select stream 1 186 Select stream 2 186 Select stream 3 187 Select stream 4 187 Selected component 1 C1 199 Selected component 10 O2 200 Selected component 11 IC4 200 Selected component 12 NC4 200 Selected component 13 IC5 200 Selected component 14 NC5 200 Selected component 15 C6 201 Selected component 16 C7 201 Selected component 17 C8 201 Selected component 18 C9 201 Selected component 19 C10 201 Selected component 2 N2 199 Selected component 20 He 201 Selected component 21 Ar 201 Selected component 22 neoC5 202 Selected component 3 CO2 199 Selected component 4 C2 199 Selected component 5 199 Selected component 6 H20 199 Selected component 7 H2S 199 Selected component 8 H2 200 Selected component 9 CO 200 Serial number
100. scan Flow rate net The net flow rate calculated during this scan ProSoft Technology Inc Page 247 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Flow rate gross The gross flow rate calculated during this scan Flow rate gross standard The gross standard flow rate calculated during this scan Flow rate gross clean oil The gross clean oil flow rate calculated during this scan Flow rate water The water flow rate calculated during this scan Current archive daily closing timestamp packed The closing timestamp of the archive which for the current on going archive is the timestamp of its latest update If the site option Return Unix style timestamps via virtual slave register 119 bit 0 is set and this value is read from the virtual slave then it appears as seconds since 1970 Unix style and its bit field encoding is not relevant Otherwise the timestamp is packed into bit fields with a resolution of 2 seconds view bit level detail for more information Current archive daily closing timestamp packed bisecond The archive s closing timestamp second of the minute divided by 2 value O thru 29 Current archive daily closing timestamp packed minute The archive s closing timestamp minute of the hour value O thru 59 Current archive daily closing timestamp packed hour The archive s closing timestamp hour of the day using the 24 hour cl
101. scan are written before any accumulator resets Period end events A period end event is detected by the wallclock There are two such a End of hour occurs when the minute of the hour steps into the End of hour minute of Site Configuration b End of day occurs when the minute of the day steps into the End of day minute of Site Configuration A wallclock change that skips forward over an end of period minute will cause that period end to be missed and a change that skips backward over that minute will cause that period end to be repeated so wallclock adjustments should be performed at times well removed from either end of period minute Though a period end event is not recorded in the event log it does cause archives and resets to be scheduled for all enabled meters according to their configured period end Archive Options Archives and resets scheduled by period end are delayed in their action until at least one meter scan has occurred after the event the archive data accumulation that takes place at the end of the meter scan also records the latest timestamp so the written archive then reflects the fact that the period end has occurred Page 124 of 290 ProSoft Technology Inc November 26 2007 Events AFC Manager Configuration Tool Automatic Flow Computer 9 6 Loggable events The tables below give full details of all events that are recorded in the Event Log For the Special events page 126 columns are
102. second 0 48 Specific gravity 0 7404104 Fpv 0 Compressibility flowing 0 9051347 Compressibility reference 0 9989105 Diameter at T tube 1 999343 Diameter at T orifice 0 9995098 Page 110 of 290 ProSoft Technology Inc November 26 2007 Audit Scan Velocity of approach factor ev Pressure extension xt Coefficient of discharge cd Expansion factor y Composition factor ass flow Oh Orifice characterization error Analysis characterization error AGA8 calculation error Gross accu totalizer x f3 Gross accu residue x f3 Gross increment x f3 Gross flow rate x f3 h et accu totalizer x f3 et accu residue x f3 et increment x f3 et flow rate x f3 h ass accu totalizer x lb ass accu residue x lb ass increment x lb ass flow rate x lb h Analysis components C1 methane 2 nitrogen CO2 carbon dioxide C2 ethane C3 propane H20 water H2S hydrogen sulphide H2 hydrogen CO carbon monoxide O2 oxygen iC4 iso butane nC4 normal butane iC5 iso pentane nC5 normal pentane C6 hexane C7 heptane C8 octane C9 nonane C10 decane He helium Ar argon neoC5 neopentan Ux userl Uy user2 AFC 56 16 Audit AFC Manager Configuration Tool Automatic Flow Computer 1 032773 149 4683 0 6042569 0 9997441 0 2728558 2280 571 0 0 0 3408 0 2047686 6 442598E 02 483 1948 390113 0 8464546 5 3664 40248 22094 0 5677222 0 3040761 2280 571 A U au
103. seconds during which flow was detected during the archive period Current archive hourly opening timestamp packed The opening timestamp of the archive If the site option Return Unix style timestamps via virtual slave register 119 bit O is set and this value is read from the virtual slave then it appears as seconds since 1970 Unix style and its bit field encoding is not relevant Otherwise the timestamp is packed into bit fields with a resolution of 2 seconds view bit level detail for more information Current archive hourly opening timestamp packed bisecond The archive s opening timestamp second of the minute divided by 2 value O thru 29 Current archive hourly opening timestamp packed minute The archive s opening timestamp minute of the hour value O thru 59 ProSoft Technology Inc Page 259 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Current archive hourly opening timestamp packed hour The archive s opening timestamp hour of the day using the 24 hour clock value O thru 23 Current archive hourly opening timestamp packed day The archive s opening timestamp day of the month less 1 value O thru days in month 1 Current archive hourly opening timestamp packed month The archive s opening timestamp month of the year less 1 value O thru 11 Current archive hourly opening timestamp packed year The archive s opening tim
104. show a 265 Why does the card not calculate results or why did it stop calculating results 263 Why is the Molar Analysis button disabled 265 Why should use the AFC Manager 263 Write Button 47 Write daily archive 187 Write hourly archive 188 Y Your Feedback Please 2 Z Zero Scale 75 Page 290 of 290 ProSoft Technology Inc November 26 2007
105. standards to perform the flow calculation When Linear Meter for Pulse meters is selected the module will use the AGA 7 report for gases to perform the flow calculation The meter configuration dialog box will automatically display the correct configuration parameters for the meter type you selected 3 1 3 Product Group Gas Refined Product Crude NGL LPG or Oil Water Emulsion The Product Group selects the API AGA Standards to be used in calculating flow rates increments For Gas the calculation uses AGA8 and either AGA3 or AGA7 Standards For liquids the calculation uses the API2540 Standards o Crude JP4 uses the A tables o NGLs LPGs uses the E tables GPA TP 25 Choose this for lighter products such as propane butane and natural gas liquids o Refined Products xJP4 uses the B tables Choose this for gasolines fuel oils and jet fuels except JP4 o Lubricating Oils uses the D tables o Special Applications uses the C tables This selection requires explicit configuration of the coefficient of thermal expansion and should be chosen when the other tables which calculate that coefficient from density are deemed to be unacceptable according to experimental results or contract o Oil Wtr Emulsions Crd is the same as Crude JP4 except that it also uses MPMS Ch 20 1 section 1 9 5 to calculate net clean oil Choose Oil Water Emulsion for crude oil that is emulsified with large amoun
106. storage is checked for validity by verifying a checksum and confirming that certain known values are present in their proper locations If the storage is invalid then it is initialized with a default configuration and this bit is set The bit remains set even through subsequent power cycles until at least one meter is enabled at which time the bit is cleared bit 8 A copy of the Hard Passwords site option made available here so that an external application such as AFC Manager can learn all it needs to know in order to connect to the module by reading the first 20 holding registers from the Modbus table bit 9 reserved bit 10 reserved bit 11 reserved bit 12 reserved bit 13 reserved bit 14 reserved bit 15 reserved Ch00007 By Processor offline code 0 online 1 offline Ch00008 By Zero primary slave address This value distinguishes the two slaves When read from the primary slave this value is zero when read from the virtual slave this value is the primary slave address Page 168 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Address Type Description Ch00009 Wd Password write enable Ch00010 to Ch00015 Wd Wallclock Y M D h m s The wallclock has a resolution of 1 second Ch00016 to Ch00017 Bm Wallclock packed The packed wallclock has a resolution of 2 seconds Ch00
107. the value is correct change the FR Alarm Threshold parameter for your project Pulse Frequency Low The pulse frequency value transferred to the module is below the Frequency Alarm Threshold parameter configured in the Meter Configuration Check the input pulse frequency value transferred to the module If the value is correct change the Frequency Alarm Threshold parameter for your project High Water error Set if input water content is greater than 99 less than 1 oil For this condition the emulsion is deemed to be all water Both volume and mass fractions are set to zero The module does not perform any density correction calculation so the default standard density value is assumed This alarm is applied for emulsion liquids only Check that the value of process input Water is reasonable Alarm Code values 0 No alarm 1 Emulsion is more than 99 water Input Out of Range The input value is not within the range specified in the meter configuration window Applies to temperature pressure differential pressure flowing density water content pulse frequency v 2 2 05 Check that the input variable s ranges Meter Configuration Process Input button and the process input itself have reasonable values Page 106 of 290 ProSoft Technology Inc November 26 2007 Meter Monitor AFC Manager Configuration Tool Automatic Flow Computer Alarm Message Description
108. the input value when the input variable is out of range and site option Process input out of range use last good value is clear In this situation the module will flag the alarm and use the default value instead of the value transferred by the module ProSoft Technology Inc Page 75 of 290 November 26 2007 AFC Manager Configuration Tool Meter Configuration Automatic Flow Computer 3 10 4 Raw Input This parameter configures how the module will interpret the input variable within the given range The possible selections are floating point scaled integer and 4 to 20 mA The default is floating point in which the raw input from the processor is a floating point value already converted to engineering units For scaled integer input the module will expect the following data formats Scaled Integer Variable Format Example Temperature Two decimal places implied A value of 1342 would be equivalent to 13 42 C Pressure Zero decimal places implied for the A value of 200 would be equivalent SI units kPa and one decimal to 200 kPag place implied for the U S units psi Differential Pressure Two decimal places implied for A value of 35142 would be inches of H O and three places for equivalent to 35 142 kPa kPa Flow Rate Zero decimal places implied for A value of 6672 with input flow desired precision choose an rate units configured as gal hr appropriate input flow rate unit would be equivalent to 6672 gal
109. the vapor pressure correlation calculation of GPA TP 15 which is run each calculation scan A non zero value sets the alarm Meter alarm Vapor pressure error register 9601 bit 14 Values are No alarm Expected vapor pressure above range of TP 15 The stream parameter Default vapor pressure supplies the vapor pressure to be used in subsequent calculations Vapor pressure greater than measured static pressure The vapor pressure above equilibrium is assumed to be zero Pressure correction error The error code reported by the pressure correction calculation which is run each calculation scan A non zero value sets the alarm Meter alarm Pressure correction error register 9601 bit 15 and the stream parameter Default CPL supplies the pressure correction factor to be used in subsequent calculations Values are No alarm Density outside allowable range of Chapter 11 2 Temperature above near critical limit Temperature outside allowable range of Chapter 11 2 1 Temperature outside allowable range of Chapter 11 2 2 Non convergence of CPL density iteration Water temperature error The error code reported by the calculation of CTW the factor that corrects water density for temperature which is run each calculation scan A non zero value sets the alarm Meter alarm Temperature correction error register 9601 bit 13 and CTW is assumed to be 1 0000 for subsequent calculations Values are ProSoft Technology Inc Page 237 o
110. the virtual slave this value is the address of the primary slave Password write enable When non zero this value is the password required in order to enable Modbus writes When zero it is deemed to have the value of the read enable password register 19 if that value is also zero then Modbus writes are unprotected If the module has hard passwords then the write enable password is hidden and a read of this register always returns zero hard passwords may only be written and cannot be read Wallclock year Continuously maintained Wallclock month Continuously maintained Wallclock day Continuously maintained Wallclock hour Continuously maintained Wallclock minute Continuously maintained Wallclock second Continuously maintained Wallclock packed The wallclock as a 32 bit quantity continuously maintained If the site option Return Unix style timestamps via virtual slave register 119 bit 0 is set and this value is read from the virtual slave then it appears as seconds since 1970 Unix style and its bit field encoding is not relevant Otherwise the timestamp is packed into bit fields with a resolution of 2 seconds view bit level detail for more information Wallclock packed bisecond The wallclock second of the minute divided by 2 value O thru 29 Page 172 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer
111. threshold kg h Control Opts Calculation Opts o FR alarm threshold kg h Archive Config Resettable Accum Densitometer Image in PLC cem Select SUBEN fo Dflt reference density kg m3 io ME jo Dflt vapor pressure kPag Default Cu Default Cpl Stream Opts Site Bead we Page 54 of 290 ProSoft Technology Inc November 26 2007 Meter Configuration AFC Manager Configuration Tool Automatic Flow Computer 3 3 Accumulators and Flow Rates Use these parameters to configure the flow rate units accumulator units and the accumulator rollover values for Volume Energy and Mass The AFC Manager automatically displays the possible unit values to be selected as shown in the following illustration Volume Flow Rate Unit x Volume Accumulation Unit x C litres C 0 001 US gallons C litres C 0 001 US gallons C decalitres C 0 01 US gallons C decalitres C 0 01 US gallons hectolitres C 0 1 US gallons hectolitres C 0 1US gallons cubic metres C US gallons C cubic metres C US gallons C 10 cu metres C 10US gallons C 10 cu metres 10US gallons C 100 cu metres C 100US gallons C 100 cu metres 100US gallons C 1000 cu metres C 1000 US gallons 1000 cu metres 1000 US gallons C cubic feet C 0 001 barrels C cubic feet C 0 001 barrels C 10 cufeet C 0 01 barrels C 10 cufeet C 0 01 barrels C 100 cufeet C 0 1 barrels C 100cufeet C 0 1 barrels 1000
112. to the analysis can occur freely just like any other process input Meter enable While disabled a meter ignores all process input and signals and performs no measurement or archiving Generally an in service meter is always enabled Input scaling temperature range low end This is the lowest value allowed for temperature input and for raw input corresponds to the D A zero scale value An input less than this causes an out of range alarm This and the two following points must satisfy the relationship low range lt default lt high range Input scaling temperature range high end This is the highest value allowed for temperature input and for raw input corresponds to the D A full scale value An input greater than this causes an out of range alarm This and the two surrounding points must satisfy the relationship low range x default x high range Input scaling temperature default This is the default value for temperature input assumed when the actual input is out of range This and the two preceding points must satisfy the relationship low range lt default x high range Input scaling temperature module id code The module id code specifies the processing of the PLC supplied value that is required in order to obtain the process input value in engineering units Permitted values are 1 The PLC supplies temperature directly as a floating point value 0 The PLC supplies temperature dir
113. to write a meter configuration or download the entire configuration to the module Follow these steps Ensure that any parameters you had changed from the default configuration are acceptable according to applicable standards The white rectangle Site ProSoft Technology Inc Page 265 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Configuration and Meter Configuration shows the correct range of values for each parameter The module will not accept a downloaded configuration that changes the meter type and or the product group of a meter that is currently enabled Disable the meter first then proceed with the meter download Look at the number of events currently stored in the module You can check this using Monitor Event Log and then click on the Read button If the number of events not yet downloaded is 1999 it means that the event log is full In this case if the project also has the event log unlocked option clear the module will not accept any further configuration downloads generating the Illegal Data Value at any attempt Delete all events from the module event buffer refer to the Event Log section You may want to select check the Event Log Unlocked check box This setting allows the module to overwrite the oldest event from the buffer when the buffer is full 13 8 10 Why is the Molar Analysis button disabled In order to transfer the molar analysis val
114. understands it and is bound by its Terms 14 5 11 Controlling Law and Severability This Warranty shall be governed by and construed in accordance with the laws of the United States and the domestic laws of the State of California without reference to its conflicts of law provisions If for any reason a court of competent jurisdiction finds any provisions of this Warranty or a portion thereof to be unenforceable that provision shall be enforced to the maximum extent permissible and the remainder of this Warranty shall remain in full force and effect Any cause of action with respect to the Product or Services must be instituted in a court of competent jurisdiction in the State of California ProSoft Technology Inc Page 277 of 290 November 26 2007 AFC Manager Configuration Tool Support Service amp Warranty Automatic Flow Computer Page 278 of 290 ProSoft Technology Inc November 26 2007 Index A Accessed port 172 Accessing the Data 32 Accumulator increment energy 246 Accumulator increment gross 246 Accumulator increment gross clean oil 246 Accumulator increment gross standard 246 Accumulator increment mass 246 Accumulator increment net 246 Accumulator increment water 246 Accumulator Monitor 102 Accumulator rollover energy 205 Accumulator rollover mass 205 Accumulator rollover volume 205 Accumulator Rollovers 56 Accumulator archive period daily residue 2
115. use ProSoft Technology Inc Page 63 of 290 November 26 2007 AFC Manager Configuration Tool Meter Configuration Automatic Flow Computer 3 6 1 Differential Meter Differential Pressure Orifice Meters After configuring the meter as a Differential meter AGA 3 you might configure the following parameters Meter Calculation Options x f M Downstream static pressure Meter Calculation Options 1 uj Tape comer Allows you to configure 2 rociado certain AGA parameters 2r 4 V cone wWedge device 5 150 5167 2003 else AGA 3 1992 B 7 T Ignore default flowing density Orifice and Tube Parameters 8 Density conection Orifice and Meter Tube Parameters x Orifice Meter Tube Temperature C Ei 20 13 Density correction for pressure Diameter mm 0 o 14 Calculate net heating value else gross Thermal expansion coefficient C e 6 16 7 11 2 5 ol Meter Configuration Meter 1 Meter Tag M01 r Select Meter Meter Typk Product Group and Units Meter number 1 p Device hour Differenti c i cubic metres Copy Config From Linear Meternumber 1 FS cu
116. verify For more information refer to the site signal Clear all checksum alarms register 200 bit 1 Checksum alarm Meter archive status During power up the checksum for the non volatile memory containing the meter archive status did not verify For more information refer to the site signal Clear all checksum alarms register 200 bit 1 Checksum alarm Meter archive detail daily During power up the checksum for the non volatile memory containing the meter archive detail daily did not verify For more information refer to the site signal Clear all checksum alarms register 200 bit 1 Checksum alarm Meter archive detail hourly During power up the checksum for the non volatile memory containing the meter archive detail hourly did not verify For more information refer to the site signal Clear all checksum alarms register 200 bit 1 Backplane return select analysis offset 4 Specifies the meter data point if any whose value is to be returned over the backplane to the PLC in the word at offset of the analysis backplane return block and some details of its handling For more information about this value view bit level detail AFC Manager and stored AFC project files hide this detail For more information about backplane return refer to the documentation of your platform s backplane Backplane return select analysis offset 4 Address The meter relative Modbus holding register address of the register to be r
117. via configuration or over the backplane from the PLC before normalization Concentrations are packed towards the beginning of this table if the number of components in register 8130 bits 8 thru 15 is not less than 3 then this table entry 3 contains the concentration of the component identified by the 3rd 1 bit in the component map and if the number of components is less than 3 then this table entry 3 is zero Analysis molar fraction component 4 The concentration of the 4th component selected in the Analysis component map at register 8130 represented as an integer scaled by 10000 The value is as input via configuration or over the backplane from the PLC before normalization Concentrations are packed towards the beginning of this table if the number of components in register 8130 bits 8 thru 15 is not less than 4 then this table entry 4 contains the concentration of the component identified by the 4th 1 bit in the component map and if the number of components is less than 4 then this table entry 4 is zero Analysis molar fraction component 5 The concentration of the 5th component selected in the Analysis component map at register 8130 represented as an integer scaled by 10000 The value is as input via configuration or over the backplane from the PLC before normalization Concentrations are packed towards the beginning of this table if the number of components in register 8130 bits 8 thru 15 is not less than 5 then t
118. 00 y Parity None C Even C Odd E Download Module Configuration x Downloading meter 2 configuration AFC Manager x Download is finished Note The virtual slave remapping data page 144 is not downloaded during the procedure because it requires a separate download operation Troubleshooting Tip If the AFC Manager displays an Illegal Data Value message it typically indicates an invalid meter type or product group configuration The module does not accept a configuration file that attempts to change a meter type or product group for a meter that is currently enabled Disable all meters change the meter types and product groups and then enable the meters again Page 20 of 290 ProSoft Technology Inc November 26 2007 Introduction AFC Manager Configuration Tool Automatic Flow Computer 1 7 7 Verifying Correct Operation When all of the configuration steps have been completed the module should be ready to perform measurement calculations To verify that the module is configured correctly follow these steps 1 Enable all meters that will be used as any meter will only perform calculations if it is enabled Any meter can be enabled either with ladder logic MVI modules function blocks PTQ modules or with AFC Manager 2 Make sure that the wallclock is running and that it has valid date and time information After power up the wallclock will be stopped therefore the module will not p
119. 018 Bm accessed port and authorization bits 0 3 Accessed port 0 gateway bit 4 Password authorization waived for read bit 5 Password authorization waived for write bit 6 Password authorization granted for read bit 7 Password authorization granted for write Ch00019 Wd Password read enable Ch00020 to Ch00089 reserved Reserved for use by diagnostic and similar procedures Ch00090 to Ch00099 Wd Arbitrary event logged registers A Modbus master such as the processor using Modbus Gateway can use these to record in the Event Log changes to values unrelated to flow measurement 13 6 1 Modbus Dictionary Entries The entries listed in this section are available in AFC Manager via Project Modbus Dictionary The Dictionary will show you only those points that are relevant to your firmware version and project configuration Firmware product code group This value identifies the application class and the platform upon which it runs It may be interrogated by external software such as the AFC Manager in order to tailor its communication Firmware product code group platform This ASCII character identifies the application platform Firmware product code group application class This ASCII character identifies the application class It is always F hexadecimal 46 for the AFC Firmware product code item This value identifies additional characteristics of the application build and may be interrogated
120. 1 e Fpv result of the jo Analysis characterization error Read po Compressibility calculation error operation ie the selected meter Prints the Meter Monitor Report Creates a log file text file containing the Meter Monitor Data ProSoft Technology Inc November 26 2007 Page 99 of 290 AFC Manager Configuration Tool Meter Monitor Automatic Flow Computer gt To read data from the module 1 Select the Meter Number In the Select Meter panel enter the meter number that will be displayed 2 Select the Polling Mode The Polling Mode determines how frequently the data will be updated from the module o Manual The data will be read once o Auto The data will be updated periodically Enter the number of seconds between each update operation in the Update Time sec 3 Click the Read Button After selecting the Polling Mode Click the Read Button to read the current meter data from the module 4 Look at the Result Area Look at the Result Area for the read operation status Status Description Transmitted The read operation has commenced Success The read operation has completed Timeout The operation was not completed due to communication problems Check the cable and communication parameters It is essential that communication parameters on the local PC are the same as the current module meter configuration If the read operation has been successfully comple
121. 101 10162 and 10163 102 and 103 12162 and 12163 104 and 105 14162 and 14163 106 and 107 16162 and 16163 108 and 109 Therefore instead of sending five Modbus commands 2 words each to the Primary Modbus Slave the Modbus master device can now send one single Modbus command 10 words to the Virtual Modbus Slave in order to poll the same data from the module AFC Module Primary Modbus Slave Virtual Modbus Slave Modbus Master This example demonstrates the benefits of using the Virtual Slave instead of accessing the data directly from the Primary Modbus Slave The same procedure can be used when polling data from the processor through the backplane because the Modbus Gateway block also requires the data to be listed in a contiguous order Page 146 of 290 ProSoft Technology Inc November 26 2007 Checksum Alarms AFC Manager Configuration Tool 12 Automatic Flow Computer Checksum Alarms Occasionally the module may flag a checksum alarm condition after a power cycle A checksum alarm indicates a checksum verification failure during power up Non volatile information is kept in battery backed RAM It is partitioned into several blocks each of which contains a checksum and when the information is changed the checksum is updated also During power up the checksum is verified and upon failure the alarm bit is latched and the checksum corrected The alarm bit
122. 12 Connect the AFC Module to the AFC Manager 13 Starting AFC Manager see 16 Using AFC Managger ssssssssseeeeneeeeeneren enne 16 The AFC Manager is a software application computer program for Microsoft Windows that allows you to perform the following tasks with your AFC module Configure project parameters site configuration Configure the port communication parameters Remap registers from the primary slave to the virtual slave Modbus master interface allows easy access to primary and virtual database Configure meter channels Enable and disable the meter channels Set the module passwords Keep track of configuration changes Monitor the meter operation Perform an audit scan Configure the archives Monitor the archives Monitor the events ProSoft Technology Inc November 26 2007 Page 7 of 290 AFC Manager Configuration Tool Introduction Automatic Flow Computer The following illustration shows a typical AFC Manager Software project Input Variables Monitoring Processor Are Module Calculation Results Configuration The AFC Manager software connected to one of the AFC The input variables temperature Module ports allows you to pressure etc are available to the configure meters and project processor For example through parameters You can also monitor an analog module in the local rack
123. 16 as a master Scratch Pad Modbus block of 6000 words for transfer of arbitrary data between the processor and the SCADA host via the module 13 1 4 Configurable Options Configurable options include Gas analysis concentrations for up to 21 components Accumulator Rollover Reference temperature and pressure for both gases and liquids Orifice and pipe diameters selection of type of taps and tap locations and so on Meter K Factor and Meter Factors with 5 point linearization curve Temperature Pressure and Density Correction for liquids Local Atmospheric barometric pressure Default process and operating parameters such as DP Threshold for flow cutoff and so on Metric or US units User selectable units for totalizers and flow rates on a per channel basis Resettable and non resettable totalizers for every meter channel 13 1 5 Supported Meters The following meter types have been used with the AFC Manager module Because of the broad range of meters available in today s market refer to the meter s specifications and the contents of this manual to evaluate the use of the AFC modules even if the meter is listed here If you have questions please contact ProSoft Technology Technical Support Group Meter Type Configured As Differential or Linear Turbine Linear Orifice Differential ProSoft Technology Inc Page 151 of 290 November 26 2007 AFC Manager Configuration Tool Reference Aut
124. 167 2003 Ignore default flowing density If a process input is out of range normal behavior is to substitute a default value refer to the Input scaling points for information and proceed with the calculations that use the input In the case of density input at flowing conditions liquid meter with meter calculation option Density correction bit 8 set this behavior might be less than ideal as this default value would still undergo correction to reference conditions causing the corrected density to vary depending on temperature and pressure Setting this option causes the AFC to ignore the process input default and instead assume a corrected density from the stream parameter point Default density at reference and to skip the density correction calculation Density correction This option enables the Standard calculation for correcting the density process input from flowing to reference conditions The Standards applied are those in API MPMS Chapter 11 1 API 2540 Sl units Tables 53xx The input density is converted to the units required by the Standard kg m3 before applying the calculation US units Tables 23xx The input density is converted to the units required by the Standard Rd60 before applying the calculation If this option is clear then the input density is deemed to be corrected already to reference conditions Hydrometer correction When the density process input has been measured at flowing conditions
125. 17 Default Vapor Pressure 86 Defaults 88 Densitometer calibration parameter 1 CalT 208 Densitometer calibration parameter 2 CalP 208 Densitometer calibration parameter 3 KO 208 Densitometer calibration parameter 4 K1 208 Densitometer calibration parameter 5 K2 208 Densitometer calibration parameter 6 K18 PF1 208 Densitometer calibration parameter 7 K19 PF2 208 Densitometer calibration parameter 8 K20a TCF 208 Densitometer calibration parameter 9 K20b 208 Densitometer calibration parameter 10 K21a 209 Densitometer calibration parameter 11 K21b 209 Densitometer calibration parameter 12 209 Densitometer calibration parameter 13 209 Densitometer calibration parameter 14 209 Densitometer Configuration 91 Densitometer Data Dialog Box 91 Densitometer frequency 231 Densitometer type code 207 Density Calculation 87 Density calculation select 242 Density correction 191 Density Correction 155 Density correction for pressure 192 Density Correction for Pressure 74 Density Correction Hydrometer Correction Temperature Correction amp Pressure Correction 74 Density units 189 Density Units 84 Density flowing 239 Device Differential or Linear 52 Diameter 65 Differential Meter Configuration 63 Differential Meter Differential Pressure Orifice Meters 64 Differential pressure alarm threshold 206 Differential press
126. 2 00479 Relative density 60 F 60 F 0 7404 Reference compressibility 0 9989 Flowing compressibility 0 9053 Fpv 1 0506 Velocity of approach factor Ev 1 0231 Expansion factor Y 1 0001 Discharge coefficient 0 6045 Alarm Bits bit 0 Temperature input out of range bit 1 Pressure input out of range bit 2 Diff pressure input out of range 7 bit 3 Flowing density input out of range bit 4 Water content input out of range T bit 5 Diff pressure low bit 8 Orifice characterization error bit 9 Analysis total zero bit 10 Analysis total not normalized bit 11 AGA8 calculation error Page 118 of 290 ProSoft Technology Inc November 26 2007 Archive Monitor AFC Manager Configuration Tool Automatic Flow Computer bit 12 API calculation error density correctio bit 13 API calculation error Ctl bit 14 API calculation error vapor pressure bit 15 API calculation error Cpl Status Bits bit 11 Meter was enabled bit 12 Backplane communication fault bit 13 Measurement configuration changed yes bit 14 Power up yes bit 15 Cold start AFC 56 16 Daily Archive Date 16 09 2002 16 26 51 Site Name MVI Flow Station Project AFC Meter 1 Tag M01 Archive 3 Closing timestamp of archive 2002 04 26 06 16 34 Opening timestamp of archive 2002 04 26 06 14 08 Status bitmap details below 20h Alarms bitmap details below 0000h Flowing period 146 Event counter 50 et accumulator x f3 163
127. 2007 Modbus Master AFC Manager Configuration Tool Automatic Flow Computer 10 Modbus Master The Modbus Master dialog box opens when you open the Communications menu and then select Modbus Master The Modbus Master allows you to read or write the registers in the Primary or Virtual Modbus Interface Slaves In order to access the Primary Slave refer to the Modbus Dictionary dialog box page 140 which contains the Primary Modbus Slave addressing To access the registers defined in the Virtual Modbus Slave remember that you must first re map the registers from the Primary Modbus Slave The Virtual Modbus Slave will only be active when its address is greater than 0 Refer to Site Configuration page 23 for more information on configuring these options The following example describes the basic procedure to use the Modbus Master feature 1 Configure the communication parameters 2 Set the Primary or Virtual Modbus Slave Address configured in the Site Configuration section gt 0 3 Setthe Time Out value If the module does not respond within this period it will time out 4 Select the function type o Read reads from the module o Write writes to the module 5 Select the register type Holding Register or Input Register 6 Enter the offset address in the Primary or Virtual Slave 7 Enter the number of registers to transfer 8 Choose the display format 9 If writing enter into the data panel the values that you want to writ
128. 26 2007 Meter Configuration AFC Manager Configuration Tool Automatic Flow Computer Component Analysis Molar Analysis Dialog Box Click Read to retrieve the Molar Analysis settings from the module or click Write to send the Molar Analysis settings from the PC to the module A dialog box will open to confirm your local port settings To enter gas molar concentrations click the Components button on the Meter Configuration dialog box This area of the Meter Configuration dialog box is visible when the product type is Gas Component Selection Map xi C1 methane 9 CO carbon monoxide 17 T CBoctane N2 nitrogen 10 02 oxygen 18 C9 nonane 3 CO2 carbon dioxide 11 J iC4 iso butane 19 C10 decane 4 C2ethane 12 nC4 normal butane 20 7 He helium 5 J C3propane 13 iCSiso pentane 21 D Ar argon 6 J H20 water 14 nC5 normal pentane 22 neoC5 neopentane 7 H25 hydrogen sulphide 15 C6 hexane 23 Ux user 8 D H2 hydrogen 16 C7 heptane 24 Uy user2 Normalization total error tolerance o Check to include C1 methane in the set of selected Select All components niia Select check the components to be analyzed enter the Normalization total error tolerance value and then click Done The next step is to enter the molar concentration for each component Click the Analysis button to open the Component Analysis dialog box Because the module uses the Detail Characterization Method you must en
129. 28 Accumulator archive period daily totalizer 228 Accumulator archive period hourly residue 228 Accumulator archive period hourly totalizer 228 Accumulators and Flow Rates 55 Ack Chg Button 47 Active stream number 0 based 186 Additional Restrictions Relating To Software And Other Intellectual Property 274 AFC Modbus Address Space 138 AFC released 169 AFC Released 27 AGA 3 Beta ratio 239 243 AGA 3 Coefficient of discharge 244 AGA 3 Coefficient of discharge Cd 239 AGA 3 Density extension 238 AGA 3 Differential pressure in static pressure units 238 AGA 3 Expansion factor 244 AGA 3 Expansion factor Y 239 AGA 3 Mass flow rate Qm 239 AGA 3 Meter tube inside diameter at temperature 239 AGA 3 Orifice bore diameter at temperature 239 AGA 3 Pressure extension 238 AGA 3 Velocity of approach factor 243 AGA 3 Velocity of approach factor Ev 239 AGA 7 Pressure base factor Fpb 231 AGA 7 Pressure factor Fpm 240 AGA 7 Temperature base factor Ftb 231 AGA 7 Temperature factor Ftm 240 AGA 8 Compressibility at reference 237 AFC Manager Configuration Tool Automatic Flow Computer AGA 8 Compressibility flowing 238 AGA 8 Density at reference 237 AGA 8 Density flowing 238 AGA 8 Ideal gas relative density 237 AGA 8 Molar density at reference 237 AGA 8 Molar density flowing 238 AGA 8 Relative density at ref
130. 290 November 26 2007 AFC Manager Configuration Tool Meter Configuration Automatic Flow Computer Corrected Density Reference Density resulting from a calculation with inputs of Flowing Density Temperature and Pressure It is the output of a calculation as opposed to Default Reference Density which is a manual input In some circumstances the Corrected Density output is merely a copy of the Default Reference Density input In the AFC it is the Corrected Density not the Default Reference Density that is used in subsequent VCF calculations Defaults A Default value is one that is substituted for another when that other value is either unavailable or erroneous In effect it is a choice of last resort For liquid measurement the AFC provides two distinct Default Densities Default Flowing Density and Default Reference Density both of which are manually entered as part of the meter configuration Calculations The AFC calculates Corrected Density from process inputs including Flowing Density under control of its meter configuration that includes Process Input Scaling and two Calculation Options Ignore Default Flowing Density bit 7 Density Correction bit 8 substituting one or both of the Default Densities under certain conditions The logic is 1 Flowing Density process input is marked Unspecified we have not yet determined whether the process input is at Flowing or Reference Conditions 2 Flowin
131. 3 et accumulator residue x 3 6 271362E 02 et flow rate x 3 h 40248 02 Temperature F 14 99999 Pressure psig 1000 002 Differential pressure hw 22 00003 Relative density 60 F 60 F 0 7404 Reference compressibility 0 9989 Flowing compressibility 0 9051 Fpv 1 0505 Velocity of approach factor Ev 1 0328 Expansion factor Y 0 9997 Discharge coefficient 0 6043 Alarm Bits bit 0 Temperature input out of range bit 1 Pressure input out of range bit 2 Diff pressure input out of range bit 3 Flowing density input out of range bit 4 Water content input out of range bit 5 Diff pressure low bit 8 Orifice characterization error bit 9 Analysis total zero x bit 10 Analysis total not normalized bit 11 AGA8 calculation error bit 12 API calculation error density correctio bit 13 API calculation error Ctl bit 14 API calculation error vapor pressure ProSoft Technology Inc Page 119 of 290 November 26 2007 AFC Manager Configuration Tool Archive Monitor Automatic Flow Computer bit 15 API calculation error Cpl Status Bits bit 11 Meter was enabled bit 12 Backplane communication fault bit 13 Measurement configuration changed yes bit 14 Power up bit 15 Cold start 8 1 Meter Archive Data Chart Dialog Box This dialog box opens when you click the Plot button on the Meter Archive dialog box This dialog box shows a graphical plot of the data you select from the dropdown lists and allows you t
132. 3 Sbyt Module id code 3 Flowing density 0 Flot hi Range low end 1 Flot Range high end 2 Flot k Default 3 Sbyt v Module id code 4 Water content 0 Flot i Range low end 1 Flot Range high end 2 Flot 5 Default 3 Sbyt Si Module id code 5 0 0 Bm24 Analysis component selection map 6 0 0 Ulng 3 Pulse input rollover Page 128 of 290 ProSoft Technology Inc November 26 2007 Events AFC Manager Configuration Tool Automatic Flow Computer Grup Sbgp ltem DTyp Rkv Data point 7 Units 0 0 B448 Primary input period quantity units 1 0 Ubyt B Mass flow rate period 2 0 Ubyt Mass flow rate units 3 0 Ubyt Mass accumulator units 4 0 Ubyt E Energy flow rate period 5 0 Ubyt j Energy flow rate units 6 0 Ubyt i Energy accumulator units 7 0 Ubyt ij Volume flow rates period 8 0 Ubyt g Volume flow rates units 9 0 Ubyt S Volume accumulators units 8 Accumulator rollovers 0 Ulng Mass Ulng 2 Energy 2 Ulng Volumes 9 Meter parameter value 0 0 Flot Orifice plate measurement temperature 1 0 Flot 5 Orifice plate measured diameter 2 0 Flot E Orifice plate coefficient of thermal expansion 3 0 Flot 5 Meter tube measurement temperature 4 0 Flot t Meter tube measured diameter 5 0 Flot b Meter tube coefficient of thermal expansion 6 0 Flot Primary input flow threshold 7 0 Flot P Primary input alarm threshold 8 0 Flo
133. 347 Composition factor 0 2728558 Analysis characterization error 0 AGA8 calculation error 0 Alarms details below 0000h Alarm Bits bit 0 Temperature input out of range bit 1 Pressure input out of range bit 2 Diff pressure input out of range bit 3 Flowing density input out of range bit 4 Water content input out of range bit 5 Diff pressure low bit 8 Orifice characterization error bit 9 Analysis total zero bit 10 Analysis total not normalized bit 11 AGA8 calculation error 7 bit 12 API calculation error density correction ProSoft Technology Inc Page 101 of 290 November 26 2007 AFC Manager Configuration Tool Meter Monitor Automatic Flow Computer bit 13 API calculation error Ctl bit 14 API calculation error vapor pressure bit 15 API calculation error Cpl 6 2 Creatinga File Report Log File Click the Log Button to create a Log File containing the last data read from the module 6 3 Accumulator Monitor The accumulators display the total fluid quantities accumulated since the last time they rolled over or were reset The AFC calculates accumulations and flow rates for several different measured quantities depending on the Product Group These are Quantity Products Description Gross Volume All Volume at operating conditions includes water content of liquids Net Volume All Volume corrected to reference base conditions water content of liquids removed Mass
134. 4 ProSo oftium AFC Manager Configuration Tool Automatic Flow Computer User Manual November 26 2007 TEC H NO LOG Please Read This Notice The use and configuration of this software requires a reasonable working knowledge of the involved protocols and the application in which they are to be used For this reason it is important that those responsible for implementation satisfy themselves that the combination will meet the needs of the application without exposing personnel or equipment to unsafe or inappropriate working conditions This manual is provided to assist the user Every attempt has been made to assure that the information provided is accurate and a true reflection of the product s functionality In order to assure a complete understanding of the operation of the product the user should read all applicable ProSoft documentation on the operation of the module and protocol driver Under no conditions will ProSoft Technology Inc be responsible or liable for indirect or consequential damages resulting from the use or application of the product Reproduction of the contents of this manual in whole or in part without written permission from ProSoft Technology Inc is prohibited Information in this manual is subject to change without notice and does not represent a commitment on the part of ProSoft Technology Inc Improvements and or changes in this manual or the product may be made at any time These changes wil
135. 6 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer 13 7 Modbus Port configuration Configuration of the serial ports is stored in these blocks of the Modbus table Address Type Description Ph00102 to Ph00105 Bm Port 1 configuration Ph00106 to Ph00109 Bm Port 2 configuration Ph00110 to Ph00113 Bm Port 3 configuration Each group of registers specifies configuration of the corresponding serial port The four registers of each block are interpreted as follows Ofs Type Tag Contents 0 Bm Uart UART parameters and port options 1 L By TmoC LSB Timeout for CTS 1 H By TmoR MSB Master mode receive timeout 2 By Dly1 Delay before first data after CTS 3 By DlyO Delay after last data before RTS The CTS timeout and both delays are in units of 5ms 200Hz system clock with valid values from 0 thru 255 and are significant only for transmission of outgoing Modbus messages The receive timeout is in units of 0 1 second with valid values from 0 thru 255 where 0 implies the default of 5 that is one half second and is significant only for the last port when configured as a Modbus master The UART parameters and port options word is a bitmap Bit Parameter Value bits O to 2 Baud 000 none see below 001 300 baud 010 600 baud 011 1200 baud 100 2400 baud 101 4800 baud 110 9600 baud 111 19200 baud bits 3 to 4 Parity 00 no parity 01 odd parity 10 ev
136. 62 gt Startup Basics and Frequently Asked Questions 263 13 1 General Specifications Process I O analog inputs pressure temperature differential pressure density from analog modules and pulse inputs from pulse frequency input modules in rack Number of meter channels 8 or 16 meters differential AGA3 or 1805167 or linear AGA7 Gas MPMS Ch 12 2 Liquid MVIA6 AFC MVI56 AFC MVI69 AFC MVI71 AFC PTQ AFC 8 Meters 16 Meters 8 Meters 8 Meters 16 Meters Calculation Methods AGAS 1992 AGA7 AGAS 1992 Detail Characterization Method API MPMS Ch 21 1 21 2 API Tables API MPMS Ch 11 1 23 53 and 24 54 for Hydrocarbon Liquids GPA TP 25 for Hydrocarbon Liquids Tables 23E 24E API MPMS Ch 11 2 GPA TP 15 for Vapor Pressure Correlation Energy heating value for gases according to AGA 8 Appendix C 4 API MPMS Ch 20 1 ISO 5167 Supports energy measurement for gas applications Meter I O Scan Time Less than one second for all channels ProSoft Technology Inc Page 149 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Product Measurement Hydrocarbon gases and liquids including refined products Process l O Calibration Mode Allows the calibration of transmitters without interfering with the process update for the module or impacting measurement Data Archiving Hourly for 2 days for each meter run 48 records per channel Daily for 35 days Not
137. 9601 bit 9 is set Compressibility calculation error The error code reported by the AGA 8 calculation which is run each calculation scan If non zero the compressibility and density available at the point that the error occurred are assumed for use in subsequent calculations but their values might not be reliable A non zero value sets the alarm Meter alarm Compressibility calculation error register 9601 bit 11 Values are No alarm Density exceeded reasonable maximum This is a warning only and does not terminate the calculation Pressure maximum found Too many iterations braket Too many iterations ddetail A full understanding of these error codes requires familiarity with the mathematics of the AGA 8 procedure High water error The error code reported by the initial stages of the API MPMS Chapter 20 1 calculation which is run each calculation scan A non zero value sets the alarm Meter alarm High water error register 9601 bit 11 Values are No alarm Emulsion is more than 99 water The calculation of the density of the clean oil component of the emulsion becomes highly sensitive to errors in the density and water content process inputs when the clean oil concentration is very low and is impossible to perform when the clean oil concentration is zero In such cases the water content is assumed to be 100 and the clean oil content to be zero clean oil accumulations and flow rates therefore are zero and clean oil
138. All Mass water content of liquids removed Energy Gas Energy content heating value Gross Standard Non emulsion Volume corrected to reference base conditions Volume liquids with water content included Gross Clean Oil Emulsion liquids Volume at operating conditions with water content removed Water Liquids Volume of the water content corrected to reference base conditions The AFC first calculates one of these quantities the primary quantity from process input depending on the meter type then derives the other quantities by applying an appropriate combination of factors such as Temperature and Pressure Correction Factors Density characteristic Energy Content and Water Content process input These primary quantities are Meter Type Primary Quantity Differential Pressure Mass Differential Flow Rate Configured Primary Input Measured Quantity Linear Configured K factor Measured Quantity The accumulators are expressed as the Totalizer and Residue parts In this way itis possible to accumulate a wide range of increments up to a very large rollover of the integral part while keeping a high precision of fractional part with an approximately constant and small roundoff error The totalizer stores the integral part of an accumulator as a 32 bit or split integer The residue is the fractional part always less than 1 0 expressed as a 32 bit IEEE floating point The residue is obtained using the following fo
139. Control Panel Add and Remove Programs applet Answer Yes to all when prompted to remove shared components 2 Download the latest version of AFC Manager from http www prosoft technology com Navigate to Support Downloads and then choose your AFC Module From the download page select AFC Manager When the download is complete choose Open and then run Setup exe Note Some parts of the user interface particularly the Meter Configuration dialog box have changed from previous versions of AFC Manager These changes were necessary for the multiple stream support added in firmware version 2 0 5 and primarily involve a more logical arrangement of items on the meter configuration Screen These changes do not affect the functionality of the program and all previous firmware versions are supported For firmware upgrades please contact ProSoft Technical Support ProSoft Technology Inc November 26 2007 Page 11 of 290 AFC Manager Configuration Tool Introduction Automatic Flow Computer 1 4 Install the Module in the Rack If you have not already installed and configured your processor and power supply please do so before installing the AFC module Refer to the processor documentation for installation instructions Warning You must follow all safety instructions when installing this or any other electronic devices Failure to follow safety procedures could result in damage to hardware or data or even serious injury or death t
140. Dly0 clock ticks Drop RTS Startup Basics and Frequently Asked Questions The Automatic Flow Computer AFC is a powerful rack flow computer solution for PLC platforms The design intent of the module is to simplify the setup and maintenance of a meter installation With this in mind the sample ladder logic was created to accomplish the following Pass meter run variables to the module Return meter results to the processor Allow individual meters to be enabled or disabled Allow resets of individual meter runs Allow transfer of a new gas analysis to an individual meter run Actual meter setup includes units of measure setup range checking for input variables and the type of meter being used This setup is handled by the AFC Manager software The intended design is to have the processor only handle the variables of an actual process and the AFC Manager handle the setup and configuration of necessary meter variables The sample ladder logic included with the system is intended to fulfill this requirement and works for many applications Should you feel that your application requires more than this then a very intimate knowledge of the operations of the module are required to be successful in the implementation of the application It is highly recommended that the sample be used as a starting point for any application ProSoft Technology Inc Page 263 of 290 November 26 2007 AFC Manager Configuration Tool Refe
141. Double Word Snapshot Pulse Count Page 164 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer 13 5 4 Orifice Differential Meter with Liquid Product Start Offset End Offset Data Format Type Description 10 11 Accumulator Snapshot Accumulator totalizer net 12 13 Floating point Snapshot Accumulator residue net 14 15 Floating point Flow weighted average Flow rate net 16 17 Floating point Flow weighted average Temperature 18 19 Floating point Flow weighted average Pressure 20 21 Floating point Flow weighted average Differential pressure 22 23 Floating point Flow weighted average Density input 24 Word Flow weighted average Corrected density scaled integer 25 Word Flow weighted average CTL e 4 26 Word Flow weighted average CPLe 4 27 Word Flow weighted average Velocity of approach factor Ev e 4 28 Word Flow weighted average Expansion factor Y e 4 29 Word Flow weighted average Coefficient of discharge Cd e 4 13 5 5 Pulse Linear Meter with Liquid Product Start Offset End Offset Data Format Type Description 10 11 Accumulator Snapshot Accumulator totalizer net 12 13 Floating point Snapshot Accumulator residue net 14 15 Floating point Flow weighted average Flow rate net 16 17 Floating point Flow weighted average Temperature 18 19 Floating point Flow weight
142. Fpb It is the factor according to the Gas Law that converts gross volume measured at operating conditions to net volume corrected to reference conditions C prime This value is the quotient of AGA 8 Density flowing divided by AGA 8 Density at reference It is the factor according to the Gas Law that converts gross volume measured at operating conditions to net volume corrected to reference conditions Molar heating value MJ kmol This value depends only on the molar analysis and the setting of Meter calculation options bit 14 Calculate net energy Mass heating value This value depends only on the molar analysis and the setting of Meter calculation options bit 14 Calculate net energy ProSoft Technology Inc Page 241 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Volumetric heating value This value depends only on the molar analysis the reference conditions and the setting of Meter calculation options bit 14 Calculate net energy Clean oil mass fraction The fraction of the total mass of the liquid that represents the clean oil component water removed For this product group this value is the same as API 2540 Water content correction factor CSW MPMS Ch 20 1 Density of produced water flowing The density of the water component of the emulsion determined at operating conditions MPMS Ch 20 1 Water temperature correction to use
143. If you have modified your project configuration file or if you have loaded a configuration file from disk but you want to start a new project you can reset the configuration parameters back to their defaults without having to close and reopen the AFC Manager Toreset configuration parameters 1 Close any dialog boxes that are open 2 Save the configuration file you were working on if you would like to load it again later 3 On the File menu choose Reset Note This procedure has the same effect as choosing File New None If you have made changes to the configuration that have not yet been saved a confirmation dialog box will open Project has been changed save it 3 No Cancel Answer Yes to save your changes or No to discard your changes and begin working on a new configuration Click Cancel to abandon the attempted action that caused this message ProSoft Technology Inc Page 19 of 290 November 26 2007 AFC Manager Configuration Tool Introduction Automatic Flow Computer 1 7 6 Downloading the Project to the Module 1 Click Project Download Project AFC Manager 2 About to download the current project to the module Continue _ 2 The following window is displayed the first time you attempt communication with the module Enter the port parameters to use and then click Done Local Port Settings xi Primary Slave Address 44 Time Out ms com 1 y 96
144. Meter Registers 1 8162 and 8163 2 10162 and 10163 3 12162 and 12163 4 5 14162 and 14163 16162 and 16163 Because these addresses are not contiguous the Modbus master would have to use five commands to poll all the data directly from the Primary Modbus Slave as follows MVI AFC Primary Modbus Slave fec Modbus Master However using the Virtual Modbus Slave optimizes the polling of data because the registers can be remapped in any order using the AFC Manager Site Configuration window The following illustration shows how the orifice diameter registers could be remapped to the Virtual Slave starting at address Vh00100 E Indirect Address Remapping xi Select Register Block E Holding C Input Start Address i00 Ej Search Previous Next Description When addressing Access as Inpt Reg with Wirt Enb C J sme s e H 0101 8163 a r H 0102 10162 r r O to x O o mr r COON se ms or r Lu s wr r LL tw FE LL ss wg r r C sw m r r Result Read Enter the description of this remapped point up to 72 characters ProSoft Technology Inc Page 145 of 290 November 26 2007 AFC Manager Configuration Tool Modbus Database Automatic Flow Computer The following table shows how the addresses would be remapped between both slaves Primary Modbus Slave Addresses Virtual Modbus Slave Addresses 8162 and 8163 100 and
145. NGLs input outside API range 2 High density crudes amp refined input outside API range 5 Temperature above critical point 9 Alpha input outside API range Also see the Alarm Code for Water Temperature Correction error Vapor pressure error The vapor pressure calculation resulted in an error according to the standard Alarm Code values 0 No alarm 1 Expected vapor pressure above range of TP 15 stream s Default Vapor Pressure is substituted 2 Vapor pressure measured static absolute pressure vapor pressure assumed to equal static pressure 3 Both 1 and 2 Water Temperature error Alarm Code only The water temperature correction calculation resulted in an error according to the standard This Alarm Code sets the Temperature Correction error alarm bit Alarm Code values 0 No alarm 1 Temperature lt 0 C 32 F or gt 138 C 280 F Page 108 of 290 ProSoft Technology Inc November 26 2007 Audit Scan Audit Scan AFC Manager Configuration Tool Automatic Flow Computer An Audit Scan captures a snapshot of input values intermediate calculated values and output results for each of a short series of calculation scans for a single meter This allows an auditor to rigorously verify the calculations performed by the AFC on live in service production meters The module supports eight consecutive audit scans at a time Meter Audit Scan Meter Ta
146. ProSoft makes no representation or warranty expressed or implied that the operation of software purchased from ProSoft will be uninterrupted or error free or that the functions contained in the software will meet or satisfy the purchaser s intended use or requirements the Customer assumes complete responsibility for decisions made or actions taken based on information obtained using ProSoft software With the exception of RadioLinx accessories referenced in paragraph 1 c this Warranty does not cover any product components or parts not manufactured by ProSoft This Warranty also does not cover the failure of the Product to perform specified functions or any other non conformance defects losses or damages caused by or attributable to any of the following i shipping ii improper installation or other failure of Customer to adhere to ProSoft s specifications or instructions iii unauthorized repair or maintenance iv attachments equipment options parts software or user created programming including but not limited to programs developed with any IEC 61131 3 programming languages or C not furnished by ProSoft v use of the Product for purposes other than those for which it was designed vi any other abuse misapplication neglect or misuse by the Customer vii accident improper testing or causes external to the Product such as but not limited to exposure to extremes of temperature or humidity power failure or power surg
147. Rate Integration esssssssssssssee eee ener 66 3 7 Linear Meter Configuration eiecit cio aa e itg rever Eres 67 3 7 1 Linear Meter Pulse Couto eek Rer Ren 67 3 7 2 Linear Meter Pulse Frequency esses ene eene eren nene rr 68 3 7 3 K factor Characteristics iraniene i eens eee laica 68 3 7 4 KF cto iren aes ette eene edesteeceee tes 69 3 7 5 Pulse Input Rollover Pulse Count meters em eene enne 69 3 7 6 Frequency Flow Threshold HZz cernerent ttem trennen there enredos 69 3 7 7 Frequency Alarm Threshold Hz tene ierit nieide eet dede dede den eti te rn de Tree deve 69 3 8 Meter Factor Linearization 1 o e Pte eint e agre du eua ee 69 3 9 Meter Calculation Options 2 rie er en eite ee dete D Die etna dex ie e Ae pia A rex de ned 72 3 9 1 Downstream Static Pressure nennen eren en nene nennen nennen nene 72 3 9 2 Taps Comer amp Traps Radius intet ti n 72 3 9 3 V Cone Wedge Device iii e tene Ae Ee ro nei Dec 73 3 9 4 ISO 5167 2003 else AGA 3 1992 oooocoonocccononocinononcncnonancnnnnnnncnnn cnc c nano nennen nennen nennen nennen 73 3 9 5 Ignore Default Flowing Density cicatrices 73 3 9 6 Density Correction Hydrometer Correction Temperature Correction amp Pressure Correction 74 3 9 7 Vapor Pressure Via TP 15 Technical Paper 3115 ee 74 3 9 8 Density Correction for PressUre eese se
148. Technology Products are backed with full technical support Contact our worldwide Technical Support team and Customer Service representatives directly by phone or email USA Latin America excluding Brasil Office in California 1 661 716 5100 1 661 716 5101 Fax 1675 Chester Avenue 4th Floor Bakersfield California 93301 U S A 1 661 716 5100 support prosoft technology com Languages spoken include English Spanish Asia Pacific office in Malaysia 603 7724 2080 603 7724 2090 Fax C210 Damansara Intan 1 Jalan SS20 27 47400 Petaling Jaya Selangor Malaysia 603 7724 2080 asiapc prosoft technology com Languages spoken include Chinese Japanese English China Pacific office in China 86 21 64518356 x 8011 86 21 64756957 Fax 4 F No 16 Hongcao Road Shanghai China 200233 China 86 21 64518356 x 8011 zhang prosoft technology com Languages spoken include Chinese English Europe Middle East Africa office in Toulouse France 33 0 5 34 36 87 20 33 0 5 61 78 40 52 Fax Zone d activit de Font Grasse 17 rue des Briquetiers F 31700 Blagnac France 33 0 5 34 36 87 20 support EMEA prosoft technology com Languages spoken include French English Brasil office in Sao Paulo 55 11 5084 5178 55 11 5083 3776 Fax Rua Vergueiro 2949 sala 182 Edif cio Vergueiro Work Center Vila Mariana S o Paulo Cep 04101 300 Brasil 55 11 5084 5178 eduardo proso
149. The possible values are Q processor on line 1 processor off line Page 26 of 290 ProSoft Technology Inc November 26 2007 Site Configuration 2 2 5 Site Status AFC Manager Configuration Tool Automatic Flow Computer The Site Status dialog box opens when you click the Site Status field on the Site Configuration dialog box Site Configuration Site name MVI Flow Station E Site Status 0 v AFC 56 16 4 released Checksum alarm 2 rj ef 4 PLC halted offline or missing 5 Measurement configuration changed 5 Powerup 7 Cold start 8 Hard passwords 2209 f Serial number 2 05 000 Firmware version revision number ETS Configuration changed Ack Cha jo PLC status us Click Here p Pass thru Bit region size po Pass thru Bit region address The Site Status dialog box provides information about the module s current status AFC Released Latched when both Cold Start bit and PLC Offline bit first become clear simultaneously remaining so until any subsequent cold start While this bit remains clear events are not logged allowing an initial configuration to be fully completed without filling up the event log Checksum Alarm A checksum alarm indicates a checksum verification failure during power up Non volatile information is kept in battery backed RAM It is partitioned into several blocks each of wh
150. This feature is only available for firmware versions 2 02 001 and newer as it requires the Compact Flash to be installed in the module It should be used for projects that demand extra archives You may define up to 1440 extended daily archives and 1440 extended hourly archives The maximum number of extended archives does not depend on the number of words per archive ProSoft Technology Inc Page 59 of 290 November 26 2007 AFC Manager Configuration Tool Meter Configuration Automatic Flow Computer Options Opens the Archive Options dialog box Accumulator Select Opens the Accumulator Select dialog box where you can select the quantity to be accumulated in the archive period accumulator result Move Up and Move Down Use these buttons to change the order of selected points in the list of elements to archive Be aware that items occupying two words will be shifted by two word positions so that they are always located at an even offset Addresses Use this button to open the Archive Modbus Addresses window for the selected archive file which you can use to learn how to retrieve specific archive records from the module including the Modbus addresses where they reside Remove ltem Use this button to remove the selected point from the list of elements to archive Dictionary The Dictionary dropdown list acts as a filter for the types of points to archive The filtered results are listed in the right pane of the Archive Configur
151. US o 15 C and 101 325 kPa Canada Europe o 20 C and 101 325 kPa Latin America Flowing Conditions The fluid s T amp P in effect at the point the initial measurement is performed DP measurement differential meter pulse counting linear meter Almost always different from Reference Conditions hence volume correction calculations are required hence the flow computer Densities Flowing Density Density at Flowing Conditions Calculations are applied to this to arrive at a Reference Density next In the AFC Flowing Density is a process input over the backplane from the Processor though if the Calculation Options Density Correction configuration is cleared its value is deemed to be at Reference Conditions regardless of process Temperature and Pressure Reference Density Density at Reference Conditions Also known as Standard Density This is a core parameter to the calculation of Volume Correction Factors VCFs CTL depends on Reference Density and Temperature CPL depends on Reference Density Temperature and Pressure The AFC s Reference Density is at user specified Reference Conditions User Base while the Reference Density required for VCF calculations is at API specified Reference Conditions API Base the AFC s calculations account for any difference between User Base and API Base For MPMS Ch 11 1 2004 API Reference Conditions are always 60 F and 14 696 psia ProSoft Technology Inc Page 87 of
152. UST be installed in the module for this setting to have effect Recent archives are stored locally in the Modbus Input Register bank when a new archive is written the oldest local one is copied to the extended file freeing up its space to receive the new one Refer to Open archive record select age hourly for information about how to retrieve these archives The maximum number of extended hourly archives depends on the firmware version Archive configuration hourly item _ flags Archive configuration hourly item _ address Stream options Several options specifying how stream specific information is handled View bit level detail for more information Use meter factor to full precision The API Standard requires that meter factors used in calculations be rounded to 4 decimal places This option allows that requirement to be vacated Rounding applies only to the meter factor the K factor is always used to its full precision Interpolate K factor The primary measured quantity usually gross volume is calculated as pulse count divided by K factor and multiplied by meter factor The common practice is to combine a static K factor from the meter manufacturer s data sheet with a meter factor derived from one or more proves and optionally interpolated over flow rate the K factor is entered into the single stream parameter K factor register 8512 and the one or more proven meter factors and their associated flow rates are enter
153. Word Region Address amp Pass Thru Word Region Size 40 Pass thru Configuration 40 Password authorization granted for read 172 Password authorization waived for read 172 Accessed port and authorization read 172 Password read enable 172 Password write enable 171 Period end events 124 PLC address Meter archive fetch put 207 Meter process input etc get 207 Meter results put 207 Modbus gateway get amp put 178 Modbus master get amp put 178 Modbus pass thru put 178 Supervisory get 177 Supervisory put 178 Wallclock get amp put 178 PLC Halted Offline or Missing 28 PLC halted offline or missing 169 PLC Image Button 47 PLC offline 170 PLC Status 26 Please Read This Notice 2 Poll Button 46 Port Authorization waiver read 175 Port Authorization waiver write 175 Port Baud code 173 Port CTS timeout 174 Port Data bits 174 Port Delay after data 175 Port Delay before data 174 Port Disable pass thru 174 Port Modbus mode 174 Port Parity code 173 Port Password authorization waiver 174 Port Stop bits 174 Port Swap mask 174 AFC Manager Configuration Tool Automatic Flow Computer Port UART parameters and Modbus mode 173 Port 1 Port 2 and Port 3 Configuration 41 Port Authorization Parameters 42 Port Configuration Notes 42 Port Options 34 Power up 170 Po
154. a can be imported into any spreadsheet program and saved to disk or printed to a local printer Hourly and Daily Archive Reports Mapped to local Modbus memory This data can be imported into any spreadsheet program and saved to disk or printed as hard copy System Configuration May be transferred to or from the module The configuration file can also be printed for hard reference or archiving Audit Scan A report can be saved to disk or printed to the local printer Page 150 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer 13 1 3 Modbus Interface The two Modbus Slave ports allow the unit to be used as a SCADA interface and to broaden access to the AFC module s data table Ports 2 and 3 support RS 232 RS 422 and RS 485 modes Supports baud rates of up to 19200 baud All ports may be configured for RTU or ASCII Modbus mode All Modbus Slave ports provide access to all configuration and measurement data mapped to the Modbus table Module contains two internal slaves Primary and Virtual Over 130 000 Modbus registers of the Primary Slave table may be re mapped to up to 20 000 Modbus registers of the Virtual Slave for contiguous polling from a SCADA master Port 3 can be configured as a Modbus master node Supports Modbus functions 3 4 5 6 15 and 16 as a slave 5 and 15 only on pass thru operation Supports Modbus functions 1 2 3 4 15 and
155. activity for two minutes then the granted access is removed and can be regained only by writing a new password to the test register Process input out of range use last good value If set then an out of range process input value is substituted by the latest detected in range value If clear then the default value configured for the process input is substituted Analyses are packed in the module If set then molar concentrations of individual components are packed towards the front of the analysis for each stream of each meter by eliding the zeroes corresponding to components that are not selected in the component map for the meter If clear then molar concentrations of individual components appear always in the same locations regardless of whether the corresponding components are selected Changing this setting causes all stored analyses to be restructured consistently so that no analysis information is lost and may require corresponding changes to polling systems such as SCADA Default setting is packed to be consistent with earlier versions of the AFC but this default will change in a future version Analyses are packed over the backplane If set then molar concentrations of individual components are packed towards the front of an analysis received over the backplane by eliding the zeroes corresponding to components that are not selected in the component map for the meter If clear then molar concentrations of individual compone
156. adjustments to the normally scheduled archives resets o Upon meter enable cancel any scheduled archives no data yet to be archived but leave in place any scheduled resets o Upon meter disable cancel any resets for inspection etc reset will be rescheduled upon subsequent enable and force archiving of both files regardless of configuration so that a disabled meter never has any pending unarchived data 5 Events occur only if Meter Control Options bit 10 Treat analysis as process input is clear 9 12 Event numbers and Event Log Download For auditing purposes each event has a number assigned sequentially starting at O for the first event written and increasing up through 65535 then wrapping to 0 again An event record properly includes its event number along with the information listed in the preceding sections To conserve space and to make transmittal more efficient the event number is not stored as part of the event record Instead the Event Log header contains sufficient information to calculate for any event its event number from the position of its record in the Log and vice versa The following procedures use these terms Term Meaning my record Known record position Input to procedures A and C event number Desired event number Output from procedure A Modbus address Desired Modbus address Output from procedure C my event Known event number Input to procedure B record p
157. ake sure that the sum of all molar v x 2 04 concentrations is within the error tolerance of 1 0000 100 Analysis Absolute difference between analysis Make sure that the sum of all molar Characterization total and 1 0000 100 is greater concentrations is within the error error v 2 2 05 than the error tolerance OR the molar concentration sum is zero tolerance of 1 0000 100 Alarm Code values 0 No alarm 1 Analysis total not normalized 2 Analysis total zero Compressibility calculation error Differential Pressure Low The compressibility calculation resulted in error based on the input values and configuration parameters used The differential pressure value transferred to the module is below the DP Alarm Threshold parameter configured in the Meter Configuration Check the input values and meter configuration parameters Alarm Code values 0 No alarm 1 Density exceeded reasonable maximum warning only 2 Pressure maximum found 3 Non convergence of procedure braket 4 Non convergence of procedure ddetail Check the input differential pressure value transferred to the module If the value is correct change the DP Alarm Threshold parameter for your project Flow Rate Low The flow rate value transferred to the module is below the FR Alarm Threshold parameter configured in the Meter Configuration Check the input flow rate value transferred to the module If
158. alculation reference values Stream Component Analysis shows analysis molar fractions for each measured component Meter Accumulators shows gross and net values for non resettable and resettable accumulators Meter Calculations shows meter calculation results Meter Archive Status shows current archive status for calculations Meter selector Use the Up and Down arrows in the Meter selector to view settings for each configured meter Show bits check box Select this check box to view individual bit values for bitmap registers such as Site Status and Meter Alarms Search window You can search for specific text within the Description column Type the search text in this window then click the Search button or press Enter Search button Use the Search button to select the next instance of the search text within the Description column Reg column This column lists each Modbus register offset within the Modbus database holding register area Datum Type column This column lists the type of data stored in each register within the Modbus database for example integer byte or bitmap Description column This column describes the data stored in each register within the Modbus database Description window If you select highlight a register this window provides additional information about the selected register Help window This window provides brief help information about the currently selected control
159. and resettable accumulators are automatically reset View bit level detail for more information Page 214 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Archive option hourly Period select hourly Selects which of the two period ends determine the automatic writing of hourly archive records and the automatic resetting of accumulators Values are Daily period Period end is the minute of the day selected by the point End of day minute register 120 Hourly period Period end is the minute of the hour selected by the point End of hour minute register 121 By default this bit is set for the hourly archive file but it can be toggled to select the other period end regardless of the designation of the archive file as hourly Refer to the descriptions of other archive options for more information Archive option hourly Archive upon period end Upon the end of the period selected by Archive option hourly Period select hourly bit 0 this option causes the meter signal Write hourly archive bit 9 to be issued automatically Refer to the description of that signal for more information Archive option hourly Archive upon event When an event occurs that records a change that might affect the results of measurement calculations such as a change to a sealable parameter this option causes the meter signal Write hourly archive bit 9 to be issued au
160. ange bit 3 Flowing density input out of range bit 4 Water content input out of range bit 5 Diff pressure low bit 8 Orifice characterization error hb 00h NOON N Oh 53 234 0 1092186 40248 01 15 1000 22 0 7404 0 9989 0 9051 1 0505 1 0328 0 9997 0 6043 02 04 27 00 00 02 02 04 26 23 59 42 ProSoft Technology Inc November 26 2007 Page 117 of 290 AFC Manager Configuration Tool Archive Monitor Automatic Flow Computer bit 9 Analysis total zero bit 10 Analysis total not normalized B bit 11 AGA8 calculation error bit 12 API calculation error density correctio bit 13 API calculation error Ctl bit 14 API calculation error vapor pressure bit 15 API calculation error Cpl Status Bits bit 11 Meter was enabled ES bit 12 Backplane communication fault bit 13 Measurement configuration changed bit 14 Power up bit 15 Cold start AFC 56 16 Daily Archive Date 16 09 2002 16 26 44 Site Name MVI Flow Station Project AFC Meter 1 Tag M01 Archive 2 Closing timestamp of archive 2002 04 26 23 59 42 Opening timestamp of archive 2002 04 26 06 16 34 Status bitmap details below 60h Alarms bitmap details below 0000h Flowing period 1019877652 Event counter 53 et accumulator x f3 174811 et accumulator residue x f3 0 9399567 et flow rate x f3 h 40247 88 Temperature F 15 00736 Pressure psig 1000 416 Differential pressure hw 2
161. any failure of the Product to conform to specifications or any defect in material or workmanship of the Product with either new or used replacement parts Such repair including both parts and labor will be performed at ProSoft s expense All warranty service will be performed at service centers designated by ProSoft If ProSoft is unable to repair the Product to conform to this Warranty after a reasonable number of attempts ProSoft will provide at its option one of the following a replacement product a full refund of the purchase price or a credit in the amount of the purchase price All replaced product and parts become the property of ProSoft These remedies are the Customer s only remedies for breach of warranty B Warranty On Services Material and labor used by ProSoft to repair a verified malfunction or defect are warranted on the terms specified above ProSoft Technology Inc Page 273 of 290 November 26 2007 AFC Manager Configuration Tool Support Service 8 Warranty Automatic Flow Computer for new Product provided said warranty will be for the period remaining on the original new equipment warranty or ifthe original warranty is no longer in effect for a period of 90 days from the date of repair The Warranty Period for RadioLinx accessories such as antennas cables brackets etc are the same as for RadioLinx modules that is three years from the date of shipment 14 5 2 What Is Not Covered By This Warranty A
162. anywhere in the 65536 register Modbus holding register address space even from outside the defined range of the virtual slave with the exception of the first 100 registers addressed 0 through 99 A region size of zero disables word write pass thru Refer to the description of register 141 for more information Modbus pass thru Bit region address This register and the next specify the region of the virtual slave Modbus address space to which incoming Modbus bit write commands functions 5 and 15 are to be passed thru directly to the PLC This region may be taken from anywhere in the 65536 register Modbus coil address space As the AFC does not itself define any bit registers pass thru bit writes are the only bit access Modbus commands that the AFC will recognize A region size of zero disables bit write pass thru Refer to the description of register 141 for more information Modbus pass thru Bit region size This register and the previous specify the region of the virtual slave Modbus address space to which incoming Modbus bit write commands functions 5 and 15 are to be passed thru directly to the PLC This region may be taken from anywhere in the 65536 register Modbus coil address space As the AFC does not itself define any bit registers pass thru bit writes are the only bit access Modbus commands that the AFC will recognize A region size of zero disables bit write pass thru Refer to the description of register 141 for more information
163. archive hourly cumulative meter alarms 255 Current archive hourly cumulative meter status 257 Backplane communications fault 258 Cold start 258 Measurement configuration changed 258 Meter enabled 258 Power up 258 Current archive hourly event count 258 Current archive hourly flowing period seconds 258 Current archive hourly flowing period fraction 254 Current archive hourly items 9 through 38 259 Current archive hourly meter number 1 based 257 Current archive hourly opening timestamp packed 258 Current archive hourly opening timestamp packed bisecond 258 Current archive hourly opening timestamp packed day 259 Current archive hourly opening timestamp packed hour 259 Current archive hourly opening timestamp packed minute 258 Current archive hourly opening timestamp packed month 259 Current archive hourly opening timestamp packed year 259 Current input pulse count 244 Current master pulse count 225 D Data Polling With Virtual Modbus Slave 30 Data Polling Without Virtual Modbus Slave 30 Default 75 Default CPL 86 218 Default CTL 86 217 Default density at reference 217 Default energy content 217 Default Fpv 216 Page 282 of 290 ProSoft Technology Inc November 26 2007 Index Default Reference Density 86 Default relative density at reference 216 Default vapor pressure 2
164. arding all other higher order bits it is equivalent to non negative remainder upon dividing by 65536 A traditionally negative remainder that would result from dividing a negative dividend by 65536 must be made positive by subtracting its absolute value from 65536 B The operator means assignment that is assign the expression on the right to the object on the left by calculating the value of the expression on the right and making the object on the left assume that value The operator means is equal to C Words in all caps and the other arithmetic operators have their expected meanings D Text enclosed in brackets are comments only Procedure A Calculate event number from record position 1 Calculate number of events on file events on fil next event oldest event AND 0x0000FFFF 2 Determine whether desired record is on file IF my record 0 OR my record 2 events on file THEN record is not on file EXIT this procedure 3 Calculate age of desired record vent age next record my record IF event age 0 THEN vent ag event ag number of records 4 Calculate event number of desired record event number next event vent age AND 0x0000FFFF ProSoft Technology Inc Page 133 of 290 November 26 2007 AFC Manager Configuration Tool Events Automatic Flow Computer Procedure B Calculate record position from event number 1 Calculate num
165. as flow and which has been superseded by the completely overhauled 1990 1992 AGA3 Water Content of Liquids The handling of water content in crude and NGL products depends upon whether an emulsion Product Group is chosen For emulsions water content is removed from the mixture according to the calculations of API MPMS Chapter 20 1 before calculating and applying correction factors In this case the volumetric quantity intermediate between Gross and Net is Gross Clean Oil which is the hydrocarbon component of the mixture at flowing conditions This method is recommended for mixtures containing more than 596 water For non emulsions water content is removed from the mixture according to the rules of API MPMS Chapter 12 2 after calculating and applying correction factors In this case the volumetric quantity intermediate between Gross and Net is Gross Standard which is the entire mixture including its water content corrected to standard conditions under the assumption that it is pure hydrocarbon Because the presence of water skews the correction calculations this method should be used only when the water content is very low Non Standard Reference Conditions For both liquids and gases the AFC permits a range of reference conditions for volume measurement which may vary from the API AGA standard of 15 C 101 325kPaa SI or 60 F 14 696psia US US pressure base for gases is 14 73psia The allowed ranges for Sl units are te
166. ata unit as one 32 bit register Each register contains four bytes The proper choice depends on the remote slave s Modbus implementation Example The following table shows how the data types are implemented if a write function is selected and the item count is configured with a value of 10 decimal Data Type Register Modbus Numberof Number of Number of Number of words 16 Type Function Coils Bytes Registers bits transferred Bit Coil 15 10 2 1 Word Holding 16 20 10 10 Long Holding 16 40 20 20 Long Remote Holding 16 40 10 20 Page 36 of 290 ProSoft Technology Inc November 26 2007 Site Configuration AFC Manager Configuration Tool Automatic Flow Computer Note The number of coils bytes and registers are part of the Modbus request functions 15 and 16 according to the Modbus specification The following table shows how the data types are implemented if a read function is selected and the item count is configured with a value of 10 decimal Data Type Register Type Modbus Function Number of Registers Bit Coil 1 10 Bit Input 2 10 Word Holding 3 10 Word Input 4 10 Long Holding 3 20 Long Input 4 20 Long Remote Holding 3 10 Long Remote Input 4 10 Note The number of registers is part of the Modbus request according to the Modbus specification Refer to the ladder logic section for your module for more information about the Modbus master block 2 3 4 End of Day Minute
167. ation Tool Automatic Flow Computer 3 12 4 Liquid Specific Parameters and Densitometer Configuration When liquid is selected as the product group the following parameters must be configured Configure the product group as liquid any selection except Gas Meter Configuration Accumulators and Flow Rates Meter Tag MoT Select Meter Meter Type Product Group and Units Volumes Energy Meter number is fi Device Refin d products JF Y how Flow rate period unit Differential pr Density urits Flow rate unit C Linear Copy Config pum Select the Meter number density units to use kg m3 C RelDen Tbse 60 F C API Gravity Accumulation unit 100000000 Accumulator rollover C us E SI r Pri C Flow Rate Use the Densitometer dialog T anena Conditions box to use the density value Reference temperature C from a densitometer instead Lbs H 101 325 325 101 325 Reference pressure kPaa of using it as a regular input optional r Disce Meter Orifice Process Input a DP flow threshold kPa Control Opts Calculation Opts cct DP alarm threshold kPa FT Dp Archive Config Resettable Accum Densitometer type Solartron 78xx y V cone Wedge discharge coef Orifice Image in PLC Densitgmeter
168. ation dialog box The default filter is All The other selections in the dropdown list depend on the Meter Type and Product Group you selected on the Meter Configuration dialog box Insert Item Use this button to insert the selected point in the list of points to archive Archive Data Format There are 3 columns associated with each archive data Column Description Ofs Shows the offset location of the data in each archive The maximum offset value will depend on the Record Size value you configured If the value has a for example 0 it means that the data occupies 2 words of data Reg Shows the Primary Modbus Slave Address of the source data This is a meter relative address For example a Reg value of 890 for meter 1 would be equivalent to Modbus addresses 8890 and 8891 Description Data Description The archive header is common for all meter types and product groups and cannot be edited The archive header uses up to 10 words and is displayed with a blue text Dfs Reg Description Closing timestamp Flowing period fraction e 4 Cumulative meter alarms Cumulative meter status Event Number of last written event Flowing period seconds pening timestamp Page 60 of 290 ProSoft Technology Inc November 26 2007 Meter Configuration AFC Manager Configuration Tool Automatic Flow Computer 3 5 3 Archive Modbus Addresses dialog box This dialog box opens when
169. barometric pressure register 138 and the setting of meter calculation option Downstream static pressure register 8025 bit 0 results in an effective downstream static pressure of less than vacuum a physical impossibility Upstream pressure is raised by the amount necessary to raise absolute downstream pressure to zero and calculation continues Current archive daily cumulative meter alarm Accumulation overflow An accumulator increment in a single scan that is unreasonable i e less than O or greater than 1 000 000 000 9 zeros is ignored and this alarm is raised Current archive daily cumulative meter alarm Orifice characterization error Orifice meter parameters are such that measurement cannot occur While the original meter alarm is active the specific reason for this alarm is available in the point Orifice characterization error register 9602 Page 250 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Current archive daily cumulative meter alarm Analysis total zero The input molar analysis is zero therefore it cannot be normalized and cannot be input to AGA 8 for calculation of compressibilities and densities Calculation proceeds as if no components were selected The point Analysis characterization error register 9603 contains the value 2 Current archive daily cumulative meter alarm Analysis total not normalized The input molar
170. be configured Parameters Low Limit High Limit Default Water density at 60 F 900 0 1200 0 999 016 Shrinkage Factor 0 total loss 1 no loss 1 These parameters are covered by the standard specification API MPMS ch 20 1 First Edition September 2003 For firmware versions 2 05 and later if you select Special Applications for the product group the following parameter must be configured Thermal expansion coefficient Temperature Correction If this option is selected the module will calculate the temperature correction factor CTL as determined by the API standard If this option is cleared the module will not calculate the temperature correction factor Instead it will use the CTL value configured through the Default CTL parameter meter configuration Default CTL This value is used if the Temperature Correction option is unselected Meter Calculation Options or if the module cannot calculate the CTL factor If the calculation fails the module will set the Temperature Correction Alarm Pressure Correction If this option is selected the module will calculate the pressure correction factor CPL as determined by the API standard If this option is cleared the module will not calculate the pressure correction factor Instead it will use the CPL value configured through the Default CPL parameter meter configuration Default CPL This value is used if the Pressure Correction option is unselected Meter Calc
171. be used for other Modbus operations such as SCADA The Configuration Debug Port is RS232 only while Ports 2 and 3 support RS232 RS422 and RS485 Unless a device can only communicate using an RS232 port use one of the other ports Although you can set a maximum baud rate on the Configuration Debug Port of 19200 this setting is not recommended for general use Performance will be most satisfactory if you set the Configuration Debug Port to 9600 baud or lower Modbus Master Port 3 Only When checked allows Port 3 to act as a Modbus Master device sending Modbus master commands from ladder logic Hide Primary Slave When checked protects the Primary Modbus Slave from any read or write command from a Modbus master device In this case you could also remap the register from the Primary Slave to the Virtual Slave protecting each register from write commands refer to the Primary amp Virtual Modbus Slaves Configuration section Swap Modbus Bytes If checked the bytes transferred by a Modbus master device will be swapped Swap Modbus Words If checked the words transferred by a Modbus master device will be swapped This setting only applies to double register data items floating point and long integer Disable Pass Thru Disables the pass thru feature for this port Port Authorization Parameters Each port can be individually configured to waive the authorization requirement This feature allows each port to have a differen
172. ber 26 2007 AFC Manager Configuration Tool Support Service 8 Warranty Automatic Flow Computer 14 5 7 No Other Warranties Unless modified in writing and signed by both parties this Warranty is understood to be the complete and exclusive agreement between the parties suspending all oral or written prior agreements and all other communications between the parties relating to the subject matter of this Warranty including statements made by salesperson No employee of ProSoft or any other party is authorized to make any warranty in addition to those made in this Warranty The Customer is warned therefore to check this Warranty carefully to see that it correctly reflects those terms that are important to the Customer 14 5 8 Intellectual Property A Any documentation included with Product purchased from ProSoft is protected by copyright and may not be photocopied or reproduced in any form without prior written consent from ProSoft B ProSoft s technical specifications and documentation that are included with the Product are subject to editing and modification without notice C Transfer of title shall not operate to convey to Customer any right to make or have made any Product supplied by ProSoft D Customer is granted no right or license to use any software or other intellectual property in any manner or for any purpose not expressly permitted by any license agreement accompanying such software or other intellectual property E Cus
173. ber and in accordance with ProSoft s shipping instructions ProSoft Technology Inc November 26 2007 Page 271 of 290 AFC Manager Configuration Tool Support Service 8 Warranty Automatic Flow Computer a If no defect is found a credit is issued b If a defect is found and is determined to be customer generated or if the defect is otherwise not covered by ProSoft s Warranty or if the module is not repairable a credit is not issued and payment of the replacement module is due 14 4 Procedures for Return of Units Out of Warranty 1 Customer sends unit in for evaluation 2 If no defect is found Customer will be charged the equivalent of US 100 plus shipping duties and taxes that may apply A new Purchase Order will be required for this evaluation fee If the unit is repaired the charge to the Customer will be 30 of the list price plus any shipping duties and taxes that may apply A new Purchase Order will be required for a product repair 3 Foran immediate exchange a new module may be purchased and sent to Customer while repair work is being performed Credit for purchase of the new module will be issued when the new module is returned in accordance with ProSoft s shipping instructions and subject to ProSoft s policy on non warranty returns This is in addition to charges for repair of the old module and any associated charges to Customer 4 f upon contacting ProSoft Customer Service the Customer is informed that
174. ber of events on file events on fil next event oldest event AND 0x0000FFFF 2 Calculate age of desired event vent ag next event my event AND 0x0000FFFF 3 Determine whether desired event is on file IF event age 0 OR event age events on file THEN event is not on file EXIT this procedure 4 Calculate record position of desired event record position next position event age IF record position 0 THEN record position record position number of records Procedure C Calculate Modbus address of record from record position 1 Calculate number of events on file events on fil next event oldest event AND 0x0000FFFF 2 Determine whether desired record is on file IF my record 0 OR my record 2 events on file THEN record is not on file EXIT this procedure 3 Calculate Modbus address Modbus address my record 8 40008 Procedure D Download all events not yet downloaded The downloading application should download the entire Log starting at the oldest event not yet downloaded and extending through all newer events 1 Fetch event number of oldest event not yet downloaded downloadable event oldest not downloaded 2 Determine whether any more events remain to be downloaded IF downloadable event next event THEN all events have been downloaded EXIT this procedure 3 Download this event a Calculate record number
175. between the current system timer value and the previous value point Previous timer tick count scaled by the timer tick rate For all meter types except traditional linear pulse meters flow accumulation is calculated by integrating the flow rate over time The system timer supplies this time the increment of which is multiplied by the flow rate to yield the accumulation at each calculation scan AGA 3 Pressure extension The square root of the product of differential pressure and static pressure one of the factors in the Bernoulli equation for measurement of gas flow using differential pressure AGA 3 Density extension The square root of the product of differential pressure and flowing density one of the factors in the Bernoulli equation for measurement of liquid flow using differential pressure AGA 3 Differential pressure in static pressure units The differential pressure converted to the units of static pressure ProSoft Technology Inc Page 239 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer AGA 3 Orifice bore diameter at temperature The configured diameter of the orifice or for a V cone or Wedge meter the effective diameter of the flow constriction corrected for the effect of temperature AGA 3 Meter tube inside diameter at temperature The configured inside diameter of the meter tube corrected for the effect of temperature AGA 3 Beta ratio The
176. bic metres 100000000 Copy r Process Input po 0 DP flow threshld kPa Control Opts Calculdtion Opts 0 DP alarm threshlyd kPa VUE D V cone Wedge rchive Config esettable Accum Image in PLC Gas Differential Meter Orifice Stream 1 1 3198 0 010268 Wiscosi r Select Stream D sentrop c Finde Viscosity cp Stream number 1 SS Default relative density 1 Default Fpv 0 Default heating value MJ MS Guess Ons FS Result The meter being edited between l and 16 Site Read Write PES Process Input Scaling Zero scale Full scale Default Raw input Pressure kPag 0 0 o Floating point Floatingpoint Differential pressure kPa D I 0 Floating point Floating point m number between 75 and 500 C E scale lt Default lt Full scale Done Process Input Scaling Enter the value and format for the input variables DP Flow Threshold If at any time the differential pressure input value is less than the DP Flow Threshold parameter the module will treat the differential pressure as zero no flow Page 64 of 290 ProSoft Technology Inc November 26 2007 Meter Configuration AFC Manager Configuration Tool Automatic Flow Computer DP Alarm Threshold If at any time the differential pressure input value is less than the DP Alarm Threshold parameter the module will flag a Differential Pressure Low alarm Note that this alarm is differe
177. bit fields with a resolution of 2 seconds view bit level detail for more information Current archive hourly closing timestamp packed bisecond The archive s closing timestamp second of the minute divided by 2 value O thru 29 Current archive hourly closing timestamp packed minute The archive s closing timestamp minute of the hour value O thru 59 Current archive hourly closing timestamp packed hour The archive s closing timestamp hour of the day using the 24 hour clock value O thru 23 Current archive hourly closing timestamp packed day The archive s closing timestamp day of the month less 1 value 0 thru days in month 1 Current archive hourly closing timestamp packed month The archive s closing timestamp month of the year less 1 value 0 thru 11 Current archive hourly closing timestamp packed year The archive s closing timestamp year less 1996 value O thru 103 through year 2099 Current archive hourly flowing period fraction The fraction of the archive period during which flow occurred This is calculated as number of scans with flow total number of scans and is expressed as an integer scaled to 4 decimal places so that 10000 means 1 0000 i e continuous flow The period covered is the period that contributes to this record i e the period between the opening timestamp and the closing timestamp ProSoft Technology Inc Page 255 of 290 November 26 2007
178. bits are clear Power up Set upon power up and cleared upon setting the wallclock for the first time Cold start Upon power up the AFC s non volatile storage is checked for validity by verifying checksums and confirming that certain known values are present in their expected locations If the storage is invalid then it is initialized with a default configuration and this bit is set The bit remains set even through subsequent power cycles until at least one meter is enabled at which time the bit is cleared A checksum failure does not by itself cause a cold start instead a checksum alarm is raised and the module continues to operate with its existing memory Extended site status View bit level detail for more information Hard passwords A copy of the Hard passwords site option It is made available here to allow an external application such as the AFC Manager to determine whether hard password entry is required even when Modbus reads are password protected as the site status is always readable PLC offline Values PLC is on line PLC is off line ProSoft Technology Inc Page 171 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Zero primary slave Primary slave address virtual slave Allows an external application to determine whether it is interrogating the primary slave or the virtual slave When read from the primary slave this value is zero while when read from
179. ble and does not require an adapter 2 Connect the null modem cable to the DB 9 adapter cable on the module and to an available serial port on your computer Note Some desktop and notebook computers are not equipped with a serial port In this case you may require a USB to Serial adapter cable with drivers Not all USB to Serial adapters will work correctly with this application If you encounter problems please contact ProSoft Technical Support for recommendations ProSoft Technology Inc Page 13 of 290 November 26 2007 AFC Manager Configuration Tool Introduction Automatic Flow Computer Configuration Debug Port Null Modem M Cable to Serial Port f pi JAR j Y RJ45 DB9 Serial Null Modem Cable A Adapter Cable XN FEA LK NN p 2 mmu AA Se AN 4 DNA O HU De Note The illustration above shows an MVI46 AFC The connection process is similar for all MVI AFC and PTQ AFC models The null modem cable that is supplied with the module uses the following cabling scheme RS 232 Config Debug Port Cable DB 9 Male Config Debug Port Ro 2 100 to 3 ro com s com Page 14 of 290 ProSoft Technology Inc November 26 2007 Introduction AFC Manager Configuration Tool Automatic Flow Computer 3 Start AFC Manager and then select the port settings at Communications Local Port Settings The default communication settings are sh
180. ble to the meter type are not enabled and cannot be selected E Meter Calculation Options xi Downstream static pressure Taps comer Taps radius V cone Wedge device ISO 5167 2003 else AGA 3 1992 A B gnu AA lanore default flowing density Eeablet ee Density correction for pressure Calculate net heating value else gross Soo eS neo n3 3 9 1 Downstream Static Pressure The static pressure of the gas stream may be measured either upstream of the meter before the differential pressure drop or downstream of the meter after the pressure drop Both AGA3 and AGA8 require the upstream static pressure for their calculations where upstream pressure downstream pressure differential pressure If the pressure is measured from a downstream tap typical this parameter must be checked 3 9 2 Taps Corner amp Taps Radius These options select the minor adjustments to the AGA3 calculations that depend on the precise geometry of the pressure taps Page 72 of 290 ProSoft Technology Inc November 26 2007 Meter Configuration AFC Manager Configuration Tool Automatic Flow Computer There are 4 different kinds of taps pipe flange corner and radius Pipe taps are obsolete addressed in the 1985 AGA3 but absent in the 1992 version Flange taps are used in the vast majority of orifice meter installations and are used as default for the module calculation When using corner or radius taps it
181. can explicitly revoke your own password obtained authorization before it times out by writing zero to the Password Test register Page 44 of 290 ProSoft Technology Inc November 26 2007 Site Configuration AFC Manager Configuration Tool Automatic Flow Computer Access granted by password whether Soft or Hard is to the module as a whole including the password registers themselves That is in order to change a stored Hard password you must first obtain write access to the module by giving the correct Write Enable password However some registers are exempt from authorization There are a very few registers that are exempt from write authorization and are always writable the Password Test register 18 is one such for the obvious reason Similarly some registers are exempt from read authorization and are always readable they include most of the first 20 holding registers including the Firmware Product and Group codes in registers 0 and 1 so an application like AFC Manager can learn whether it is talking to an AFC without being trapped in a catch 22 the Site Status in register 6 so the application can learn whether the password mode is Soft or Hard and verify the operator s password entry using the proper method and the Accessed Port and Authorization register 18 so the application can learn whether access was granted in Hard password mode even if the wrong read password was entered The Accessed Port and Authorization register is
182. cksum Alarms registers for site and each meter is set clear when all such bits are clear bit 2 reserved bit 3 reserved bit 4 Processor halted offline or missing Set while backplane communication is faulty which typically occurs when the Processor is switched to program mode While set measurement continues using the latest process input values obtained from the processor Upon resumption of backplane communication the AFC compensates for the downtime by computing an accumulator increment in a manner that depends on the meter type For differential orifice meters the first measurement scan acquires a scan period equal to the period of downtime as computed from the system timer hence periods of processor downtime shorter than the rollover period of the system timer cause no loss of product For linear pulse meters the first measurement scan acquires 8 pulse increment equal to the difference between the processor supplied pulse count of the current scan and that of the last scan before communication loss hence periods of processor downtime shorter than the rollover period of the counter module cause no loss of product bit 5 Measurement configuration changed Set when any bit in the Measurement Configuration Changed registers is set clear when all such bits are clear bit 6 Power up Set upon power up and cleared upon setting the wallclock for the first time bit 7 Cold start Upon power up AFC s non volatile
183. comecti n enot pee 1 Vapor prescure ence Glose Brint Log Preituee correction ence The above image shows the Meter Alarms bitmap which gives you a quick overview of active alarms Associated with many of these bits are Alarm Code registers which supply specific reasons for the alarms most of which appear in the lower right corner of the main Meter Monitor window For complete information including which Code registers are associated with which alarm bits use the Modbus Dictionary feature of AFC Manager The possible alarms are listed in the following table Of the Alarm Codes listed the values that can actually appear depend on both the selected Product Group and the firmware version Alarm Message Description Solution Accumulation The module ignores an accumulator Check your meter configuration to Overflow increment of less than zero or greater verify if your project is generating than 1 000 000 000 occurring ina reasonable values single meter scan Analysis Total Not Absolute difference between analysis Make sure that the sum of all molar Normalized v lt total and 1 0000 100 is greater concentrations is within the error 2 04 than the error tolerance tolerance of 1 0000 100 ProSoft Technology Inc Page 105 of 290 November 26 2007 AFC Manager Configuration Tool Automatic Flow Computer Meter Monitor Alarm Message Description Solution Analysis Total Zero The molar concentration sum is zero M
184. communication parameters in the local PC are the same as the current module meter configuration If the read operation has been successfully completed but the output data calculated by the module does not seem to update correctly follow these steps Perform two consecutive Read operations to check if the Wall Clock is currently running If the Wall Clock is not running the module may not correctly perform some time scheduled operations The Wall Clock is set by the ladder logic Wall Clock function It should be set at least at every rack power up Look at the ladder logic if the Wall Clock is not updating Check to see if the meter has an alarm If the Meter Tag background is red it indicates that the meter has at least one alarm The alarm typically indicates that an input is invalid or that there is some configuration error that would potentially affect the flow calculations Refer to the Meter Monitor section in order to find out which alarm is currently set Check to see if the meter is currently enabled If the meter is disabled the module will not perform the flow calculation for that meter If you are currently on line to a disabled meter the meter tag will be black Refer to the Meter Configuration for more information about enabling and disabling a meter Look at the process input variable ex temperature pressure etc Check to see if the variables values displayed on the Overall Monitor dialog box match the actual values transmi
185. configured accumulator units Page 246 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Multiplier energy accumulator The factor that when applied to the energy flow increment scaled to the configured primary input units yields the energy flow increment scaled to the configured accumulator units Multiplier volume accumulator The factor that when applied to the volume flow increment scaled to the configured primary input units yields the volume flow increment scaled to the configured accumulator units Accumulator increment mass The flow increment added to the mass accumulator during this scan Accumulator increment energy The flow increment added to the energy accumulator during this scan Accumulator increment net The flow increment added to the net accumulator during this scan Accumulator increment gross The flow increment added to the gross accumulator during this scan Accumulator increment gross standard The flow increment added to the gross standard accumulator during this scan Accumulator increment gross clean oil The flow increment added to the gross clean oil accumulator during this scan Accumulator increment water The flow increment added to the water accumulator during this scan Flow rate mass The mass flow rate calculated during this scan Flow rate energy The energy flow rate calculated during this
186. ct Group Units and Primary Input All other parameters can be changed at any time 3 2 Reference Conditions Measurements of gas and liquids are calculated based on their characteristics at a specific temperature and atmospheric pressure Specify the reference conditions in this area The default values are 15 C 101 325 kPaa Sl and 60 F 14 696psia US which are the standard API 2540 base conditions If configured reference conditions are different from API base the API 2540 calculations are done twice as necessary to correct from flowing conditions to API base and then de correct from API base to your selected reference E Meter Configuration Mal x Meter Tag M01 r Accumulators and Flow Rates Select Meter p Meter Type Product Group and Units Volumes Meter number MS pream Crude oils JP4 y Flow rate period unit Density units bic meti i Copy Config From C Linear kg m3 z n s Meter number ME r System of units C RelDen Tbse 60 F SECS Cus Es C API Gravity Accumulator rollover p rima Input Primary Input Characteristics C Differential Pres Flow Rate F Measured quantity Enter the Reference p Reference Conditions Flow input unit Temperature to use Reference temperature C Flow rate period Reference pressure kPaa Enter the Reference r Differential Meter Flow Rate Process Input cian bid po FR flow
187. cted from the File menu 2 2 3 Configuration Changed This value is set when any bit in the measurement configuration changed registers is set Measurement Configuration Changed dialog box This dialog box opens when you click the Measurement Configuration Changed field on the Site Configuration dialog box The Measurement Configuration Changed dialog box contains detailed information about changes to the meter configuration These changes are related to the sealable parameters that actually affect the module calculation When a sealable parameter is changed a new event is generated Click here E Site Configuration Indicates that Meter 1 Options changed Sh the d ipti ows the description of each column G gae C Sueam 1 amp Close ProSoft Technology Inc Page 25 of 290 November 26 2007 AFC Manager Configuration Tool Site Configuration Automatic Flow Computer After you have verified the Measurement Configuration Changes click the Ack Chg button on the Site Configuration dialog box to clear the bits in order to keep track of future changes Site Configuration Pile E Serial number Famusre versicevrevision number Click here ation changed Ack Chg 44A PLC status Measurement Configuration Changed site A meter base ES Bt T Motors 2 2 4 PLC Status This section of the Site Configuration dialog box shows the current processor status
188. cu feet C barrels pet second 1000 cu feet C barels 10000 cu feet C 10 barrels C pet minute 10000 cu feet C 10 barrels C 100000 cu feet C 100 barrels per hour 100000 cu feet C 100 barrels 1000000 cu feet C 1000 barrels C per day 1000000 cu feet C 1000 barrels E Meter Configuration of xi Select Meter Ee r Device Meter number ES Differential Copy Config From C Linear Meter number E r System of units Accumulation unit amp us C si 100000000 Accumulator rollover Copy 5 VAI DES m Primary Input Characteristic Enter the C Differential Pres Flow Rate rollover value TEES Es p Reference Conditions Flow input unit accumulator Relsnceenpeatue LF CES Reference pressure psia m Differential Meter Flow Rate 0 FR flow threshold lbh Control Opts Calculation Opts o FR alarm threshold Ib h Archive Config Resettable Accum Image in PLC Gas Stream 1 Select Steam 1 3198 Isentropic exponent seme ERI Default relative density zz Default Fpv 0 Default heating value MBTU b EE EERE Site Read Write ProSoft Technology Inc Page 55 of 290 November 26 2007 AFC Manager Configuration Tool Meter Configuration Automatic Flow Computer 3 3 1 Accumulator Rollovers An accumulator rollov
189. cumulative meter alarm Temperature correction error The temperature correction calculation has reported an error While the original meter alarm is active the specific reason for this alarm is available in the points Temperature correction error and or Water temperature error Current archive daily cumulative meter alarm Vapor pressure error The vapor pressure correlation calculation has reported an error While the original meter alarm is active the specific reason for this alarm is available in the point Vapor pressure error register 9607 ProSoft Technology Inc Page 251 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Current archive daily cumulative meter alarm Pressure correction error The pressure correction calculation has reported an error While the original meter alarm is active the specific reason for this alarm is available in the point Pressure correction error register 9608 Current archive daily meter number 1 based This value is always 1 Current archive daily cumulative meter status Bitmap of selected meter status accumulated during the archive period calculated by OR ing into this point at the end of each calculation scan the contents of Meter status View bit level detail for more information Current archive daily cumulative meter status Meter enabled The state of the meter has been switched from disabled to enabled during the a
190. d Tag rere RN 123 9 4 Event triggered archives and accumulator resets sssssssee eee eee 124 9 5 JPeriod end events eoe odia 124 9 67 Poggable E gm m 125 9 1 Specialieventsz si ost eee tem tere 126 9 8 Site Datum Point events eene arteria 127 9 9 Meter Datum Point events ee eene ec ie 127 9 10 Stream Datum Point events 5 cite idol Doe Lee ddnde pedo ee edes 130 9 11 dris AI P E M 131 9 12 Event numbers and Event Log Download sse enm meme enn 132 10 MODBUS MASTER 137 11 MODBUS DATABASE 000 ie 139 11 1 AFC Modbus Address Space oocoooccconocccccononcnnononcnonnnnncnnno cnn rro cnn nan nn rra rre 139 11 1 1 Modbus Register Addressing seen een eene errem nennen nnne 139 11 1 2 Input Registers 4 1 ec ceto iio tas qo i 11 1 3 Holding Registers 11 2 MODBUS Dictionary Dialog Box MODBUS Map emm emm emere 140 11 2 1 Primary Slave eire adidas 12 CHECKSUM ALARMS 5 creer reete peine ea IEEE i2Uc i jec 13 1 General Specifications 13 1 1 On line Communication amp Configuration esseseeeeeenene emm enne 150 19 1 2 ARE POMS sco cer RE e E e ne ER ER REP REPRE EM ETE e re E 150 131 3 Modbus Interface eerte rr eR resti rs pedet erieds 151 13 1 4 Configurable Options r
191. d and its calculation enabled then the PLC supplies a frequency to the densitometer calculation and this point holds the calculated density For more information refer to the Input scaling density points Process input scaled integer water content This point holds the water content input received from the PLC as a fixed point value after conversion and scaling according to the module id code configured for the input and after its range is checked and the default substituted if necessary scaled to 2 decimal places For more information refer to the Input scaling water content points ProSoft Technology Inc Page 231 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Temperature absolute The process input temperature in units relative to absolute zero required for some calculations Upstream pressure absolute The process input pressure in absolute units upstream of the differential meter flow constriction required for some calculations This value is calculated as gauge pressure barometric pressure differential pressure Pressure absolute The process input pressure in absolute units required for some calculations This value is calculated as gauge pressure barometric pressure Densitometer frequency Holds the process input densitometer frequency when a densitometer is configured and its calculation enabled For more information refer to the In
192. d volume the indicated volume The factor that corrects indicated to gross is called the meter factor and is a number very close to 1 The procedure that is performed periodically to determine a new meter factor is called proving A pulse type meter is proved periodically to ensure that the meter performs as expected over a period of time A prover passes a known volume of product through the meter and compares the volume indicated by the meter against the fixed volume of the prover measured with a high degree of precision If the meter indicates the measured volume to be exactly the same as the known prover volume the Meter Correction Factor is said to be equal to 1 00000 Meter Factor Prover Volume Metered Volume ProSoft Technology Inc Page 69 of 290 November 26 2007 AFC Manager Configuration Tool Meter Configuration Automatic Flow Computer Because meters are mechanical instruments their behavior may differ depending on the rate of flow through the meter That is the meter factor may depend on the flow rate at which the measurement is performed The AFC accommodates this by allowing you to enter up to 5 factor flowrate pairs the Meter Factor Linearization table the AFC determines the meter factor to be used by linear interpolation on this table from flow rate at operating conditions Since flow rate depends on the meter factor according to API but meter factor depends on flow rate according to the lineari
193. distance rating of 2 Operating 0 to 60 C 0 to 60 C 0 to 60 C 0 to 60 C 0 to 60 C Temperature 39 10 140 F 32 to 140 F 32 to 140 F 32 to 140 F 32 to 140 F Storage 40 to 85 C 40 to 85 C 40 to 85 C 40 to 85 C 40 to 85 C Temperature 40 to 185 F 40 to 185 F 40 to 185 F 40 to 185 F 40 to 185 F Relative 5 to 95 non 5 to 95 non 5 to 95 non 5 to 95 non 5 to 95 non Humidity condensing condensing condensing condensing condensing Modbus Port Three RJ45 Three RJ45 Two RJ45 Three RJ45 Three DB 9M Connector connectors RJ45 connectors RJ45 connectors RJ45 connectors RJ45 connectors two of to DB 9 cable to DB 9 cable to DB 9 cable to DB 9 cable which support RS shipped with unit shipped with unit shipped with unit shipped with unit 232 RS 422 and supporting RS 232 supporting RS supporting RS two of which RS 485 interfaces RS 422 RS 485 232 RS 422 RS 232 RS 422 and support RS 232 interfaces 485 interfaces RS 485 interfaces RS 422 and RS RJ45 to DB 9 485 interfaces cables shipped with unit Page 152 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer 13 2 Measurement Standards The module supports the following hydrocarbon gases and liquids measurement standards currently employed in the oil and gas measurement industry Amer
194. e 10 Click Send Cmd to execute the read or write operation 11 If reading the values read from the module are displayed in the data panel of the dialog box ProSoft Technology Inc Page 137 of 290 November 26 2007 AFC Manager Configuration Tool Modbus Master Automatic Flow Computer This example shows Holding Registers O zero and 1 containing the values 17973 and 18228 respectively these values are fixed for the module type and in this case the module has identified itself as a four stream sixteen meter MVI56 AFC Because the 32 bit Display parameter is configured as Floating Point the 32 bit display shows the value in floating point format E Modbus Master Set Port Set Transaction wm com 6 y 9600 Time Out ms Manual Auto Parity Function None C Even C Odd Read C wie Eze ote p Stop Register Result Mode Data RTU C zBis 18k Holding Registers Attempts 3 C ASCI 8Bits C 2Bits Page 138 of 290 ProSoft Technology Inc November 26 2007 Modbus Database AFC Manager Configuration Tool Automatic Flow Computer 11 Modbus Database The module supports two individual Modbus slaves Primary and Virtual to optimize the polling of data from the remote SCADA system or from the processor through the backplane Refer to the Modbus Dictionary dialog box in AFC Manager for information about Modbus addressing 11 1 AFC Modbus Address Space Add
195. e 138 MODBUS Dictionary Dialog Box MODBUS Map 32 136 139 Modbus Dictionary Entries 168 Modbus Interface 150 Modbus Master 35 136 Modbus Master Port 3 Only 42 Modbus pass thru Bit region address 177 Bit region size 177 Maximum PLC window size 176 Word region address 176 Word region size 177 Modbus Pass Thru 35 Modbus Port configuration 261 Modbus Register Addressing 138 Modbus slave address primary 173 Modbus slave address virtual 173 Molar heating value MJ kmol 240 Molar mass of mixture 237 MPMS Ch 20 1 Density of produced water flowing 241 MPMS Ch 20 1 Water salinity percent by mass 241 MPMS Ch 20 1 Water temperature correction to API base 241 MPMS Ch 20 1 Water temperature correction to user base 241 Multiplier energy accumulator 246 Multiplier energy flow rate 245 Multiplier K factor flow rate 245 Multiplier mass accumulator 245 Multiplier mass flow rate 245 Multiplier volume accumulator 246 Multiplier volume flow rate 245 Index N No Other Warranties 274 Non Resettable Accumulator 103 Non resettable accumulator energy residue 225 Non resettable accumulator energy totalizer 225 Non resettable accumulator gross clean oil residue 227 Non resettable accumulator gross clean oil totalizer 227 Non resettable accumulator gross standard residue 226 Non resettable accumulator gross standard
196. e The number of archives depends on the archive size you have configured The default values for a 30 word archive are 48 hourly archives and 35 daily archives Extended Archive feature supports up to 1440 daily archives and 1440 hourly archives stored on Compact Flash Each record consists of nearly 20 process and other variables All archived data is available in the onboard Modbus memory map User may configure when archives are generated User may configure archive content from pre defined list Archives can be exported to an Excel spreadsheet or printed to a local printer Other Features Event Log with 1999 event buffer and timestamp Virtual Slave with 20 000 re mappable Modbus registers for contiguous SCADA polling Password protection 13 1 1 On line Communication amp Configuration The module is designed for online configuration via the configuration port A user friendly Windows 95 98 2000 NT XP based Module Configuration and Reporting Monitoring Manager allows easy access to all configuration data for editing and saving on your computer Project configurations may be uploaded downloaded and saved to disk under user selectable filenames The module takes just minutes to configure using the MS Windows based AFC Manager 13 1 2 Reports Event Log Report All security sensitive configuration data for example orifice diameter is date and time stamped and mapped to the local Modbus memory map This dat
197. e 00s Energy accum residue MBTU jo Energy increment MBTU Energy flow rate MBTU h Mass accum totalizer Ib jo Mass accum residue Ib jo gt Mass increment Ib o 06 Analysis ProSoft Technology Inc November 26 2007 Page 109 of 290 AFC Manager Configuration Tool Automatic Flow Computer g Analysis for audit Molar fraction by component C1 Methane oo iC5 Iso Pentane N2 Nitrogen po nC5 Normal Pentane C02 Carbon Dioxide io CB Hexane C2 Ethane jo C Heptane C3 Propane jo C8 Octane H20 Water jo C3 Nonane H25 Hydrogen Sulphide io C10 Decane H2 Hydrogen oo He Helium CO Carbon Monoxide jo Ar Argon 02 Oxygen jo neoC5 Neo Pentane iC4 Iso Butane ONE Ux Useri nC4 Normal Butane jo Uy User 2 Audit Scan The following shows an example of an audit scan file report generated by the AFC Manager for 2 scans AFC 56 16 Audit D Site Name MVI Flow Station Project AFC ate 16 09 2002 16 18 07 Meter 1 Tag Wallclock Barometric pressurekPaa Viscosity Orifice pipe geometric parameters Orifice plate M01 01 325 010268 CX Pa 000 00 00 00 00 00 eter tube Temperature 68 68 Diameter 1 2 Coefficient 9 25E 06 0 0000062 Scan 1 Temperature Floating point 15 Pressure Floating point 1000 Dif pressure Floating point 22 Temperature F 15 Pressure psig 1000 Dif pressure hw 22 Scan period
198. e 4x register bank of the block For more information refer to the documentation of your platform s backplane PLC address Wallclock get amp put The address in the PLC of the block of 6 registers that transfers the wallclock between the PLC and the AFC If this value is O then the block does not exist and is not accessed Otherwise this value must lie between 400001 and 465531 stored in the module as a value between 1 and 65531 and is the starting address in the 4x register bank of the block For proper operation of the AFC this block is required For more information refer to the documentation of your platform s backplane PLC address Modbus gateway get amp put The address in the PLC of the block of 129 registers that transfers the addressing data and status of Modbus gateway transactions issued by the PLC to the AFC If this value is O then the block does not exist and is not accessed Otherwise this value must lie between 400001 and 465408 stored in the module as a value between 1 and 65408 and is the starting address in the 4x register bank of the block For more information refer to the documentation of your platform s backplane PLC address Modbus pass thru put The address in the PLC of the block of 130 registers through which the AFC transfers to the PLC the status of the Modbus pass thru feature and any pass thru data written by an external host If this value is O then the block does not exist and is not access
199. e Dean mi nene 93 4 1 Configuration Download luciano e eie oo tenui Dn ine eee eee desiit inc 93 Page 4 of 290 ProSoft Technology Inc November 26 2007 Contents AFC Manager Configuration Tool Automatic Flow Computer 4 2 Configuration Upload gena a tion 94 5 OVERALL MONITOR 0000 a 95 5 1 Print the Report 5 2 Create the File Report Log File 2 riore ias 97 6 METER MONITOR ee 99 6 1 Printthe Reporte siu Mien aprisa ita lirica ege Pese eat ap cessas Po dali 101 6 2 Creating a File Report Log File etit ete cene ER di 102 6 3 Accumulator MONITO rte e oe HER OE e PO UE Fr peso op deri haic 102 6 3 1 NS ene enne enne en nennen nennen 103 6 3 2 Resettable Accumulator 1 A epe ieu deo de dt de Rove 103 6 4 Fl w Co 104 6 5 Input D ta MORItOr iot inte er tia ere cient oe oett o ceat gesunde kde des nn dnd decis aclara 104 6 5 1 Calla cT 104 6 0 Alarm Monitor ieri dd ede de dene teed 105 AUDIT SCAN oec Nii 109 ARCHIVE MONITOR e 115 8 1 Meter Archive Data Chart Dialog BOX ooooccinonccnnocociconoccnccononcnn nono ncnnnnnncc nano cnn ron nennen nene enne en nennen nenne 120 9 EVENTS dato 121 9 1 The EventLog eR ias 121 9 2 Event log Structures mininin pe eie er idet ide iet a iba Gen iam a aias 122 9 3 Event I
200. e File menu and choose Save As to save your project Configuration Download A configuration download operation transfers the complete configuration Meters amp Site Configuration from the local PC to the module So instead of writing each meter configuration to the module you can configure all meters at the local PC and then perform a configuration download operation After you click Project Download Project you will be prompted to confirm the action AFC Manager About to download the current project to the module Continue J w After you confirm the download operation the AFC Manager displays a download progress message Download Module Configuration x Downloading meter 4 configuration Note An Illegal Data Value warning indicates that the module has rejected one of the parameters This error typically occurs when you try to download a meter configuration that has a different meter type product group units density unit or primary input type than the configuration currently stored on the module You cannot change a meter type when the meter is currently enabled Disable the meter perform the change and then proceed with the download operation ProSoft Technology Inc Page 93 of 290 November 26 2007 AFC Manager Configuration Tool Saving the project Automatic Flow Computer Another possible cause is that the event buffer is full and the module could be configured to lock any fur
201. e calculations to ensure that all are reasonable Pressure correction error The pressure correction calculation resulted in an error according to the standard Alarm Code values 0 No alarm 1 Density outside range of API Chapter 11 2 2 Temperature above near critical limit 3 Temperature outside range of API Chapter 11 2 1 4 Temperature outside range of API Chapter 11 2 2 5 Non convergence of Cpl density iteration ProSoft Technology Inc November 26 2007 Page 107 of 290 AFC Manager Configuration Tool Automatic Flow Computer Meter Monitor Alarm Message Description Solution Reference density The density correction calculation Alarm Code values error resulted in an error according to the 5 No alarm standard 1 Low density NGLs input outside API range 2 High density crudes amp refined input outside API range 3 Non convergence 4 Zero VCF 5 Temperature above critical point 6 Input density outside reference fluid adjusted range 7 Corrected density out of range 8 Standard density input outside API range 9 Alpha input outside API range Also check the input values and calculation parameters for your project Temperature The temperature correction Alarm Code values Correction error calculation OR the water temperature correction calculation resulted in an error according to the standard 0 No alarm 1 Low density
202. e described in this chapter is of the default archive configuration as is present for a newly allocated meter Version 2 01 of the firmware and AFC Manager allows the default configuration to be changed Refer to Editing the Archive Structure Page 58 of 290 ProSoft Technology Inc November 26 2007 Meter Configuration AFC Manager Configuration Tool Automatic Flow Computer 3 5 2 Archive Configuration Dialog Box This dialog box opens when you click the Archive Config button on the Meter Configuration dialog box Each meter has its own archive which you can configure E Archive Configuration x r Configuration Meter 1 r Dictionary E Select Dictionary Section a bd Record Size 30 y Dptions Extended File Size q Accumulator Select Addresses losing timestamp lowing period fraction e 4 umulative meter alarms umulative meter status vent Number of last written event lowing period seconds pening timestamp ccumulator archive period daily totalizer net MCF ccumulator archive period daily residue net MCF low rate net MCF h Reg Description a Stream 1 Analysis molar fraction component 1 Stream 1 Analysis molar fraction component 2 Stream 1 Analysis molar fraction component 3 Stream 1 Analysis molar fraction component 4 Stream 1 Analysis molar fraction component 5 Stream 1 Analysis molar fraction component 6 Stream 1 Analysis molar fraction component 7
203. e equivalent to 200 Hz Density kg m3 One implied decimal place A value of 5137 would be equivalent to 513 7 kg m3 Density Relative Density Four implied decimal places A value of 10023 would be equivalent to 1 0023 60 F 60 F Density API Two implied decimal places A value of 8045 would be equivalent to 80 45 API Flow rate No decimal places implied for the SI units or US units To obtain desired precision choose appropriate Primary Input Characteristics A value of 102 would be equivalent to 102 Ib hr Water Content Two implied decimal places A value of 105 is interpreted as 1 0596 Page 90 of 290 ProSoft Technology Inc November 26 2007 Meter Configuration AFC Manager Configuration Tool Automatic Flow Computer 3 13 Densitometer Configuration When measuring liquids with density correction density at flowing conditions is required This value may be either provided directly as a process input or the AFC may calculate it from the frequency output of a densitometer gt To use a densitometer The module can calculate a density from the frequency provided by a densitometer device Follow the steps below to use a densitometer 1 Click the Densitometer button to select the densitometer type 2 Configure it entering all configuration parameters directly from the calibration data sheet supplied by the densitometer manufacturer 3 Inthe Density entry of Process
204. e events such as power up are not recorded The log must be downloaded in order to unlock it for further events Page 38 of 290 ProSoft Technology Inc November 26 2007 Site Configuration AFC Manager Configuration Tool Automatic Flow Computer Barometric Pressure in psia else in kPaa If set the barometric pressure will be expressed in psia units otherwise it will use kPaa Event Log Process Input Range Alarms This option determines how the event log should process input range alarms If set the process input out of range alarms are logged as events Depending on the configuration and the stability of the site meter transmitters enabling this option may cause rapid fill up of event log and meter archives If cleared process input out of range alarms are not event logged However archives still record all alarms that occur during the archive period Hard Password Enables secure password controlled access to the AFC Passwords are stored in the AFC by writing them to the password registers 9 and 19 but in hard password mode reading those registers always returns zero Read and or write access to the AFC is granted by writing a candidate password to the password test register register 18 and the access granted is determined by reading back that register and examining its contents The access is granted to the port over which the request was made other ports remain unaffected If the port remains idle with no Modbus
205. e molar analysis buttons should be enabled Page 82 of 290 ProSoft Technology Inc November 26 2007 Meter Configuration AFC Manager Configuration Tool Automatic Flow Computer Reads the component E Writes the component A T Bead Write E A analysis configuration L analysis configuration from the AFC module to from the PC to the AFC the PC module After the molar analysis buttons are enabled you can transfer the analysis between the module and the local PC The Result area contains the transfer process result Message Description Success Transfer was successfully completed Time out Transfer was not completed Verify the cables and the port communication parameters Illegal Data Value The values entered are not acceptable Make sure the values have a valid format For applications involving chromatograph devices the ladder logic can dynamically update the molar analysis data to the module Refer to the Ladder Logic section of the user manual for your platform for more information about this subject Important If the molar concentration values for your project are available from a gas chromatograph it is possible to update these values dynamically from the programmable logic controller to the module using the Molar Analysis function block requires ladder logic In this case the values entered in the AFC Manager Software will be overwritten by the function block values but you sti
206. e period to which calculated volume flow rates are referenced Values are Second Minute Hour Day Units Volume flow rate units This value specifies the engineering units and scaling of calculated volume flow rates See accompanying documentation for a complete list of values Units Volume accumulator units This value specifies the engineering units and scaling of calculated volume accumulations See accompanying documentation for a complete list of values ProSoft Technology Inc Page 205 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Accumulator rollover mass This is the value at which mass accumulators are reset to zero and is 1 greater than the highest value that the accumulator may hold For example a value of 1000000 6 zeros specifies a 6 digit accumulator which rolls over to 0 from 999999 Any unsigned 32 bit value may be given A value of zero indicates a free running accumulator which rolls over to O from 655359999 split double or 4294967295 32 bit For a split double accumulator a value greater than 655360000 is deemed to be 655360000 i e free running Default value is 100000000 8 zeros Accumulator rollover energy This is the value at which energy accumulators are reset to zero and is 1 greater than the highest value that the accumulator may hold For example a value of 1000000 6 zeros specifies a 6 digit accumulator which rolls over to 0 f
207. e record has been stored Outside the AFC it provides no useful information Archive file header daily Modbus holding register address header This is the address in the Modbus Holding Register bank of the file header of the daily archive file For this archive file it is always 13940 Archive file header daily Modbus input register address detail This is the address in the Modbus Input Register bank of the local daily archive file For this archive file it is always 5000 Click the Addresses button in the Archive Configuration window for more information Archive file header daily Modbus holding register address summary This is the address in the Modbus Holding Register bank of the current period ongoing daily archive record For this archive file it is always 13900 Click the Addresses button in the Archive Configuration window for more information Page 254 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Current archive hourly closing timestamp packed The closing timestamp of the archive which for the current on going archive is the timestamp of its latest update If the site option Return Unix style timestamps via virtual slave register 119 bit 0 is set and this value is read from the virtual slave then it appears as seconds since 1970 Unix style and its bit field encoding is not relevant Otherwise the timestamp is packed into
208. e the Meter Click the Control Opts button and clear the Meter Enable checkbox 3 Write the Configuration to the Module Click the Write button at the Meter Configuration dialog box When the result area shows that the operation has completed successfully it means that the meter should be now disabled At this time the Meter Type and Product Group Selection parameters should be enabled Meter Type Product Group and Units ier Linear r System of units C us sl r Primary Input Pulse Count Pulse Frequency 4 Enter the New Configuration Select the meter type product group and units 5 Write the Configuration to the Module Click the Write button on the Meter Configuration dialog box ProSoft Technology Inc Page 53 of 290 November 26 2007 AFC Manager Configuration Tool Automatic Flow Computer Meter Configuration 6 Enable the Meter Click the Control Opts button and select the Meter Enable checkbox Click the Write button on the Meter Configuration dialog box to write the configuration to the module Important If the meter is enabled it is not allowed to download a configuration from the local computer to the module when the meter type or product group does not match the current meter configuration at the module An Illegal Data Value warning will be generated at every configuration download attempt The only parameters that require the meter to be disabled for changing are Meter Type Produ
209. eason for this alarm is available in the point Compressibility calculation error register 9604 Meter alarm High water error The water content of the emulsion is too large The specific reason for this alarm is available in the point High water error register 9604 Page 234 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Meter alarm Reference density error The density correction calculation has reported an error The specific reason for this alarm is available in the point Reference density error register 9605 Meter alarm Temperature correction error The temperature correction calculation has reported an error The specific reason for this alarm is available in the point Temperature correction error register 9606 Meter alarm Vapor pressure error The vapor pressure correlation calculation has reported an error The specific reason for this alarm is available in the point Vapor pressure error register 9607 Meter alarm Pressure correction error The pressure correction calculation has reported an error The specific reason for this alarm is available in the point Pressure correction error register 9608 Orifice characterization error The error code reported by the orifice characterization procedure which is run whenever orifice parameters are changed A non zero value sets the alarm Meter alarm Orifice characterization error
210. ectly as a fixed point value scaled to 2 decimal places gt 0 The PLC supplies the raw D A value from an analog input module this code selects from a predefined list of modules whose pertinent characteristics are its D A zero scale and full scale values the AFC scales the raw input so that the valid D A range scales to the configured temperature range Page 194 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Input scaling temperature input frozen during calibration This point holds the scaled temperature input present at the time that the input was switched to calibration mode This value is used for all calculations while in calibration until the input is switched out of calibration mode at which time normal operation is resumed Input scaling pressure range low end This is the lowest value allowed for pressure input and for raw input corresponds to the D A zero scale value An input less than this causes an out of range alarm This and the two following points must satisfy the relationship low range lt default lt high range Input scaling pressure range high end This is the highest value allowed for pressure input and for raw input corresponds to the D A full scale value An input greater than this causes an out of range alarm This and the two surrounding points must satisfy the relationship low range lt default lt
211. ed Otherwise this value must lie between 400001 and 465407 stored in the module as a value between 1 and 65407 and is the starting address in the 4x register bank of the block For more information refer to the documentation of your platform s backplane PLC address Modbus master get amp put The address in the PLC of the block of 130 registers that transfers the addressing data and status of Modbus master transactions issued by the PLC through the AFC to an external slave If this value is O then the block does not exist and is not accessed Otherwise this value must lie between 400001 and 465407 stored in the module as a value between 1 and 65407 and is the starting address in the 4x register bank of the block For more information refer to the documentation of your platform s backplane ProSoft Technology Inc Page 179 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Site signals A signal instructs the AFC to immediately perform a particular function once A signal bit is latched by the process issuing the signal e g the PLC and is unlatched by the AFC when the function has been performed As site signals are discharged immediately upon receipt a read of this word always returns zero View bit level detail for more information Event log download complete Issued by an application e g AFC Manager after downloading all events this signal causes the AFC to mark all eve
212. ed average Pressure 20 21 Floating point Flow weighted average K Factor 22 23 Floating point Flow weighted average Meter Factor 24 25 Floating point Flow weighted average Density Input 26 Word Flow weighted average Water content e 2 27 Word Flow weighted average Corrected density scaled integer 28 Word Flow weighted average CTLe 4 29 Word Flow weighted average CPL e 4 13 5 6 Flow Rate Integration with Gas Product Start Offset End Offset Data Format Type Description 10 11 Accumulator Snapshot Accumulator totalizer net 12 13 Floating point Snapshot Accumulator residue net 14 15 Floating point Flow weighted average Flow rate net 16 17 Floating point Flow weighted average Temperature 18 19 Floating point Flow weighted average Pressure 20 21 Floating point Flow weighted average Flow Rate Input 22 Word Flow weighted average Relative density e 4 ProSoft Technology Inc November 26 2007 Page 165 of 290 AFC Manager Configuration Tool Automatic Flow Computer Reference Start Offset End Offset Data Format Type Description 23 Word Flow weighted average Compressibility reference e 4 24 Word Flow weighted average Compressibility flowing e 4 25 Word Flow weighted average Supercompressibility e 4 26 Word available 27 Word available 28 Word available 29 Word available 13 5 7 Pulse Frequency Integration with Gas Product
213. ed into the meter factor linearization table beginning at register 8530 Setting this option enables the less common practice of combining a static meter factor usually always 1 0000 with a K factor determined from proves and interpolation the roles of K factor and meter factor are swapped with the meter factor entered into the single stream parameter Meter factor register 8512 and the one or more proven K factors and their associated flow rates entered into the K factor linearization table beginning at register 8530 Stream enable If set stream 1 is enabled and may be made active by issuing the corresponding meter signal The meter must always have an active stream hence the currently active stream may not be disabled and there is always at least one enabled stream Page 216 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Stream component accumulator select The measured quantity to be accumulated in the per component accumulators for stream Values None no accumulation Mass Energy heating value Net corrected volume Net absolute volume Default relative density at reference Normally the AFC uses the Detail Characterization Method of the AGA 8 Standard to calculate the density of the gas from its composition as given by the molar analysis which density is used in all subsequent calculations When AGA 8 cannot be applied because no anal
214. egister 23601 is set Meter 9 in alarm Set whenever any bit in meter 9 s Meter alarms register register 25601 is set Meter 10 in alarm Set whenever any bit in meter 10 s Meter alarms register register 27601 is set Meter 11 in alarm Set whenever any bit in meter 11 s Meter alarms register register 29601 is set Meter 12 in alarm Set whenever any bit in meter 12 s Meter alarms register register 31601 is set Meter 13 in alarm Set whenever any bit in meter 13 s Meter alarms register register 33601 is set Meter 14 in alarm Set whenever any bit in meter 14 s Meter alarms register register 35601 is set Meter 15 in alarm Set whenever any bit in meter 15 s Meter alarms register register 37601 is set Meter 16 in alarm Set whenever any bit in meter 16 s Meter alarms register register 39601 is set Number of backplane transfers received by module Free running 16 bit counter For diagnostic purposes only Number of backplane transfers sent by module Free running 16 bit counter For diagnostic purposes only Backplane transfer state State of the backplane transfer process For diagnostic purposes only Page 184 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Number of backplane queue entries allocated A number that varies but that should not exceed a few dozen For diagnostic purposes only Number of backplane qu
215. else gross saling value MJ kg EE ER depending on the flow rate E Bir wedge mete No Meter fector Fipwrae Rates as m3 h a ulse count or pu 1 I 3r fr 2 I 0 Read Write amd 3 0 I 0 Result sr 4 0 0 a fed 5 0 0 8 Use meter factor to full precision non Standerd 0 or a number between 0 1 and 1 0e8 D Up to 5 pairs of meter factor lume flow rate 8 Interpolate K factor else meter factor ns pes ol mel der ET horas rae Sue If the meter factor is zero the flow rate must also be zero AB Flow rates for non zero meter factors must be all different i Interpolation of this table over gross volume flow rate yields the actual abi meter factor d2 al i4 yl 15 v Stream enable 3 7 1 Linear Meter Pulse Count This area is visible when the meter type is set to Linear and the Primary Input is set to Pulse Count Enter the K factor and pulse input rollover values for this meter Click the Meter Factors button to enter values for Meter Factor at up to five different Flow Rates for this meter ProSoft Technology Inc Page 67 of 290 November 26 2007 AFC Manager Configuration Tool Meter Configuration Automatic Flow Computer 3 7 2 Linear Meter Pulse Frequency This area is visible when the meter type is set to Linear and the Primary Input is set to Pulse Frequency Enter the K factor Frequency flow threshold and Frequency alarm threshold values Click the Meter Factors button to enter values
216. en parity 11 no parity should not be used bit 5 Data bits 0 8 data bits 1 7 data bits bit 6 Stop bits 0 1 stop bit 1 2 stop bits bit 7 Modbus mode 0 RTU mode 1 ASCII mode bit 8 Modbus orientation 0 slave 1 master permitted only for last port Page 262 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool 13 8 Automatic Flow Computer Bit Parameter Value bit 9 Primary slave 0 primary slave accessible through this port accessibility not 1 primary slave not accessible not permitted for Port 1 meaningful for Ed nd perni master port bit 10 Swap Modbus bytes bit 11 Swap Modbus words bit 12 Disable pass thru not meaningful for master port bits 13 to 15 reserved A change in configuration takes effect after transmission of the response to the Modbus command that causes the change the response is sent using the old configuration but subsequent Modbus commands to the reconfigured port must use the new one Writing a baud code of 0 means that the current configuration is not to be changed and all other items are ignored Default values are 6 for the bitmap 9600 N 8 1 RTU slave primary noswap passthru and O for the timeout and both delays The message transmission procedure is Raise RTS If TmoC is zero ignore CTS else wait up to TmoC clock ticks for CTS Delay for Dly1 clock ticks Transmit message Delay for
217. en the PLC supplies a frequency to the densitometer calculation and this point applies to the calculated density ProSoft Technology Inc Page 197 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Input scaling density range high end This is the highest value allowed for density input and for raw input corresponds to the D A full scale value An input greater than this causes an out of range alarm This and the two surrounding points must satisfy the relationship low range lt default lt high range If a densitometer is configured and its calculation enabled see module id code then the PLC supplies a frequency to the densitometer calculation and this point applies to the calculated density Input scaling density default This is the default value for density input assumed when the actual input is out of range This and the two preceding points must satisfy the relationship low range lt default lt high range If a densitometer is configured and its calculation enabled see module id code then the PLC supplies a frequency to the densitometer calculation and this point applies to the calculated density Input scaling density module id code The module id code specifies the processing of the PLC supplied value that is required in order to obtain the process input value in engineering units Permitted values are 1 The PLC supplies density direct
218. ene nere tere etie e dte eene ie rot da deed ice 151 13 115 Supported Meters scene teen Bera E e aE eroe tato 151 13 1 6 Hardware Specifications iret eco litte alentado 152 13 2 Measurement AN 153 19 2 1 Basic Metering According to Meter type ssssssseee eene ene nennen nns 154 13 2 2 Liquid Correction Factor Details ssssseeeeneenm nenne eene nnne 156 13 3 Wedge Meter Applications eicere edant eta 158 13 4 Configurable Archive Registers icit tein edente dl eio Pn de E needed neresucreentes 158 13 5 Archive Data Forrmiat herren er Aa aa a aE eire rn er meer dre 162 13 5 1 Pre defined Header eicere Eee dee cei te Pe rere ede ee Redde xe Fe e 162 13 5 2 Orifice Differential Meter with Gas Product emen mene 164 ProSoft Technology Inc Page 5 of 290 November 26 2007 AFC Manager Configuration Tool Contents Automatic Flow Computer 13 5 3 Pulse Linear Meter with Gas Product ococcononccnnncocinononcncnonencnnnononcnnnnnnnnnnn nn nr non een nemen nns 164 13 5 4 Orifice Differential Meter with Liquid Product ee mmn 165 13 5 5 Pulse Linear Meter with Liquid Product ssssseeeeen emm emm emere 165 13 5 6 Flow Rate Integration with Gas Product eene mnes 165 13 5 7 Pulse Frequency Integration with Gas Product emm eene 166 13 5 8 Flow Rate Integration with Liquid Product sse em emere 166 13 5 9 Pu
219. ensity Relativa density a relevance Relecerca density Ib cf Rielecenice comprescibliey Florring compreccib ity 1 Net IMMCF Accumulator dialog box 2 Gross MMOP 14 Mass b ProSoft Technology Inc Page 103 of 290 November 26 2007 AFC Manager Configuration Tool Meter Monitor Automatic Flow Computer 6 4 Flow Rate Monitor You can monitor the flow rate values at any time The flow rate units will be the ones you selected in the Meter Configuration dialog box 6 5 Input Data Monitor The processor constantly updates the input data values You can verify these values as shown below CLICK HERE to open the Input Data dialog box Site Name DUIMEX Project AFC_DUIMEX Meter Tag III Active Stream KS E v2tcoc Select Meter Scan counts neut calc Mobs macs of mature Meter number 1 S Ideal gue relative density Polling 3 Read dem Update tine sec pa Input Data dialog box Using these data is particularly important when troubleshooting the meter run since you can verify if the values transferred from the processor are correctly being received at the module 6 5 1 Calibration The Calibration checkboxes force the AFC to freeze the input value for further calculations until Calibration Mode is removed at which time the AFC resumes taking the live value as the value of the input Its purpose is to allow calibration of transmitters without shutting down
220. ensity correction need be performed Input density is net oil at reference States whether the density supplied by the PLC or assumed from a default value according to the settings of meter calculation options Density correction bit 8 and Ignore default flowing density bit 7 is that of the emulsion at operating conditions or is that of the clean oil already corrected to the reference conditions configured by the user Values are Input density is at operating conditions Input density is already corrected to reference conditions no density correction need be performed and water content has been removed AGA 3 Beta ratio The ratio at operating temperature of the orifice bore diameter to the diameter of the meter tube or for a V cone or Wedge meter the square root of the ratio of the apertures represented as an integer scaled to 4 decimal places AGA 3 Velocity of approach factor The square root of 1 minus the reciprocal of Beta to the 4th power one of the factors in the Bernoulli equation for measurement of fluid flow using differential pressure represented as an integer scaled to 4 decimal places Page 244 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer AGA 3 Expansion factor One of the factors in the Bernoulli equation for measurement of fluid flow using differential pressure represented as an integer scaled to 4 decimal places This
221. ent map at register 8130 represented as an integer scaled by 10000 The value is as input via configuration or over the backplane from the PLC before normalization Concentrations are packed towards the beginning of this table if the number of components in register 8130 bits 8 thru 15 is not less than 1 then this table entry 1 contains the concentration of the component identified by the 1st 1 bit in the component map and if the number of components is less than 1 then this table entry 1 is zero ProSoft Technology Inc Page 219 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Analysis molar fraction component 2 The concentration of the 2nd component selected in the Analysis component map at register 8130 represented as an integer scaled by 10000 The value is as input via configuration or over the backplane from the PLC before normalization Concentrations are packed towards the beginning of this table if the number of components in register 8130 bits 8 thru 15 is not less than 2 then this table entry 2 contains the concentration of the component identified by the 2nd 1 bit in the component map and if the number of components is less than 2 then this table entry 22 is zero Analysis molar fraction component 3 The concentration of the 3rd component selected in the Analysis component map at register 8130 represented as an integer scaled by 10000 The value is as input
222. ent Standards Values SI metric units temperature in C pressure in kPa differential pressure in kPa US English units temperature in F pressure in psi differential pressure in hW 60 Density units Engineering units for the input and expression of density values Values Density as kilograms per cubic meter kg m3 Density as density relative to water at 60 F Rd60 Density as API gravity API Primary input Specifies the input that directly represents the measured quantity also may select applicable measurement Standards Values Standard differential pressure pulse count Rate integration quantity flow rate frequency Product group Specifies the overall class of substance measured by this meter and selects applicable measurement Standards Values are Gas Densities and compressibilities required for volume correction are calculated from the gas molar analysis by the Detail Characterization Method of the AGA 8 1992 Standard Liquid crudes NGLs LPGs Standards are API MPMS Chapters 11 1 and 11 2 API 2540 Tables A and E Liquid refined products gasolines jet fuels etc Standards are API MPMS Chapters 11 1 and 11 2 API 2540 Tables B Liquid oil water emulsion Standards are API MPMS Chapters 11 1 and 11 2 API 2540 Tables A together with the high water content algorithms of API MPMS Chapter 20 1 Changes to this point are permitted only while the meter is disabled and cause
223. ent temperature 8162 8163 Float Parameter orifice plate measured diameter 8164 8165 Float Parameter orifice plate coef of thermal expansion 8166 8167 Float Parameter meter tube measurement temperature 8168 8169 Float Parameter meter tube measured diameter 8170 8171 Float Parameter meter tube coef of thermal expansion 8172 8173 Float Parameter differential pressure flow threshold The meter relative addresses are Mh00162 and Mh00163 ProSoft Technology Inc November 26 2007 Page 143 of 290 AFC Manager Configuration Tool Modbus Database Automatic Flow Computer The addresses for meters 1 to 5 are listed on the following table Meter Registers 1 8162 and 8163 2 10162 and 10163 3 12162 and 12163 4 14162 and 14163 5 16162 and 16163 Scratchpad The Primary Modbus Slave contains a scratchpad area that can be used to store any data required by each application This area is empty by default and contains 6000 words of data starting at holding register 2000 in the Primary Modbus Slave Virtual Slave The module also provides a Virtual Address Space of 20 000 Modbus registers This address space is divided equally between the Input Register Bank 10 000 registers and the Holding Register Bank Holding Register Bank 10 000 This is where you can create a virtual re map by cross referencing any of the 130 072 Primary Slave Modbus registers to the 20 000 Modbus registers in the Virtual Slave Ban
224. er Process input scaled float temperature This point holds the temperature input received from the PLC as a floating point value after conversion and scaling according to the module id code configured for the input and after its range is checked and the default substituted if necessary For more information refer to the Input scaling temperature points Process input scaled float pressure This point holds the pressure input received from the PLC as a floating point value after conversion and scaling according to the module id code configured for the input and after its range is checked and the default substituted if necessary For more information refer to the Input scaling pressure points Process input scaled float differential pressure This point holds the differential pressure input received from the PLC as a floating point value after conversion and scaling according to the module id code configured for the input and after its range is checked and the default substituted if necessary For more information refer to the Input scaling differential pressure points Process input scaled float flow rate This point holds the flow rate input received from the PLC as a floating point value after conversion and scaling according to the module id code configured for the input and after its range is checked and the default substituted if necessary For more information refer to the Input scaling flow rate points
225. er request 184 Audit Scan 109 Audit scan down counter 184 Audit scan up counter 185 B Backplane return select analysis offset 210 Address 210 Defined 211 Invert bit O 210 Swap words 211 Backplane return select process input offset 211 Address 211 Defined 211 Invert bit O 211 Swap words 211 Backplane transfer state 183 Barometric pressure 176 Barometric Pressure 37 Barometric Pressure in psia else in kPaa 39 Barometric pressure in US units 175 Basic Metering According to Meter type 153 Page 280 of 290 ProSoft Technology Inc November 26 2007 Index C Calculate net energy 192 Calculate Net Heating Value else gross 74 Calculations 88 Calibration 104 Can read the Primary or Virtual Slave values using the AFC Manager 266 Can update the molar concentration values dynamically 266 Changing the Meter Type Product Group or Unit 53 Checksum alarm 169 Event log 179 Meter accumulators 210 Meter archive detail daily 210 Meter archive detail hourly 210 Meter archive status 210 Meter component analysis 210 Meter configuration 209 Site identification and configuration 179 Virtual slave indirect address table 179 Checksum Alarm 27 Checksum alarms 209 Checksum Alarms 27 146 Checksum alarms site 179 Clean oil mass fraction 241 Clear all checksum alarms 179 Cold start 28 170 Commu
226. er 26 2007 Site Configuration AFC Manager Configuration Tool Automatic Flow Computer Modbus Communication A remote Modbus master device can be connected to any one of the communication ports for data polling The module accepts the following Modbus command functions according to the Modbus protocol specification Modbus Function Code Description 3 Read Holding Registers 4 Read Input Registers 6 Preset Single Register 16 Preset Multiple Registers Ports 2 and 3 support RS 232 RS 422 or RS 485 communications The Configuration Debug port Port 1 supports RS 232 only Refer to Cable Connections for wiring instructions The Modbus master command can be sent to either the Primary or Virtual Modbus Slaves in the module Each slave has individual Modbus addresses that you can configure Project Site Configuration The Primary Slave address is configured as 244 by default Modbus Master Communication Parameters The module supports the following communication parameters for each communication port Parameter Values Baud Rate 300 600 1200 2400 4800 9600 or 19200 Data Bits 7or8 Stop Bits 1 or 2 Bits Mode RTU or ASCII Parity None Even or Odd Note Do not configure a port for both RTU mode and 7 data bits as this combination is not supported by the Modbus protocol ProSoft Technology Inc Page 33 of 290 November 26 2007 AFC Manager Configuration Tool A
227. er Configuration AFC Manager Configuration Tool Automatic Flow Computer If this option is set then the totalizers are split with the low order half rolling over from 9999 to 0000 at which time the high order half is incremented A 32 bit value is more suited to computation and has a greater range than a split value whereas a split value is easier to read when it is represented as a pair of 16 bit numbers as in a PLC data file 3 4 3 Treat analysis as process input When this option is selected the module will treat the analysis as a process input which means that the module will not generate events when the molar concentrations change If an analysis is manually entered for example once per month after receiving the results from a sample sent to a lab then it makes sense to treat it as a sealable parameter logging the change to the event log This arrangement would be appropriate for metering gas flowing from a well whose composition would be expected to change only very slowly over time if at all In this case you would keep this option cleared On the other hand an intermediate gas stream in an industrial process may undergo dramatic changes in composition over a short time The analysis of such streams may be kept up to date by repeatedly sampling it with a Gas Chromatograph and sending the results to the AFC as they arrive possibly as often as every 15 seconds Logging analysis changes to the event log would drown out oth
228. er events It is appropriate in such cases to treat the analysis as process input like temperature or pressure as that is indeed what it is In this case you would keep this option checked 3 4 4 Meter Enabled When this option is selected the meter will begin processing calculations You must disable the meter by unchecking this box before you can change the meter type or product group You should also disable any meter that is not being used to allow for best possible module performance After enabling or disabling the meter click Done and then click the Write button in the Meter Configuration area To retrieve the status of a meter click the Read button in the Meter Configuration area Note The meter can also be enabled or disabled from ladder logic refer to the module s User Manual Enable a Meter 1 Select check the Meter enable check box 2 Click the Meter Options Done button 3 Click on Meter Configuration Write button ProSoft Technology Inc Page 57 of 290 November 26 2007 AFC Manager Configuration Tool Meter Configuration Automatic Flow Computer 3 5 Disable a Meter 1 Clear the Meter enable check box 2 Click the Meter Options Done button 3 Click on Meter Configuration Write button Read the Current Status 1 Click on Meter Configuration Read button 2 Click on Meter Configuration Control Opts button 3 Ifthe check box is cleared the meter is disabled otherwise the meter is enabled Note
229. er value is the value at which the accumulator is reset to zero and is 1 greater than the highest value that the accumulator may hold For example a value of 1000000 6 zeros specifies a 6 digit accumulator which rolls over to 0 from 999999 Any unsigned 32 bit value may be given A value of zero indicates a free running accumulator which rolls over to O from 655359999 split refer to ctrl options button or 4294967295 32 bit For a split accumulator a value greater than 655360000 is deemed to be 655360000 that is free running The rollover value for a free running 24 bit accumulator is 16777216 3 4 Meter Control Options Dialog Box Click the Control Opts button to configure certain meter specific parameters Meter Control Options LX oy al NE Jl 4r sr 5 PR J Split double pulse input 8 Split double accumulators a 10 Treat analysis as process input fl E jum zi rs 14 pr 15 Meter enable 3 4 1 Split double pulse input If set the input from the pulse counter module is deemed to arrive as a split double value in which the actual value is MSW 10 000 LSW If clear the pulse input is interpreted as a full 32 bit integer 3 4 2 Split double Accumulator If this option is clear the accumulator totalizers are treated as unsigned 32 bit binary numbers with any carry out of the low order 16 bits being added into the high order 16 bits Page 56 of 290 ProSoft Technology Inc November 26 2007 Met
230. erence 237 AGA 8 Supercompressibility Fpv 238 Alarm Monitor 100 105 All Product Returns 269 Allocation of risks 275 Analyses are packed in the module 39 Analyses are packed over the backplane 39 Analysis characterization error 234 Analysis component map 198 Analysis molar fraction component 1 218 Analysis molar fraction component 2 219 Analysis molar fraction component 3 219 Analysis molar fraction component 4 219 Analysis molar fraction component 5 219 Analysis molar fraction component 6 220 Analysis molar fraction component 7 220 Analysis molar fraction component 8 220 Analysis molar fraction component 9 220 Analysis molar fraction component 10 221 Analysis molar fraction component 11 221 Analysis molar fraction component 12 221 Analysis molar fraction component 13 221 Analysis molar fraction component 14 222 Analysis molar fraction component 15 222 Analysis molar fraction component 16 222 Analysis molar fraction component 17 222 Analysis molar fraction component 18 223 Analysis molar fraction component 19 223 Analysis molar fraction component 20 223 Analysis molar fraction component 21 223 Analysis molar fraction component 22 224 Analysis molar fraction component 23 224 Analysis molar fraction component 24 224 Analysis normalization total error tolerance 202 API 2540 CPL factor F 242 API 2540 CPL
231. erential pressure 230 Process input scaled integer flow rate 230 Process input scaled integer pressure 230 Process input scaled integer temperature 230 ProSoft Technology Inc November 26 2007 Page 287 of 290 AFC Manager Configuration Tool Automatic Flow Computer Process input scaled integer water content 230 Product group 189 Product Group Gas Refined Product Crude NGL LPG or Oil Water Emulsion 52 Product Group Specific Parameters 52 78 Project name 177 Project Name 29 Pulse Both Gas and Liquid 153 154 Pulse Linear Meter with Gas Product 163 Pulse Linear Meter with Liquid Product 164 Pulse frequency 245 Pulse frequency alarm threshold 206 Pulse frequency flow threshold 206 Pulse Frequency Integration with Gas Product 165 Pulse Frequency Integration with Liquid Product 166 Pulse increment 244 Pulse input rollover 202 Pulse Input Rollover Pulse Count meters 69 Purchasing Warranty Extension 271 Q Quick Start 10 Radius taps 190 Raw Input 76 Read Button 17 47 Read the Current Status 58 Read UNIX Timestamps in Virtual Slave 38 Record process input range alarms as events 175 Reference 148 Reference contract pressure 190 Reference contract temperature 190 Reference Conditions 54 Reference density error 235 Remapping Button 43 Reports 149 Reset resettable accumulator 1 187 Reset
232. erform any time scheduled operations such as writing period end archives and will not timestamp records written to the event log until it receives a wallclock command from the ladder logic The sample ladder logic programs the wallclock update command upon detecting power up status from the AFC The date time information used is the same as the processor therefore you should use the configuration tool for your processor to verify that the processor has valid date time data If the processor wallclock is not valid for example if the year 1900 the module will not accept the command You may easily determine if the wallclock is running by performing two consecutive read operations in the Meter Monitor page 99 3 Make sure that the meter does not have any alarms A meter alarm may affect flow calculation Look at the Meter Monitor dialog box for alarms 4 Make sure that the input parameters transferred from the processor are correct You can look at these values in the Meter Monitor dialog box 5 When using a pulse meter make sure that the pulse input rollover parameter in Meter Configuration matches the actual input rollover value used in the high speed counter module ProSoft Technology Inc Page 21 of 290 November 26 2007 AFC Manager Configuration Tool Introduction Automatic Flow Computer Page 22 of 290 ProSoft Technology Inc November 26 2007 Site Configuration AFC Manager Configuration Tool Automatic Flow Co
233. es outside of the limits indicated on the product specifications or viii disasters such as fire flood earthquake wind or lightning The information in this Agreement is subject to change without notice ProSoft shall not be liable for technical or editorial errors or omissions made herein nor for incidental or consequential damages resulting from the furnishing performance or use of this material The user guides included with your original product purchased by you from ProSoft contains information protected by copyright No part of the guide may be duplicated or reproduced in any form without prior written consent from ProSoft Page 274 of 290 ProSoft Technology Inc November 26 2007 Support Service amp Warranty AFC Manager Configuration Tool Automatic Flow Computer 14 5 3 DISCLAIMER REGARDING HIGH RISK ACTIVITIES PRODUCT MANUFACTURED OR SUPPLIED BY PROSOFT IS NOT FAULT TOLERANT AND IS NOT DESIGNED MANUFACTURED OR INTENDED FOR USE IN HAZARDOUS ENVIRONMENTS REQUIRING FAIL SAFE PERFORMANCE INCLUDING WITHOUT LIMITATION THE OPERATION OF NUCLEAR FACILITIES AIRCRAFT NAVIGATION OF COMMUNICATION SYSTEMS AIR TRAFFIC CONTROL DIRECT LIFE SUPPORT MACHINES OR WEAPONS SYSTEMS IN WHICH THE FAILURE OF THE PRODUCT COULD LEAD DIRECTLY OR INDIRECTLY TO DEATH PERSONAL INJURY OR SEVERE PHYSICAL OR ENVIRONMENTAL DAMAGE COLLECTIVELY HIGH RISK ACTIVITIES PROSOFT SPECIFICALLY DISCLAIMS ANY EXPRESS OR IMPLIED WARRANTY OF FITNESS
234. ess 55999 It consists of a 5 register header at address 40000 followed by 1999 8 register event records starting at address 40008 As they are Input registers read with Modbus function code 4 no part of the Event Log can be written from outside the module but it is maintained exclusively by the AFC firmware As events occur they are recorded in the Log which acts as a circular file Each new event record overwrites the oldest one hence the log stores up to 1999 of the most recent events As each record is written the values in the header are updated to reflect the new status of the log ProSoft Technology Inc Page 121 of 290 November 26 2007 AFC Manager Configuration Tool Events Automatic Flow Computer Auditors may require the Log to be downloaded from time to time events are read from the module and stored in a more permanent database and the events so copied and archived are marked in the module as downloaded If all record positions contain events that have not yet been downloaded the log is full In this case the handling of a new event depends on the value of the Event log unlocked site option f the option is set then the log full condition is ignored and the new event overwrites the oldest one Since the overwritten event was never downloaded it is permanently lost If the option is clear then the Event Log is locked and the new event is rejected if possible and otherwise ignored Controllable
235. ess input scaled float water and sediment 1528 2 words Process input scaled integer temperature 1540 1 word Process input scaled integer pressure 1541 1 word Process input scaled integer dif prs flow rate freq 1542 1 word Process input scaled integer flowing density 1543 1 word Process input scaled integer water and sediment 1544 1 word Temperature absolute 1570 2 words Upstream pressure absolute 1572 2 words ProSoft Technology Inc Page 159 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Description Meter Relative Address Length Densitometer frequency 1574 2 words AGA 7 temperature base factor Ftb 1594 2 words AGA 7 pressure base factor Fpb 1596 2 words Meter alarms 1601 1 word Orifice characterization error 1602 1 word Analysis characterization error 1603 1 word AGA 8 calculation error 1604 1 word Density correction error 1605 1 word Temperature correction error 1606 1 word Vapor pressure error 1607 1 word Pressure correction error 1608 1 word Scan count process input 1618 1 word Scan count calculation 1619 1 word AGA 8 Molar mass of mixture 1620 2 words AGA 8 Ideal gas relative density 1622 2 words AGA 8 Compressibility at reference 1624 2 words AGA 8 Molar density at reference 1626 2 words AGA 8 Density at reference 1628 2 words
236. essing and is a number between 0 0000 total loss and 1 0000 no loss Meter K factor linearization point factor The factor meter factor or K factor depending on the setting of stream option Interpolate K factor register 8500 bit 8 determined by a meter prove at the flow rate for linearization point This table may define up to 5 linearization points a point is defined if its factor is non zero and undefined if its factor is zero at least one point must be defined The factor used in subsequent calculations is determined by interpolating the flow rate over all defined points These linearization points may be entered in any order and in any position the AFC sorts them internally into an order suitable for the interpolation logic Meter K factor linearization point flow rate The flow rate of the primary input measured quantity at which the meter was proved when determining the factor for linearization point The primary input measured quantity is configured in the point Units Primary input characteristics register 8140 bitfield Units Primary input measured quantity bits 8 thru 11 which for a traditional pulse meter such as a turbine is Gross volume For defined linearization points factor non zero all flow rates must be different for undefined points factor zero flow rate must also be zero Analysis molar fraction component 1 The concentration of the 1st component selected in the Analysis compon
237. estamp year less 1996 value O thru 103 through year 2099 Current archive hourly items 9 through 38 Archive file header hourly Archive record template type This code selects the size and basic layout of the hourly archive record Values are 10 words 2 predefined 20 words 6 predefined 30 words 10 predefined 40 words 10 predefined This value is a copy of the corresponding configuration item at register 8240 L Archive file header hourly Archive detail record size The size of each hourly archive record in words This value is determined by the value of Archive file header hourly Archive record template type register 9990 L Archive file header hourly Number of records local The number of hourly archive records stored locally and available by direct access to the Modbus Input Register bank This value depends on the archive record size and is the total number of archive records that will fit into 1440 words Click the Addresses button in the Archive Configuration window for more information Page 260 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Archive file header hourly Number of records extended The actual number of records in the extended hourly archive file If a Compact Flash card is installed this value is the same as that of Archive configuration hourly extended file size register 8243 if a Compact Flash
238. eturned at offset For registers that are part of register pairs longs and floats this address is little endian i e address 0 addresses the LSR and address 1 the MSR Backplane return select analysis offset HA Invert bit O This bit is not used by the firmware but is recorded for use by external software to enable proper handling of individual halves of Modbus register pairs ProSoft Technology Inc Page 211 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Backplane return select analysis offset 4 Swap words This bit present only for pairs of entries that refer to Modbus register pairs longs and floats enables those register pairs to be swapped or not according to platform so that the long or float appears in the PLC in its native orientation Backplane return select analysis offset 4 Defined If set then this entry is defined if clear then this entry is ignored and the PLC receives zero at offset Backplane return select process input offset Specifies the meter data point if any whose value is to be returned over the backplane to the PLC in the word at offset of the process input backplane return block and some details of its handling For more information about this value view bit level detail AFC Manager and stored AFC project files hide this detail For more information about backplane return see backplane documentation for your platform
239. eue allocation failures Should always be zero For diagnostic purposes only Audit in progress Values Audit not in progress Audit in progress These dozen registers manage a meter audit which is the capture of the meter s process input intermediate calculated values and output results for a short series of consecutive calculation scans and which can be used by an auditor to verify compliance with applicable Standards To perform an audit write the meter number before the down counter or write them both with the same transaction Upon a transition of the down counter from zero to non zero the meter number is latched the wallclock is recorded and the audit area is cleared and reinitialized After each scan the down counter is decremented the up counter is incremented and the corresponding detail area is completed with values During an audit the down counter may be changed to add or remove scheduled scans but any attempt to respecify the meter number is ignored The audit ends when the down counter becomes zero or the up counter becomes 8 in the latter case the down counter is forced to zero regardless of its previous value Audit meter number request To initiate an audit write here the number of the meter to be audited then write the down counter Refer to the description of register 381 for more information Audit scan down counter To initiate an audit write the down counter here after writing the number of the meter
240. events that is changes to sealable parameters are not allowed to occur such datum points remain unchanged retaining their current values and a Modbus command that attempts such a change receives an illegal data exception response Uncontrollable events such as PLC mode change are simply not recorded The Log must be downloaded in order to unlock it for further events 9 2 Event Log structures The Event Log header contains housekeeping information for maintaining the Log Its layout is Address Description 40000 Number of records maximum 1999 40001 Next new record position 0 thru maximum 1 40002 Next new event number 0 thru 65535 wrapping to 0 40003 Oldest event number on file 40004 Oldest event number on file not yet downloaded 40005 40007 reserved Each event record is an 8 register quantity laid out as four 32 bit items big endian Registers Contents 0 to 1 Event Id Tag page 123 2to3 Timestamp of event In our standard packed bit field format 4to5 Old item value For a Datum Point event format depends on the datum type field of the Event Id Tag 6to 7 New item value For a Datum Point event format depends on the datum type field of the Event Id Tag Each value is right justified in its field and sign extended if necessary Page 122 of 290 ProSoft Technology Inc November 26 2007 Events AFC Manager Configuration Tool Automatic Flow Compute
241. f 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer No alarm Temperature lt 0 C or gt 138 C or Temperature lt 32 F or gt 280 F Scan count process input A free running 16 bit counter incremented once for each set of the meter s process input received from the PLC Scan count calculation A free running 16 bit counter incremented once for each execution of the meter s measurement calculations Molar mass of mixture The average of the molar masses of the pure components of the fluid weighted by their concentrations as given by the input analysis This value is calculated by the analysis characterization procedure which is run whenever the input analysis changes AGA 8 Ideal gas relative density The ratio of the density of the ideal gas at reference conditions to that of air at reference conditions This value is calculated by the analysis characterization procedure which is run whenever the input analysis changes AGA 8 Compressibility at reference The compressibility of the gas at reference conditions This value is calculated by the analysis characterization procedure which is run whenever the input analysis changes AGA 8 Molar density at reference The density of the real gas at reference conditions in units of kmol m3 This value is calculated by the analysis characterization procedure which is run whenever the input analysis changes AGA 8 Density at
242. f components is less than 18 then this table entry 18 is zero Analysis molar fraction component 19 The concentration of the 19th component selected in the Analysis component map at register 8130 represented as an integer scaled by 10000 The value is as input via configuration or over the backplane from the PLC before normalization Concentrations are packed towards the beginning of this table if the number of components in register 8130 bits 8 thru 15 is not less than 19 then this table entry 19 contains the concentration of the component identified by the 19th 1 bit in the component map and if the number of components is less than 19 then this table entry 19 is zero Analysis molar fraction component 20 The concentration of the 20th component selected in the Analysis component map at register 8130 represented as an integer scaled by 10000 The value is as input via configuration or over the backplane from the PLC before normalization Concentrations are packed towards the beginning of this table if the number of components in register 8130 bits 8 thru 15 is not less than 20 then this table entry 20 contains the concentration of the component identified by the 20th 1 bit in the component map and if the number of components is less than 20 then this table entry 20 is zero Analysis molar fraction component 21 The concentration of the 21st component selected in the Analysis component map at register 8130 represe
243. factor represents the effect of the expansion of the fluid due to the differential pressure drop across the flow constriction it is always 1 0 i e 10000 here for liquids which are deemed to be incompressible AGA 3 Coefficient of discharge The coefficient of discharge for the meter one of the factors in the Bernoulli equation for measurement of fluid flow using differential pressure represented as an integer scaled to 4 decimal places For a traditional orifice meter this value is calculated by the procedure given in the AGA 3 1992 Standard or the ISO 5167 2003 Standard depending on the setting of meter calculation option ISO 5167 2003 register 8025 bit 5 For a V cone or Wedge meter selected by the setting of meter calculation option V cone Wedge device register 8025 bit 4 this value is copied from the point V cone Wedge coefficient of discharge which in turn receives its value from a spreadsheet primed with data from the manufacturer s data sheet API 2540 Water content correction factor CSW The fraction of the total volume of the emulsion at operating conditions that represents the clean oil component represented as an integer scaled to 4 decimal places Startup input pulse count Upon power up the point Previous input pulse count is copied to this point and the Previous input pulse count is zeroed Under the more likely scenario in which the pulse input module has also lost power and been restarted wit
244. fferential pressure alarm threshold An input differential pressure smaller than this raises the alarm Differential pressure low register 9601 bit 5 Flow rate alarm threshold An input flow rate smaller than this raises the alarm Flow rate low register 9601 bit 5 Pulse frequency alarm threshold An input pulse frequency smaller than this raises the alarm Pulse frequency low register 9601 bit 5 ProSoft Technology Inc Page 207 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer V cone Wedge coefficient of discharge Used only with meter calculation option V cone wedge device bit 4 this is the coefficient of discharge from the manufacturer s data sheet or calculated via spreadsheet PLC address Meter process input etc get The address in the PLC of the block of 56 registers that supplies process input for the meter calculations If this value is O then the block does not exist and is not accessed Otherwise this value must lie between 400001 and 465481 stored in the module as a value between 1 and 65481 and is the starting address in the 4x register bank of the block For proper measurement of an enabled meter this block is required If the meter is disabled this block is not accessed For more information refer to the documentation of your platform s backplane PLC address Meter results put The address in the PLC of the block of 38 registers that returns
245. figuration interfaces for all the liquid products are very similar while that for gas is significantly different Page 78 of 290 ProSoft Technology Inc November 26 2007 Meter Configuration 3 12 1 Gas Product Overview AFC Manager Configuration Tool Automatic Flow Computer The gas compressibility calculations are based on molar analysis concentrations of up to 21 components using the Detail Characterization Method of AGA8 1992 The module automatically generates alarms if the sum of the molar concentrations is not 100 Supply the values using the AFC Manager Meter Configuration Analysis as follows E Component Selection Map 1 M C1 methane 2 Y N2 nitrogen 3 M C02 carbon dioxide 5 C3propane 6 T H20 water 7 H25 hydrogen sulphide 8 J H2 hydrogen 3 CO carbon monoxide 10 02 oxygen 11 J iC4 iso butane 12 J nC4 normal butane 13 7 CS iso pentane 14 7 nC5 normal pentane 15 C6 hexane 16 C7 heptane Normalization total error tolerance bD Check to include C2 ethane in the set of selected Select All components es E Component Analysis Stream 1 1 C1 methane 13 iC5 iso pentane nC5 normal pentane 2 N2 nitrogen 14 po 3 CO2 carbon dioxide 15 0 CS hexane 4 C2 ethane 16 0 C7 heptane 5 o C3 propane 17 o J C8 octane 6 I H20 water 18 jo C3 nonane 7 o H25 hydrogen sulphide 19 o C10 decane 8 pp H2 hydrogen 20 po He helium 9 pp CO carbon mo
246. for gas or liquid crude or refined product The Product Group selects the API AGA Standards to be used in calculating flow rates increments Page 50 of 290 ProSoft Technology Inc November 26 2007 Meter Configuration AFC Manager Configuration Tool Automatic Flow Computer Product Group Standard Gas AGAS and either AGA3 or AGA7 Liquid API2540 Crude oils JP4 Use for crude oils that are relatively water free less than 5 and for jet fuel JP4 NGLs LPGs Use for propane butane NGLs natural gas liquids LPG Liquefied Petroleum Gas e g propane A tables 23 24 53 54 E tables 23 24 53 54 Oil Water Emulsions Crd Use for crude that might have a high concentration of water more than 596 for which the API Chapter 20 1 is applicable Firmware version 2 03 000 or later is required to support this option A tables 23 24 53 54 Oil Water Emulsions NGL Use for NGL LPG that might have a high concentration of water more than 596 for which the API Chapter 20 1 is applicable Firmware version 2 03 000 or later is required to support this option E tables 23 24 53 54 Refined Products Use for gasolines jet fuels except JP4 and fuel oils B tables 23 24 53 54 Lubricating Oils D tables 23 24 53 54 Special Applications For this product group the coefficient of thermal expansion is configured directly rather than being computed f
247. for the Volume of Light Hydrocarbons TP 25 b A Simplified Vapor Pressure Completion for Commercial NGLs GPA Document TP 15 ProSoft Technology Inc Page 153 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer 13 2 1 Basic Metering According to Meter type Orifice Include V cone Uses AGAS 1992 ISO 5167 A V cone meter is like an orifice meter except that the V cone is an obstruction in the center of the pipe while an orifice is an aperture V cone calculation differs from orifice calculation in the following respects 1 The orifice Beta ratio is actually the square root of the ratio of aperture cross section to pipe cross section hence for the V cone it is calculated differently from the two diameters 2 The V cone Coefficient of Discharge is entered as configuration and not calculated Expansion Factor Y is calculated differently Output of the calculation is mass flow rate which is divided by density to get volume and then integrated over time for accumulation Pulse Both Gas and Liquid Gross Volume is pulses K factor meter factor according to API MPMS Ch 12 sec 2 1981 and 1995 Output of the standard calculation is volume flow increment which is then multiplied by density to get mass increment Flow rate is calculated in parallel to flow increment by applying to pulse frequency process input the same calculation as is applied to pulses this technique is employed
248. formation see stream option Interpolate K factor register 8500 bit 8 ProSoft Technology Inc Page 217 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Default energy content Normally the AFC uses the Detail Characterization Method of the AGA 8 Standard to calculate the heating value of the gas from its composition as given by the molar analysis which heating value is used in all subsequent calculations When AGA 8 cannot be applied because no analysis is available no components selected or analysis is all zero then this value supplies the mass heating value to be substituted for the output of AGA 8 Default density at reference The density at reference conditions corrected density to be substituted for use in measurement calculations when it is otherwise unavailable because either a density process input is out of range and both meter calculation options Density correction and Ignore default flowing density register 8025 bits 8 and 7 are set or b the density correction calculation fails for example if an input to the calculation is outside the range allowed by the Standard Default vapor pressure The vapor pressure gauge units of the liquid This value is used only when pressure correction is enabled meter calculation option Pressure correction register 8025 bit 11 and either a vapor pressure calculation is not enabled meter calculation
249. from the module is by following the steps described in the Site Configuration section Page 94 of 290 ProSoft Technology Inc November 26 2007 Overall Monitor AFC Manager Configuration Tool Automatic Flow Computer 5 Overall Monitor In This Chapter gt Prntthe Report 96 gt Create the File Report Log Fil8 oooooocnnnnnnininnninnnncncccnno 97 The Overall Monitor provides a summary overview of all meters with less detail than the Meter Monitor Use the Overall Monitor to get a summary of all meters Use the Meter Monitor for more information about a specific meter Select the first meter to be displayed on the left column at this window Shows the current Wall Clock value If the meter has any alarms the meter tag will be red E Overall Monitor x AAA NAAA Site Name umex ON Project AC DUIMEX Ne i Select Meter Wallclock dp Do cle n Meter Tag amp Active Stm III Manual or Auto ing lese tin O DENN hc Bead 2 ee Totalizer Grd std clean oil Buto Totalizer Net o cr o cr Update time sec 4 rotaizer End ay lg a Totalizer Mas po lb o b Flow rate Gros o crea UNE Flow rate Grs std clean oil Shows the result Flow rate Net DENEN o0 DEO of the Read Flow rate Energy UNE DEMO operation S Flow rate Mass o Ln o 2 Diff pres Flow rate Freq jo o
250. ft technology com Languages spoken include Portuguese English Page 270 of 290 ProSoft Technology Inc November 26 2007 Support Service amp Warranty AFC Manager Configuration Tool Automatic Flow Computer 14 2 Return Material Authorization RMA Policies and Conditions The following RMA Policies and Conditions apply to any returned product These RMA Policies are subject to change by ProSoft without notice For warranty information see Section C below entitled Limited Warranty In the event of any inconsistency between the RMA Policies and the Warranty the Warranty shall govern 14 2 1 All Product Returns 1 In order to return a Product for repair exchange or otherwise the Customer must obtain a Returned Material Authorization RMA number from ProSoft and comply with ProSoft shipping instructions 2 In the event that the Customer experiences a problem with the Product for any reason Customer should contact ProSoft Technical Support at one of the telephone numbers listed above in Section A A Technical Support Engineer will request several tests in an attempt to isolate the problem If after these tests are completed the Product is found to be the source of the problem ProSoft will issue an RMA 3 All returned Products must be shipped freight prepaid in the original shipping container or equivalent to the location specified by ProSoft and be accompanied by proof of purchase The RMA number is to be prominentl
251. g Density process input is scaled and if out of range it is substituted by a Default Flowing Density if Ignore Default Flowing Density option is clear or b Default Reference Density if Ignore Default Flowing Density option is set and in this case the input is marked Reference 3 If Density Correction option is clear then the input is marked Reference meaning that the process input over the backplane is at Reference Conditions regardless of its Flowing designation 4 Ifthe input is marked Reference then Corrected Density acquires this value 5 If the input is still marked Unspecified it is assumed to be Flowing and the API density correction calculation is performed which takes the Flowing Density as input together with the already scaled Temperature and Pressure process inputs Successful calculation yields Corrected Density as output an error during the calculation for example exceeding an API range limit causes substitution of Default Reference Density for the Corrected Density output 6 This Corrected Density is used for all subsequent VCF calculations Page 88 of 290 ProSoft Technology Inc November 26 2007 Meter Configuration AFC Manager Configuration Tool Automatic Flow Computer The following diagram shows two possible density applications If input density is at flowing conditions Meter Calculation Options x 0 V Downstream static pressure 1 Taps comer 2 Taps radiu
252. g HIM o Down counter Select Meter Meter number Select Audit LN Barometric pressure psia Number of scans is MA Temperature base factor Details a Pressure base factor Project AFC_DUIMEX 2007707716 16 02 3 Wallclock at audit start Meter Factor Linearization No Meter factor Flow rate Cc ROG NO udit the selected meter After the reading is completed select an audit to view audit has been successfully 1 Select the Meter Number for the audit 2 Select the number of scans for the audit 3 Click the Read Button to begin the audit 4 Look at the operation result Success completed 5 calculation and the input variables When the Audit Scan is complete click the Details Button to view the Audit Scan Data Display Lx Meter Tag Scan E _Close o Temperature Floating point o Net accum totalizer MMCF jo Pressure Floating point Net accum residue MMCF jo Temperature F jo Net increment MMCF Pressure psig Net flow rate MMCF d jo Pulse frequency Hz Energy accum totalizer MBTU K factor UN Meter factor Specific gravity Fpv Compressibility flowing ETE Compressibility reference BENE Temperature factor Pressure factor C prime C jo Analysis characterization error o Compressibility calculation error oo Gross accum totalizer MMCF jo Gross accum residue MMCF jo Gross increment MMCF ONERE isos flow rat
253. ger ooooncciccoccccnononcccnononcnnnnnnncnn no nn nc nano nennen enne enne 13 1 5 1 Troubleshooting AFC Manager Connection Problems sssssssssseeeeeeen 15 1 6 Starting AFC Manager iniret eerie nte den dere Hen pe d edes xe dne ee eiue Pon dg guae dde d vega de dde depu eh 16 1 7 Using Rea Ent 16 1 7 1 Starting a New Project nd icon SER ende 16 1 7 2 Loading an Existing Project ici tanien tnter nao ede t Ln o ees a Eine een 17 1 7 3 Printing the Configuration Report enne nenne enne enne 18 1 7 4 Converting a Project 7 2 needed ec iere deae et iens Deer edet Pee dee eder tec 18 1 7 5 Resetting Configuration Parameters sss enn eene nnnm enne 19 1 7 6 Downloading the Project to the Module seesseee eene en emm emen 20 1 7 7 Verifying Correct Operaltiori etre entree tm her RE d ttn Ether adr Rte 21 2 SITE CONFIGURATION ee idea 23 2 1 Site Configuration Dialog BOX sietini ie 24 2 2 Site Informatica ai e negare x AE 24 2 2 1 Serial N mber tee EE Elea a tese to dee Eve deseos 24 2 2 2 Firmware Version NUrmber iveco net 25 2 2 3 Configuration CHANGE dessi 2 oer OI xh x ePi HERR e meE iere 25 2 2 4 PLC Status viii A AE Edda de 26 2 2 5 Site Status c L 27 2 9 Site Configuration Paramelers tiit etie e tento io te REID ete pia c SP de e Seide oat 29 2 3 1 SI RAE 29 2 3 2 Project Name cua Aper lee te ree ln epu pee e gie es ee e ng 29
254. h its pulse counter zeroed this results in an accurate pulse increment being computed for the first meter scan after power up In the less likely scenario in which the pulse input card has retained the value of its pulse counter this point contains the information required in order to adjust for the spurious but possibly large pulse increment computed for the first meter scan Current input pulse count The pulse count as received from the PLC Pulse increment The number of pulses counted during this calculation scan which is the difference adjusted for rollover between Previous input pulse count and Current input pulse count It is the raw measure of the flow increment to be accumulated for this scan ProSoft Technology Inc Page 245 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Pulse frequency The latest pulse frequency as received from the PLC K factor The K factor actually used in the calculation of the primary input measured quantity from pulse count It is either a copy of stream parameter K factor or determined by interpolation over flow rate of the stream table K factor linearization depending on the setting of stream option Interpolate K factor Meter factor The meter factor actually used in the calculation of the primary input measured quantity from pulse count It is either a copy of stream parameter Meter factor or determined by interpolation over flo
255. h1 H 0102 7 routra Temon LT ie H 0104 fp Pass thru Bit region femapped Primary Slave register sms H D106 l ds H 0108 H 0108 Check to enable this Virtual Slave register for read only fo Pass thru Bit region CoM ee FEU ty Higi k a iting leave unchecked Reads the entire F1 Writes the entire mapping configuration remapping configuration from the AFC module to from the local computer to the local computer the AFC module The values in the illustration above would configure the following indirect addressing remapping Primary Modbus Slave Virtual Modbus Slave Address 8030 lt Address 100 Address 8031 2 Address 101 Address 8032 Address 102 Address 8033 4 gt Address 103 ProSoft Technology Inc Page 31 of 290 November 26 2007 AFC Manager Configuration Tool Site Configuration Automatic Flow Computer Because all registers in the example had the write enable bit set all data copied to the Virtual Slave would also be written to the remapped Primary Slave If a Modbus device writes a value to address 100 in the Virtual Slave that value would also be written to address 8030 in the Primary Slave If it reads the current value on the Virtual Slave address 102 it would be the same value in Primary Slave address 8032 Important Virtual Slave addresses must be equal to or greater than 100 When the configuration procedure is c
256. he Browse dialog box click My Computer In the list of drives choose the CD ROM drive where you inserted the ProSoft Solutions CD d Select the file prosoft exe and then click Open e Onthe Run dialog box click OK 2 Onthe CD ROM menu click Documentation and Tools This action opens a Windows Explorer dialog box 3 Open the Utilities folder and then open the AFCManager folder 4 Double click the file Setup exe If you are prompted to restart your computer so that files can be updated close all open applications and then click OK When your computer has finished restarting begin again at Step 1 5 Click OK or Yes to dismiss any confirmation dialog boxes 6 It may take a few seconds for the installation wizard to start Click OK on the AFC Manager Setup dialog box to begin installing AFC Manager 7 Follow the instructions on the installation wizard to install the program with its default location and settings 8 When the installation finishes you may be prompted to restart your computer if certain files were in use during installation The updated files will be installed during the restart process 1 3 2 Upgrading from a Previous Version of AFC Manager This version of the AFC Manager User Manual discusses AFC Manager version 2 0 5 which supports AFC module firmware versions 2 0 5 and earlier Toupgrade from an earlier version of AFC Manager 1 Uninstall all previous versions of AFC Manager from your PC using the Settings
257. hg puc status Site status Primary Modbus slave address o Virtual Modbus slave address IE Select the j Change Password x password to edit elect Password to be Changed le C Read only Cancel Port poz Pena nemepses Poll Read Write Password protect the Module Meters Done The module supports two passwords Write Enable and Read Only Each password is enabled when you write a non zero value to the corresponding register Password Holding Register Address Description Write Enable 9 Protects the module from write operations from the AFC Manager Read Only 19 Protects the module from read or write operations from the AFC Manager ProSoft Technology Inc Page 43 of 290 November 26 2007 AFC Manager Configuration Tool Site Configuration Automatic Flow Computer The following table shows how the passwords affect the AFC Manager operation depending on the values that you configure Protection Read Only Write Enable Read Operation Write Operation Level Password Password Requires Requires Authorization Authorization No protection Zero Zero No No Write Protection Zero Non zero No Yes Use Write Enable password Read and Write Non zero Zero Yes Use Read Yes Use Read Protection Only password Only password Read and Write Non zero Non zero Yes Use Read Yes Use Write Protection Only or Write Enable password Enab
258. his table entry 5 contains the concentration of the component identified by the 5th 1 bit in the component map and if the number of components is less than 5 then this table entry 5 is zero Page 220 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Analysis molar fraction component 6 The concentration of the 6th component selected in the Analysis component map at register 8130 represented as an integer scaled by 10000 The value is as input via configuration or over the backplane from the PLC before normalization Concentrations are packed towards the beginning of this table if the number of components in register 8130 bits 8 thru 15 is not less than 6 then this table entry 6 contains the concentration of the component identified by the 6th 1 bit in the component map and if the number of components is less than 6 then this table entry 6 is zero Analysis molar fraction component 7 The concentration of the 7th component selected in the Analysis component map at register 8130 represented as an integer scaled by 10000 The value is as input via configuration or over the backplane from the PLC before normalization Concentrations are packed towards the beginning of this table if the number of components in register 8130 bits 8 thru 15 is not less than 7 then this table entry 7 contains the concentration of the component identified by the Tth 1 bit
259. hive areas are included in the default archive data and cannot be reconfigured by the user Start Offset End Offset Data Format Type Description 0 1 Timestamp Snapshot Closing timestamp of archive 2 Word Calculated Flowing period 3 Bitmap Calculated Cumulative meter alarms 4 Bitmap Calculated Cumulative status 5 Word Snapshot Event counter 6 7 Double word Calculated Flowing period seconds 8 9 Timestamp snapshot Opening timestamp of archive Additional areas are also included in the default archive data according to the meter type and product group associated with the meter Page 162 of 290 ProSoft Technology Inc November 26 2007 Reference The cumulative meter alarms are defined as follows AFC Manager Configuration Tool Automatic Flow Computer Offset Description 0 Current archive daily cumulative meter alarm Input out of range temperature 1 Current archive daily cumulative meter alarm Input out of range pressure 2 Current archive daily cumulative meter alarm Input out of range differential pressure 3 Current archive daily cumulative meter alarm Input out of range flowing density 4 Current archive daily cumulative meter alarm Input out of range water content 5 Current archive daily cumulative meter alarm Differential Pressure Low 6 Current archive daily cumulative meter alarm Orifice Pressure Exception 7 Current
260. hts and Measures Board Draft Specification Metrological Audit Trails of 1995 03 01 13 2 2 Liquid Correction Factor Details For firmware version 2 05 and later correction factors for most liquids are calculated according to the 2004 edition of API MPMS Chapter 11 1 enhanced with additional CPL calculations if required in order to allow selection of a non standard base reference pressure For lighter liquids NGLs and LPGs to which the 2004 Chapter 11 1 does not apply the CTL and density correction calculations of GPA TP 25 are enhanced with the incorporation of the CPL calculations of MPMS Chapters 11 2 1 and 11 2 2 in a manner analogous to the method of the 2004 Chapter 11 1 to permit density correction to account for the effect of pressure and to yield the combined correction factor CTPL For all liquids the option is available to use the vapor pressure correlation of GPA TP 15 June 1988 Page 156 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer For firmware version 2 04 and earlier correction factors are calculated as described in the following paragraphs Temperature Correction Factor CTL According to Several Tables of MPMS Ch 11 1 1980 except E Tables 1998 GPA TP 25 and Other Standards Calculation of CTL VCF Volume Correction Factor from flowing temperature and density at standard temperature depends on the measurement system Sl or US
261. ialog box is where you assign the settings for each meter Toconfigure a meter 1 Start AFC Manager 2 Onthe File menu choose Load and then open the project file 3 Onthe Project menu choose Meter Configuration This action opens the Meter Configuration dialog box 4 Choose the meter to be configured in the Select Meter panel 5 To quickly set up a meter to be similar to another you can use the Copy Config From panel ProSoft Technology Inc Page 49 of 290 November 26 2007 AFC Manager Configuration Tool Automatic Flow Computer Meter Meter Number Identification Meter Type and Product Group Selection E Meter Configuration Copy Config From MS Meter number Copy Meter Type Specific Parameters Product Group Specific Parameters Select Stream Stream number is Navigates to Site Configuration Select Meter Meter number ME Meter Tag M01 Accumulators and Flow Rates Meter Configuration Refere ce Conditions n7 Reference temperature C 4 325 Reference pressure kPaa m Meter Type Product Group and Units Volumes Energy T Pon Refined products JF Flow rate period unit qup dd ee units Flow rate unit f kg m3 x X cubic metres bic metres j System of units RelDen Tbse 60 F Accumulation unit Cus S J C API Gravit
262. ican Petroleum Institute API Manual of Petroleum Measurement Standards MPMS a Density Correction to Reference Temperature Chapter 11 1 53 11 1 23 Equations Tables 53 23 Generalized Crude Oils Refined Products Lubricating Oils Special Applications b Correction of Volume to Reference Temperature and Thermal Expansion Ctl Chapter 11 1 54 11 1 24 Equations Tables 54 24 Generalized Crude Oils Refined Products Lubricating Oils Special Applications C Compressibility Factors for Hydrocarbons Cpl Chapter 11 2 1 Chapter 11 2 2 Chapter 11 2 1M and 11 2 2M for SI units d Orifice Metering of NGLs amp Crude Oils Chapter 14 3 AGA3 e Calculation of Liquid Petroleum Quantities Measured by Turbine or Displacement Meters Chapter 12 2 f Allocation Measurement Chapter 20 1 high water content calculations used for emulsions g Flow Measurement Using Electronic Metering Systems Chapter 21 1 21 2 American Gas Association AGA a Orifice Metering of Natural Gas amp Other Hydrocarbon Fluids AGA Report No 3 1992 MPMS Ch 14 3 b Compressibility Factors of Natural Gas and Other Related Hydrocarbon Gases AGA Report No 8 1992 Detail Characterization Method International Standards Organization ISO a Measurement of fluid flow by means of pressure differential devices inserted in circular cross section conduits running full Part 2 Orifice plates ISO 5167 2 2003 Gas Processors Association GPA a Temperature Correction
263. ich contains a checksum and when the information is changed the checksum is updated also During power up the checksum is verified and upon failure the alarm bit is latched and the checksum corrected Refer to Checksum Alarms page 147 to verify the source of the alarm and then clear it The alarm bit remains latched even through subsequent power cycles until it is explicitly cleared from outside ProSoft Technology Inc November 26 2007 Page 27 of 290 AFC Manager Configuration Tool Site Configuration Automatic Flow Computer PLC Halted Offline or Missing Set while backplane communication is faulty which typically occurs when the PLC is switched to program mode While set measurement does not occur Upon resumption of backplane communication the module compensates for the downtime by computing an accumulator increment in a manner that depends on the meter type For differential orifice meters and meters configured for flow rate or pulse frequency integration the first measurement scan acquires a scan period equal to the period of downtime as computed from the system timer hence periods of PLC downtime shorter than the rollover period of the system timer causes no loss of product For linear pulse count meters the first measurement scan acquires a pulse increment equal to the difference between the PLC supplied pulse count of the current scan and that of the last scan before communication loss hence periods
264. iguration Tool Automatic Flow Computer and when it is performed it expects its input frequency Hz in floating point regardless of the module id code setting and the calculated output is taken as the density process input In all other cases the value supplied by the PLC is the density process input Densitometer calibration parameter 1 CalT The named parameter from the manufacturer s densitometer calibration sheet where applicable to the selected densitometer type Densitometer calibration parameter 2 CalP The named parameter from the manufacturer s densitometer calibration sheet where applicable to the selected densitometer type Densitometer calibration parameter 3 K0 The named parameter from the manufacturer s densitometer calibration sheet where applicable to the selected densitometer type Densitometer calibration parameter 4 K1 The named parameter from the manufacturer s densitometer calibration sheet where applicable to the selected densitometer type Densitometer calibration parameter 5 K2 The named parameter from the manufacturer s densitometer calibration sheet where applicable to the selected densitometer type Densitometer calibration parameter 6 K18 PF1 The named parameter from the manufacturer s densitometer calibration sheet where applicable to the selected densitometer type Densitometer calibration parameter 7 K19 PF2 The named parameter from the manufacturer s densitometer calib
265. in which produced water is deemed to be condensed to the liquid state and the latent heat released is included in the energy content Setting this option causes calculation of net heating value in which produced water is deemed to remain in the vapor state and does not contribute its latent heat of condensation to the energy content Meter control options Several options affecting the handling and representation of data and whether certain calculations are performed View bit level detail for more information Split double pulse input If set the input from the pulse counter module is deemed to arrive as a split double value in which the actual value is MSW 10 000 LSW If clear the pulse input is interpreted as a full 32 bit integer ProSoft Technology Inc Page 193 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Split double accumulators If set then accumulator totalizers are stored and presented as split double quantities in which the actual value is USW 10 000 LSW If clear then accumulator totalizers are stored and presented as full 32 bit integers This option also affects the maximum meaningful value of the accumulator rollovers three long integers at register 8150 Treat analysis as process input If this option is clear the molar analysis is treated as a sealable parameter and changes to it are recorded in the event log If this option is set then changes
266. iod to which the primary input flow rate is referenced Values are Second Minute Hour Day For all meter types except flow rate integration this value is fixed and cannot be changed Units Mass flow rate period This value specifies the time period to which the calculated mass flow rate is referenced Values are Second Minute Hour Day Page 204 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Units Mass flow rate units This value specifies the engineering units and scaling of the calculated mass flow rate See accompanying documentation for a complete list of values Units Mass accumulator units This value specifies the engineering units and scaling of the calculated mass accumulation See accompanying documentation for a complete list of values Units Energy flow rate period This value specifies the time period to which the calculated energy flow rate is referenced Values are Second Minute Hour Day Units Energy flow rate units This value specifies the engineering units and scaling of the calculated energy flow rate See accompanying documentation for a complete list of values Units Energy accumulator units This value specifies the engineering units and scaling of the calculated energy accumulation See accompanying documentation for a complete list of values Units Volume flow rate period This value specifies the tim
267. ion Concentrations are packed towards the beginning of this table if the number of components in register 8130 bits 8 thru 15 is not less than 14 then this table entry 14 contains the concentration of the component identified by the 14th 1 bit in the component map and if the number of components is less than 14 then this table entry 14 is zero Analysis molar fraction component 15 The concentration of the 15th component selected in the Analysis component map at register 8130 represented as an integer scaled by 10000 The value is as input via configuration or over the backplane from the PLC before normalization Concentrations are packed towards the beginning of this table if the number of components in register 8130 bits 8 thru 15 is not less than 15 then this table entry 15 contains the concentration of the component identified by the 15th 1 bit in the component map and if the number of components is less than 15 then this table entry 15 is zero Analysis molar fraction component 16 The concentration of the 16th component selected in the Analysis component map at register 8130 represented as an integer scaled by 10000 The value is as input via configuration or over the backplane from the PLC before normalization Concentrations are packed towards the beginning of this table if the number of components in register 8130 bits 8 thru 15 is not less than 16 then this table entry 16 contains the concentration of the comp
268. ion Al ES Site name CALETA Os Passthrx Word region size Pass thuc BR region size Configuration gt Posethax Word region address Passthnu Bit region address Buttons Description Between 1 and 64 characters provides help Dot settings closes the Site Configuration dialog box text about the selected field Opens the Shows the Read and Write operation result Meter Success Operation has been performed successfully Timeout Operation was not performed due to communication problems Check the cable and communication parameters Configuration dialog box Site Information This section of the Site Configuration dialog box contains a detailed explanation about the values that are generated by the module on the Site Configuration dialog box These values can only be read from the module to the local computer 2 2 1 Serial Number This section of the Site Configuration dialog box shows the module serial number hardware AFC Manager must be connected and online to the module to display this value Page 24 of 290 ProSoft Technology Inc November 26 2007 Site Configuration AFC Manager Configuration Tool Automatic Flow Computer 2 2 2 Firmware Version Number This section of the Site Configuration dialog box shows the current module firmware version For example 2 05 000 The firmware version number corresponds with the module type and firmware version you sele
269. ion Error Tolerance is the amount by which an analysis total may differ from 10 000 100 without raising the Analysis Total Not Normalized alarm It is intended to allow for deviation from the strict 100 total that arises either from the normal variation of the output from a properly calibrated Gas Chromatograph or from roundoff error when converting concentrations to the 4 digit integers required by the AFC If the concentration total differs from 100 by more than the tolerance the module raises the alarm In all cases whether or not the alarm is raised the module normalizes the analysis to 10096 before continuing with the calculation Transferring the Analysis In order to transfer the Molar Analysis data between the local PC and the module it is essential that the component selection in the local PC and the module match If the Molar Analysis Write and Read buttons are currently disabled it indicates that the AFC Manager does not acknowledge that the current module meter configuration and the local PC component selection files are equal In this case the buttons are disabled as shown in the following illustration Read Write In order to enable the Read and Write buttons the component selection on the local PC and on the module must be the same In order to accomplish this you can perform a Read Meter Configuration then change your analysis and then Write it After both component selections are identical the Read Writ
270. ion Tool Meter Configuration Automatic Flow Computer Thermal Expansion Coefficient For each coefficient of thermal expansion alpha is of the order of 10e 6 the actual value is multiplied by 1000000 for display and the entered value is divided by 1000000 for storage and Modbus transmission Values for typical materials are Material Value 304 316 SS 16 7e 6 C 9 2e 6 F Monel 14 3e 6 C 7 9e 6 F carbon steel 11 2e 6 C 6 2e 6 F Default values are 304 316 SS for orifice plate and carbon steel for meter tube 3 6 3 Differential Pressure Flow Rate Integration Select Flow Rate as the primary input to configure the following parameters Meter Tag M01 r Accumulators and Flow Rates r Meter Type Product Group and Units Volumes Energy Mass EUR m Gas y our Flow rate period unit Differential C Linear cubic metres metres Flow rate unit Incoming cubic metres i il i System of units cubic metres Accumulation unit quantity to C us C si 00000000 Accumulator rollover A be used If the flow rate is less Primary Input CDifterentallPres ii r Primary Input Characteristics than this value the module will raise a low flow rate alarm ate Incoming Measured quantity LL flow rate Reference Conditions Flow input a 15 Reference temperature C Flow rate period 101 325 Reference pressure kPaa Incoming Differentia
271. is read only meaning that you cannot edit values here To configure data remapping refer to Primary amp Virtual Modbus Slave Configuration page 29 Source Configuration selector Select Local for current Modbus database configuration in AFC Manager Select Online for current Modbus database configuration in the AFC module The module must be connected to the PC and communicating with AFC Manager in order to view online configuration Note The interpretation of specific Modbus addresses is determined by meter configuration The configuration stored in the PC may be different from the one stored in the module Dictionary Section selector Use the categories on this list to filter your view of the Modbus dictionary to locate specific sections of the database quickly The following views are available All shows all registers Site Identification shows basic configuration information including firmware revision serial number and wallclock Site Configuration shows primary and virtual Modbus slave addresses port parameters project and site name and configuration changed status Page 140 of 290 ProSoft Technology Inc November 26 2007 Modbus Database AFC Manager Configuration Tool Automatic Flow Computer Site Operational shows scan count meter alarm status and audit status Meter Configuration shows meter configuration details for the selected meter Stream Configuration shows stream options and c
272. its streams are simultaneously reset Reset resettable accumulator 4 Issued by an external process e g the PLC or automatically according to archive configuration options registers 8341 and 8421 to reset resettable accumulator 4 For a multiple stream AFC resettable accumulator 4 for the meter and all its streams are simultaneously reset Write daily archive Issued by an external process or automatically according to archive configuration options registers 8341 and 8421 to cause the current period daily archive to be closed and written to the daily archive file and to restart the daily archive period Page 188 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Write hourly archive Issued by an external process or automatically according to archive configuration options registers 8341 and 8421 to cause the current period hourly archive to be closed and written to the hourly archive file and to restart the hourly archive period Process input calibration Toggling these bits switches process inputs into and out of calibration mode While a process input is in calibration mode its latest live value is stored in the point Input scaling input frozen during calibration and used for all calculations which allows the transmitter to be calibrated without the consequent changes in output affecting measurement When the process input is switched out of ca
273. ives and resets n Upon this event archives and resets are scheduled as for modified by the conditions and actions given in Note n in Rkv notes page 131 ProSoft Technology Inc Page 125 of 290 November 26 2007 AFC Manager Configuration Tool Events Automatic Flow Computer 9 7 Special events Tag Rkv Description 0 Never Used Value Always 0 Notes This entry in the Event Log has never been written The number of such entries starts at 1999 upon cold start and decreases as events are written until none remain after which oldest events are overwritten with new ones 1 Event Log Download Value Number of last downloaded event Notes Triggered by a purge of the Event Log which marks older events as available to be overwritten by new ones 2 Cold Start Value Always 0 Notes This event is obsolete and is never written 3 1 Power Up Value Old value is the last saved wallclock from the previous session new value is always 0 clock not yet set Notes The last event written upon restart of the application and before entering the meter scan This event may be preceded by Checksum Alarm and or PLC Mode Change events 4 PLC Mode Change Value PLC mode 0 on line 1 off line Notes Logs changes to PLC connectivity as reported by the backplane procedures Typically caused by switching the PLC between run and program modes 5 Checksum Alarm Value Checksum
274. izer net 12 13 Floating point Snapshot Accumulator residue net 14 15 Floating point Flow weighted average Flow rate net 16 17 Floating point Flow weighted average Temperature 18 19 Floating point Flow weighted average Pressure 20 21 Floating point Flow weighted average Differential pressure 22 Word Flow weighted average Relative density e 4 23 Word Flow weighted average Compressibility reference e 4 24 Word Flow weighted average Compressibility flowing e 4 25 Word Flow weighted average Supercompressibility e 4 26 Word Flow weighted average Velocity of approach factor Ev e 4 27 Word Flow weighted average Expansion factor Y e 4 28 Word Flow weighted average Coefficient of discharge Cd e 4 29 Word available 13 5 3 Pulse Linear Meter with Gas Product Start Offset End Offset Data Format Type Description 10 11 Accumulator Snapshot Accumulator totalizer net 12 13 Floating point Snapshot Accumulator residue net 14 15 Floating point Flow weighted average Flow rate net 16 17 Floating point Flow weighted average Temperature 18 19 Floating point Flow weighted average Pressure 20 21 Floating point Flow weighted average K Factor 22 23 Floating point Flow weighted average Meter Factor 24 Word Flow weighted average Relative density e 4 25 Word Flow weighted average Compressibility reference e 4 26 Word Flow weighted average Compressibility flowing e 4 27 Word Flow weighted average Supercompressibility e 4 28 29
275. ject Site Configuration Port 3 Rev timeout x 0 15 L 9 Hide primary slave F Swap Modbus byte Swap Modbus words Disable pass thru None Y Authorization waiver ProSoft Technology Inc Page 35 of 290 November 26 2007 AFC Manager Configuration Tool Site Configuration Automatic Flow Computer The Modbus master command is generated from the processor using ladder logic Modbus master block After the Modbus master transaction is completed the module is ready to receive another Modbus master request from the ladder logic Processor AFC Module Modbus Slave 1 gt Modbus 2 Master Modbus Command Request Block 4 Modbus 3 Master Modbus Response Response Block The following Modbus functions are supported for Modbus master operation Modbus Function Code Description 1 Read Coil Status 2 Read Input Status 3 Read Holding Registers 4 Read Input Registers 15 Force Multiple Coils 16 Preset Multiple Registers The module offers considerable flexibility for Modbus master operation allowing the ladder logic to select one of the following data types Bit packed 16 to a word Word 16 bit register Long 32 bit items as register pairs Long Remote 32 bit items as single registers Note Long data type implements each data unit as one pair of 16 bit registers words Each register contains two bytes Long remote data type implements each d
276. ks thereby making it easy for a SCADA Master to poll only the necessary Modbus addresses in contiguous blocks The virtual slave can also be used for data polling from the processor through the backplane Modbus access to the Virtual Modbus Slave is disabled by default since its Modbus address is originally set as O To use the Virtual Modbus Slave you must initially configure a Modbus address greater than zero in order to enable it Refer to Site Configuration page 23 for more information about enabling the Virtual Slave and using the remapping feature The PLC may always access the Virtual Slave whether or not it has a non zero slave address and thus is available via Modbus A download operation will not transfer the Virtual Slave Remapping configuration You must click on the Write button on the Indirect Address Remapping dialog box to transfer the data Note The first 100 registers in the Virtual Slave Holding Register Bank have been pre assigned and cannot be remapped They map directly to the first 100 holding registers of the Primary Slave Page 144 of 290 ProSoft Technology Inc November 26 2007 Modbus Database AFC Manager Configuration Tool Automatic Flow Computer Virtual Slave Example Application Assume that an application requires a remote Modbus master to poll the orifice diameters for the first 5 channels Continuing the previous example the holding register addresses are listed again the following table
277. l Meter Flow Rate Process Input Components flow rate FR flow threshold kg h Control Opts Calculation Opts period FR alarm threshold kg h If the flow rate is less Archive Config Resettable Accum unit i than this value it will be converted to zero Choose Primary Input Characteristics according to the incoming flow rate delivered over the backplane FR Flow Threshold If at any time the flow rate input value is less than the FR Flow Threshold parameter the module will treat the flow rate as zero no flow FR Alarm Threshold If at any time the flow rate input value is less than the FR Alarm Threshold parameter the module will flag a Flow Rate Low alarm Note that this alarm is different than the one the module would flag if the flow rate would be out of range Input Out of Range Flow Rate Page 66 of 290 ProSoft Technology Inc November 26 2007 Meter Configuration AFC Manager Configuration Tool Automatic Flow Computer 3 7 Linear Meter Configuration The Linear Meter parameters are displayed after you select the Linear Meter Primary Input Pulse Count configures the meter to accept both pulse count and pulse frequency transferred over the backplane and to calculate flow accumulations from the pulse count and flow rates from the pulse frequency Primary Input Pulse Frequency configures the meter to accept only pulse frequency input pulse count is ignored
278. l be made periodically to correct technical inaccuracies or typographical errors Your Feedback Please We always want you to feel that you made the right decision to use our products If you have suggestions comments compliments or complaints about the product documentation or support please write or call us ProSoft Technology 1675 Chester Avenue Fourth Floor Bakersfield CA 93301 1 661 716 5100 1 661 716 5101 Fax http www prosoft technology com Copyright ProSoft Technology Inc 2000 2007 All Rights Reserved AFC Manager User Manual November 26 2007 PSFT UM 07 11 26 ProSoft Technology ProLinx inRAx ProTalk and RadioLinx are Registered Trademarks of ProSoft Technology Inc Contents AFC Manager Configuration Tool Automatic Flow Computer Contents PLEASE READ THIS NOTICE oo ocio Aana deca iC EL cuam na RU a saani dc cv abra aee ka mea Dima a domi nena 2 Your Feedback Please tii erret dede Ee EIE eie edere dne Xe ede ER e Hee EX e ede dese ias 2 1 INTRODUCTION iia 7 1 1_ Update Notice cocina A cra 9 1 27 QUICK Sarita it dd leads eta ito 10 1 9 Install AFC Mariage ee emer et e teet ene rt RR Tex EP dees 10 1 3 1 oystem Requirements e rer Per PA RE RE RA e NU EPA AD ERR T 10 1 3 2 Upgrading from a Previous Version of AFC Manager see emen 11 1 4 Install the Module in the Rack irri id ed denen 12 1 5 Connect the AFC Module to the AFC Mana
279. lative meter alarm input out of range flow rate The flow rate process input after conversion and scaling according to the module id code configured for the input was outside its configured allowable range and the default has been substituted For more information refer to the Input scaling flow rate points Current archive hourly cumulative meter alarm input out of range density The density process input after conversion and scaling according to the module id code configured for the input was outside its configured allowable range and the default has been substituted If a densitometer is configured and its calculation enabled then the PLC supplies a frequency to the densitometer calculation and this alarm applies to the calculated density For more information refer to the Input scaling density points Current archive hourly cumulative meter alarm input out of range water content The water content process input after conversion and scaling according to the module id code configured for the input was outside its configured allowable range and the default has been substituted For more information refer to the Input scaling water content points Page 256 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Current archive hourly cumulative meter alarm Differential pressure low The differential pressure process input is smaller than
280. le password Each port can be assigned to different password protection levels Refer to the AFC Manager User Manual for more information about this topic Hard Password The hard password feature offers further protection against unauthorized access to the module If the Hard Password option is cleared these registers can be read either from an external Modbus device from the processor or using the Modbus master interface in the AFC Manager This operation mode is called Soft Password mode It is then the responsibility of a compatible application such as AFC Manager to verify the password given by the operator against those fetched from the module in order to determine the access granted If the Hard Password option is selected a read of a password register will return zero regardless of the password s actual value In this case read or write access is obtained by writing a candidate password to the Password Test register register 18 the module itself verifies the password and the access granted is determined by reading back that same register 18 called the Accessed Port and Authorization register when read and examining its contents The access is granted to the port over which the request was made other ports remain unaffected If the port remains idle with no Modbus activity for two minutes then the granted access is removed and can be regained only by writing a new password to the test register For highest security you
281. libration mode normal operation is resumed Changes to calibration mode bits are written as events to the event log Process input calibration temperature The temperature process input is in calibration mode Process input calibration pressure The pressure process input is in calibration mode Process input calibration differential pressure The differential pressure process input is in calibration mode Process input calibration flow rate The flow rate process input is in calibration mode Process input calibration density The density process input is in calibration mode Process input calibration water content The water content process input is in calibration mode Meter tag Identifies the meter for printing on reports Gross meter characterization Specifies gross characteristics of the meter including meter type Changes to this point are permitted only while the meter is disabled and cause a complete reinitialization of the meter configuration and zeroing of all accumulators ProSoft Technology Inc Page 189 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Meter type Basic meter type also may select applicable measurement Standards Values Differential meter orifice V cone wedge or flow rate integration Linear meter pulse input or pulse frequency integration Measurement system Fundamental system of engineering units also may select applicable measurem
282. ll Default Ctl 10 0 Flot Default Cpl 11 0 Flot Shrinkage factor 12 0 Flot y Precalculated alpha 2 0 Meter factor curve 0 Flot D Datum point 1 meter factor 1 Flot d Datum point 1 flow rate 2 Flot 7 Datum point 2 meter factor 3 Flot T Datum point 2 flow rate 4 Flot i Datum point 3 meter factor 5 Flot Datum point 3 flow rate 6 Flot 7 Datum point 4 meter factor 7 Flot Datum point 4 flow rate 8 Flot Datum point 5 meter factor Page 130 of 290 ProSoft Technology Inc November 26 2007 Events AFC Manager Configuration Tool Automatic Flow Computer Grup Sbgp ltem DTyp Rkv Data point 9 Flot E Datum point 5 flow rate 3 0 Analysis mole fraction Because the item code extends into the subgroup field this can be the only subgroup of group 3 Pending any future reformat of the Event ld Tag 0 Usht 5 Component 1 scaled molar fraction 1 Usht 5 Component 2 scaled molar fraction 2 Usht 5 Component 3 scaled molar fraction 3 Usht 5 Component 4 scaled molar fraction 4 Usht 5 Component 5 scaled molar fraction 5 Usht 5 Component 6 scaled molar fraction 6 Usht 5 Component 7 scaled molar fraction 7 Usht 5 Component 8 scaled molar fraction 8 Usht 5 Component 9 scaled molar fraction 9 Usht 5 Component 10 scaled molar fraction 10 Usht 5 Component 11 scaled molar fraction 11 Usht 5 Component 12 scaled molar fraction
283. ll need to select the components and enter the normalization error tolerance using the AFC Manager Software Refer to the User Manual for your platform for more information about the Molar Analysis function block Process Input Scaling Gas This parameter configures how the module will interpret the input variable within the given range The possible values are floating point scaled integer and 4 to 20mA Click the Process Input button to configure the valid input ranges If an input data is not within the configured range AFC Manager will flag an alarm on the Meter Monitor dialog box and the alarm bit for the meter will be set 3 5 Process Input Scaling xi Zero scale Full scale Default Raw input 15 i i Pulse frequency Hz p o p o p o Floating point Y A number between 75 and 500 C Zero scale lt Default lt Full scale ProSoft Technology Inc Page 83 of 290 November 26 2007 AFC Manager Configuration Tool Meter Configuration Automatic Flow Computer The process input variables available for gas products depend on the meter type differential or linear and the primary input type For scaled integer process input scaling the module requires the following data formats Scaled Integer Variable Format Example Temperature Two decimal places implied A value of 1342 would be equivalent to 13 42 C Pressure No decimal places implied for A value of 200 would be equivalent the SI u
284. llowed for differential pressure input and for raw input corresponds to the D A zero scale value An input less than this causes an out of range alarm This and the two following points must satisfy the relationship low range lt default lt high range Input scaling differential pressure range high end This is the highest value allowed for differential pressure input and for raw input corresponds to the D A full scale value An input greater than this causes an out of range alarm This and the two surrounding points must satisfy the relationship low range lt default lt high range Input scaling differential pressure default This is the default value for differential pressure input assumed when the actual input is out of range This and the two preceding points must satisfy the relationship low range lt default x high range Input scaling differential pressure module id code The module id code specifies the processing of the PLC supplied value that is required in order to obtain the process input value in engineering units Permitted values are 1 The PLC supplies differential pressure directly as a floating point value 0 The PLC supplies differential pressure directly as a fixed point value scaled to 3 decimal places 20 The PLC supplies the raw D A value from an analog input module this code selects from a predefined list of modules whose pertinent characteristics are its D A zer
285. local PC AFC Manager software click the Write button to transfer the configuration to the module When the Result area shows Success the site configuration has been successfully written to the module Click the Read button to read the current module site configuration The configuration should match the last write operation data If the result area shows Time out verify the serial port communication parameters and the communication cable null modem 2 4 7 PLC Image Button This button is only visible when the module type is PTQ AFC Refer to the PTQ AFC User Manual for detailed information about the Site PLC Images The PLC Image button opens the Site PLC Images dialog box which shows the locations in the PLC of image files Q not defined file will not be scanned else must be between 400001 and 465535 Site PLC images Lx Address Size Supervisory output from PLC to AFC Supervisory input to PLC from AFC eso Wallclock sf Modbus gateway 0 123 Modbus pass thru eap Modbus master a 2 4 8 Ack Chg Button Refer to the Measurement Configuration Changed section 2 4 9 Meters Button This button opens the Meter Configuration dialog box page 49 ProSoft Technology Inc Page 47 of 290 November 26 2007 AFC Manager Configuration Tool Site Configuration Automatic Flow Computer 2 4 10 Done Button This button stores your settings temporarily and closes the Site Configuration dia
286. log box Note that you must also save your project before closing AFC Manager otherwise your configuration will be discarded Page 48 of 290 ProSoft Technology Inc November 26 2007 Meter Configuration AFC Manager Configuration Tool Automatic Flow Computer 3 Meter Configuration In This Chapter gt Meter Type and Product Group Configuration 50 gt Reference CONQItIONS ooooccnnnnicnnnnccnnnnoncncnanannnn nono nnnnnnncnnnno 54 gt Accumulators and Flow RateS oocoooccnnnnncccnnnoccconocananonancninanos 55 gt Meter Control Options Dialog Box sesssesessss 56 gt Archive Configuration essee een 58 gt Differential Meter Configuration 63 gt Linear Meter Configuration sssssssssseeeee 67 gt Meter Factor Linearization sseeee 69 gt Meter Calculation Options esse 72 gt Process Input Scaling ooononncccccnnnnnnnnncccccnncnnnnnnnanccncnnnnnannnnos 75 gt Stream Options nerit a tia 77 gt Product Group Specific Parameters sssssss 78 gt Densitometer Configuration oooooccccninnncocccnncncnncanoncnoconcnannnnnos 91 gt Copying a Configuration From a Meter esses 92 After you have completed the Site Configuration tasks the next step is to configure the Meters that will be associated with the module The Meter Configuration d
287. low density factor A 242 API 2540 CPL low density factor B 242 API 2540 Density at API base 241 API 2540 Density at reference 242 API 2540 Hydrometer correction factor 241 API 2540 Pressure correction factor CPL 242 API 2540 Temperature correction factor CTL 242 API 2540 Vapor pressure absolute 241 API 2540 Vapor pressure gauge 242 API 2540 Water content correction factor CSW 244 API2540 Tables 52 Arbitrary event logged registers 1 through 10 173 Archive Configuration 58 ProSoft Technology Inc November 26 2007 Page 279 of 290 AFC Manager Configuration Tool Automatic Flow Computer Archive Configuration Dialog Box 59 Archive configuration daily archive record template type 211 Archive configuration daily extended file size 213 Archive configuration daily filename character 212 Archive configuration daily item address 213 Archive configuration daily item flags 213 Archive configuration daily options 212 Archive configuration daily period accumulator select 213 Archive configuration hourly archive record template type 213 Archive configuration hourly extended file Size 215 Archive configuration hourly filename character 213 Archive configuration hourly item address 215 Archive configuration hourly item flags 215 Archive configuration hourly options 213 Archive configuration hourly period accumulato
288. lowing UserBase is then calculated as CTL Flowing ApiBase CTL UserBase ApiBase to which result is applied the final rounding step of the standard CTL calculation Pressure Correction Factor CPL The CPL Flowing UserBase is calculated according to the method given in MPMS Ch 12 2 1995 In order to correct density at reference to User Base conditions and also when iteratively calculating corrected density for the effect of elevated pressure the CPL Flowing ApiBase unrounded is also calculated according to the same method Density Correction The density at API Base is determined according to relevant standards which density is used as input to the CTL and CPL calculations The density at User Base is determined by multiplying den ApiBase by the term CTL UserBase ApiBase CPL Flowing ApiBase CPL Flowing UserBase all unrounded factors this density is reported only and is not used in any calculations When density correction is not selected or an alarm causes a default to be assumed any default density at reference conditions is deemed to be at User Base and is also corrected to API Base for input to the CTL and CPL calculations Archiving and Event Log A Accumulation and data recording for gas phase archives conform to the requirements of API MPMS Ch 21 sec 1 1993 Liquid phase archives conform to API MPMS Ch 21 sec 2 B Event logging conforms to the requirements given in the Industry Canada Weig
289. ls configured for either Crude NGL or Oil water emulsion you should decide before upgrading the firmware the new product group light or heavy to which each such channel should be assigned This assignment will be performed during the upgrade process and will preserve all other configuration and historical records including accumulator values and archives in contrast to changing a product group after the upgrade which resets the meter configuration and erases all historical records Meter channels configured for Gas or Refined products are not affected AFC Manager exhibits the same behavior when converting a project between versions 2 04 or earlier and 2 05 or later The criterion for assigning the new product group depends on the density units and the Default Reference Density as detailed in the following tables Density Units kg m3 Version 2 04 Product Group Default Reference Density Version 2 05 Product Group Crude NGL 00R2610 0 Crude oils JP4 Crude NGL gt 0 AND lt 610 0 NGLs LPGs Oil Water Emulsion 0 OR gt 610 0 Oil water emulsion Crd Oil Water Emulsion gt 0 AND lt 610 0 Oil water emulsion NGL Density Units Rd 60 Version 2 04 Product Group Default Reference Density Version 2 05 Product Group Crude NGL 0 OR gt 0 6100 Crude oils JP4 Crude NGL gt 0 AND 0 6100 NGLs LPGs Oil Water Emulsion 0 OR 2 0 6100 Oil water emulsion Crd Oil Water Emulsion gt
290. lse Frequency Integration with Liquid Product eeee emen 167 13 6 Modbus Addressing Common to Both Primary and Virtual Slaves seeeee 167 13 6 1 Modbus Dictionary Entries neasi e dsd 169 13 7 Modb s PortconfiguratiON ici nte Re EE te pepe duy ep eun LET Xue Rs eene r Eras danerii 262 13 8 Startup Basics and Frequently Asked Questions see ee 263 13 8 1 How does the module work sss eene nennen ennemi entere enne 264 13 8 2 Why should use the AFC Manager ssssssseeee en eene rennen enne enne 264 13 8 8 Why can t the AFC Manager connect to the module sssssseeee 264 13 8 4 Why do I have to enable or disable a meter sssssssee eem eee 264 13 8 5 Why does the card not calculate results or why did it stop calculating results 264 13 8 6 Whatis the Virtual Modbus Slave ssssssssesee eee eene eene nennen nnne nns 265 13 8 7 How does the AFC Manager transfer the configuration to the module sssss 265 13 8 8 What is the password used for sssssssssssssessse ene nennen enne en nennen nenne 265 13 8 9 Why do receive an Illegal Data Value warning when try to write a meter configuration or download the entire configuration to the module sse emere 265 13 8 10 Why is the Molar Analysis button disabled
291. ly as a floating point value Any densitometer configuration is ignored 0 The PLC supplies density directly as a fixed point value scaled to 1 decimal place Any densitometer configuration is ignored gt 0 If a densitometer is not configured then the PLC supplies the raw D A value from an analog input module this code selects from a predefined list of modules whose pertinent characteristics are its D A zero scale and full scale values the AFC scales the raw input so that the valid D A range scales to the configured density range If a densitometer is configured then any positive value for this point enables the densitometer calculation in this case the PLC supplies the densitometer frequency in Hz as a floating point value and the calculated density is then subjected to the range check Input scaling density input frozen during calibration This point holds the scaled density input present at the time that the input was switched to calibration mode This value is used for all calculations while in calibration until the input is switched out of calibration mode at which time normal operation is resumed If a densitometer is configured and its calculation enabled see module id code then the PLC supplies a frequency to the densitometer calculation and while in calibration mode this point holds the latest calculated density Page 198 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool A
292. meters v 2 01 MVI56 AFC 16 meters v 2 00 MVIS6 AFC 16 meters v 1 05 MVIS6 AFC 16 meters v 1 04 MVI56 AFC 16 meters v 1 03 MVI56 AFC 16 meters v 1 02 The version number refers to the firmware version of your module If you do not know the firmware version number follow these steps a Open the Project menu b Choose Site Configuration This action opens the Site Configuration dialog box page 24 Page 16 of 290 ProSoft Technology Inc November 26 2007 Introduction AFC Manager Configuration Tool Automatic Flow Computer C Click the Read button page 47 The firmware version is listed below the serial number in the upper right part of the dialog box Site Configuration Site name i Ec Project name Serial number Primary Modbus slave address Firmware version revision number pp Virtual Modbus slave address Configuration changed Ack Chg jo End of day minute PLC status End of hour minute Site status 1 01 325 Barometric pressure kPaa 3022h Site options Pass thru Max PLC window size i Pass thru Word region size po Pass thru Bit region size jo Pass thru Word region address po Pass thru Bit region address Between 1 and 64 characters Important You must be connected to the module and online to read data from the module 3 Follow the steps in the remainder of this User Guide to configure your module and your AFC device 4 Before clo
293. mperature between 0 C and 25 C and pressure between 50kPaa and 110kPaa with the allowed ranges for US units approximately equivalent For gases this flexibility of reference conditions is handled automatically by the implementation of the AGA 8 1992 standard for compressibility Z together with the real gas law PV ZNRT For liquids correction factors for non standard reference conditions are calculated differently depending on the firmware version For version 2 05 and later correction factors and corrected density are calculated according to the 2004 edition of API MPMS Chapter 11 1 except for the NGL product groups for which the CTL and density calculations of GPA TP 25 are extended with the CPL calculations of old MPMS Chapter 11 2 in a manner analogous to that of the 2004 Chapter 11 1 For version 2 04 and earlier correction factors and corrected density are calculated as described in the following paragraphs using the calculations of the 1980 edition of MPMS Chapter 11 1 In all cases the density input to the calculations is the density at standard API base conditions ProSoft Technology Inc Page 155 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Temperature Correction Factor CTL First the standard factor CTL Flowing ApiBase is calculated except that the final rounding step is not performed Then CTL UserBase ApiBase is calculated also unrounded The CTL F
294. mputer 2 Site Configuration In This Chapter gt Site Configuration Dialog Box cooooconocccccinnnccncccoccccccnnnncnnnnos 24 gt Site Information emen 24 gt Site Configuration Parameters sssssssssssss 29 gt Site Configuration Buttons ooooococcnncnninococccnccnonannnoncnnnnnnnnannnnns 41 The first task in setting up a Project is to configure the overall settings for the site The Site Configuration dialog box is where you assign the settings that apply to the entire project mb Project name Modbus slave addresses Memory allocation Port configuration and mapping Site options and status gt To begin configuring a site Start AFC Manager On the File menu choose New and then select the module type number of meters and firmware version On the Project menu choose Site Configuration This action opens the Site Configuration dialog box Choose the settings to apply to the site When you are finished click Done and then open the File menu and choose Save As to save your project ProSoft Technology Inc Page 23 of 290 November 26 2007 AFC Manager Configuration Tool Site Configuration Automatic Flow Computer 2 1 2 2 Site Configuration Dialog Box The Site Configuration dialog box opens when you open the Project menu in AFC Manager and then choose Site Configuration Use this dialog box to define the settings that apply to the Project as a whole Site Configurat
295. n 0 and 59 Barometric pressure The normal atmospheric pressure for the site It is added to the value from a pressure transmitter that supplies gauge units above atmospheric to arrive at absolute units for use in measurement calculations It may be expressed in either SI units kPaa or US units psia according to the setting of site option Barometric pressure in US units register 119 bit 2 Modbus pass thru Maximum PLC window size These five registers specify the pass thru capability of the virtual slave in which Modbus write commands issued by an external master are passed through directly to the PLC for interpretation bypassing the AFC s Modbus table Pass thru is enabled by entering a non zero PLC window size this register that specifies the maximum width in 16 bit words of the data portion of a Modbus command to be passed to the PLC together with Modbus address regions registers 142 and 143 for word write registers 144 and 145 for bit write that specify which incoming Modbus commands are to be treated as pass thru The window size may range from zero pass thru disabled up through a maximum of 125 the maximum length of the data portion of a Modbus command or a smaller number depending on the backplane characteristics of the platform Pass thru is enabled or disabled for individual serial ports according to the setting of a port option bit Pass thru is effective only for Modbus write commands to the virtual slave arrivi
296. n the Meter Monitor dialog box Page 62 of 290 ProSoft Technology Inc November 26 2007 Meter Configuration AFC Manager Configuration Tool 3 6 Automatic Flow Computer 3 5 5 Archive Period Accumulation Dialog Box This dialog box opens when you click the Accumulator Select button on the Archive Configuration dialog box Archive Period Accumulato Ed C none C Mass C Energy Net volume Gross volume C Gross standard volume Select the quantity to be accumulated in the archive period accumulator result The following types are available according to the meter type and product group None Mass Energy Net Volume Gross Volume Gross Standard Volume Water Volume Differential Meter Configuration The Differential Meter parameters are displayed after you select Differential Meter in the Process Input area of the Meter Configuration dialog box Differential pressure configures the module to use the differential pressure value transferred through the backplane as the primary input for volume calculation This is the normal setting for most projects Flow rate configures the module to use the flow rate value transferred through the backplane for volume calculation In this situation the flow rate value should be transferred through the backplane instead of the differential pressure This means that the flow rate will use the same backplane location that the differential pressure would
297. nalysis molar fraction component 6 725 1 word Analysis molar fraction component 7 726 1 word Analysis molar fraction component 8 727 1 word Analysis molar fraction component 9 728 1 word Analysis molar fraction component 10 729 1 word Analysis molar fraction component 11 730 1 word Analysis molar fraction component 12 731 1 word Analysis molar fraction component 13 732 1 word Analysis molar fraction component 14 733 1 word Analysis molar fraction component 15 734 1 word Analysis molar fraction component 16 735 1 word Analysis molar fraction component 17 736 1 word Analysis molar fraction component 18 737 1 word Analysis molar fraction component 19 738 1 word Analysis molar fraction component 20 739 1 word Analysis molar fraction component 21 740 1 word Analysis molar fraction component 22 741 1 word Analysis molar fraction component 23 742 1 word Page 158 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Description Meter Relative Address Length Analysis molar fraction component 24 743 1 word Input pulse count archive reset daily 840 2 words Input pulse count archive reset hourly 842 2 words Previous input pulse count 846 2 words Current master pulse count 848 2 words Non resettable accumulator mass totalizer 850 2 words
298. nd 4 to 20mA Click the Process Input button to configure the valid input ranges If an input data is not within the configured range AFC Manager will flag an alarm on the Meter Monitor dialog box and the alarm bit for the meter will be set E Process Input Scaling Lx Temperatue COIE Floating point Jm 0 po leo fFeatina point Floating point Differential pressure eap e Floating point point Floating point X PP gt Pressure kPag Density kg m3 Water content Zero scale Full scale Default fScaledinteaer Scaled integer Y A number between 75 and 500 C Zero scale lt Default lt Full scale Raw input Floating point Floating point The process input variables available for liquid products depend on the meter type differential or linear and the primary input type For scaled integer process input scaling the module requires the following data formats Scaled Integer Variable Format Example Temperature Two implied decimal places A value of 1342 would be equivalent to 13 42 C Pressure No decimal places implied for A value of 200 would be equivalent the SI units kPa and one decimal place implied for the US units psi to 200kPag Differential Pressure Two decimal places implied for inches of H20 and three places for kPa A value of 35142 would be equivalent to 35 142kPa Pulse Frequency Hz No decimal places A value of 200 would b
299. nfiguration Tool Modbus Database Automatic Flow Computer 11 2 MODBUS Dictionary Dialog Box MODBUS Map This dialog box opens when you open the Project menu and choose Modbus Dictionary This dialog box shows a map of registers addresses and data types for the Modbus database holding register area only E Modbus Dictionary Mm E Source Configuration Dictionary Section Meter Show bits C ee fa y OO Bo Unsigned int Firmware product code group Unsigned byte Firmware product code group platform Unsigned byte Firmware product code group application class Unsigned int Firmware product code item Unsigned byte Firmware product code item number of streams Unsigned byte Firmware product code item number of meters Unsigned int Firmware version number Unsigned byte Firmware version number minor version number Unsigned byte Firmware version number major version number Unsigned int Firmware revision number Unsigned long Serial number Bitmap Site status basic Bitmap Extended site status ioo is w m m m Im e0O e0Ojojojo PLC offline Password write enable Wallclock year Wallclock month Wallclock day wallclock hour E H L L m w Select Local to show points for your open configuration AFC file Select On line to show points for the configuration of your connected module The information in this dialog box
300. ng via an enabled serial port and only for the pass thru register region specified any other Modbus access including reads writes to registers outside the specified region access via disabled ports backplane gateway access and primary slave access is unaffected A write to the virtual slave through an enabled port must reside either wholly within the pass thru region and is passed thru or wholly without it and is a normal virtual slave write no region spanning is permitted Modbus pass thru Word region address This register and the next specify the region of the virtual slave Modbus address space to which incoming Modbus word write commands functions 6 and 16 are to be passed thru directly to the PLC This region may be taken from anywhere in the 65536 register Modbus holding register address space even from outside the defined range of the virtual slave with the exception of the first 100 registers addressed 0 through 99 A region size of zero disables word write pass thru Refer to the description of register 141 for more information ProSoft Technology Inc Page 177 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Modbus pass thru Word region size This register and the previous specify the region of the virtual slave Modbus address space to which incoming Modbus word write commands functions 6 and 16 are to be passed thru directly to the PLC This region may be taken from
301. nication Parameters 33 Component Analysis Molar Analysis Dialog Box 81 Component non resettable accumulator component residue 228 Component non resettable accumulator component totalizer 228 Composition factor 240 Compressibility calculation error 235 Compressibility Factor F 156 Configurable Archive Registers 157 Configurable Options 150 Configuration Changed 25 Configuration Download 10 93 Configuration Upload 94 Connect the AFC Module to the AFC Manager 10 13 Controlling Law and Severability 275 Converting a Project 18 Copying a Configuration From a Meter 92 Corner taps 190 Correction Factors According to Product Phase 153 C prime 240 Create the File Report Log File 97 Creating a File Report Log File e 102 AFC Manager Configuration Tool Automatic Flow Computer Current archive daily closing timestamp packed 247 Current archive daily closing timestamp packed bisecond 247 Current archive daily closing timestamp packed day 247 Current archive daily closing timestamp packed hour 247 Current archive daily closing timestamp packed minute 247 Current archive daily closing timestamp packed month 247 Current archive daily closing timestamp packed year 247 Current archive daily cumulative meter alarm Accumulation overflow 249 Analysis characterization error 250 Analysis total not normali
302. nits kPa and one to 200kPag decimal place implied for the U S units psi Differential Pressure Two decimal places implied for A value of 35142 would be inches of H20 and three places equivalent to 35 142kPa for kPa Flow rate No decimal places implied for A value of 102 would be equivalent the SI units or US units To to 102 Ib hr obtain desired precision choose appropriate Primary Input Characteristics 3 12 3 Liquid Product Overview The module supports applications involving crude or refined oil such as crude oil oil water emulsion propane butane NGLs LPGs gasoline jet fuels and lubricating oils When measuring liquids with density correction density at flowing conditions is required This value may be provided directly as a process input or the module can calculate a density from the frequency provided by a densitometer device Density Units The liquid density units can be expressed as Density is in kg m Relative density 60 F 60 F API gravity For NGL and crude oil measurement applications the optional automatic calculation of Net Oil Volume and mass based on the Sediment and Water S amp W percent input is supported Only provide the S amp W percent value in the specified controller register The module puts the gross standard net oil and water accumulations in separate accumulators Page 84 of 290 ProSoft Technology Inc November 26 2007 Meter Configuration AFC Manager Configur
303. noxide 21 po Ar argon 10 pp 02 oxygen 22 pp neoC5 neopentane 11 pp iC4 iso butane 23 pp Ux userl 12 pp nC4 normal butane 24 b Uy user2 The concentration in the fluid of C2 ethane as a molar fraction a number between 0 0000 and 1 0000 C8 octane C9 nonane C10 decane He helium Ar argon neoC5 neopentane F Ux user F Uy user2 Copy Analysis From Meter number MS Stream number E The module records events every time a molar concentration value changes For applications that involve gas chromatograph devices this feature might not be desirable because it is expected that the values should frequently change You can disable this feature using AFC Manager Meter Configuration Control Options Treat Analysis as Process Input ProSoft Technology Inc November 26 2007 Page 79 of 290 AFC Manager Configuration Tool Automatic Flow Computer Meter Configuration 3 12 2 Gas Specific Parameters and Component Analysis Molar Analysis Configuration When gas is selected as the product group the following parameters must be configured Meter Configuration Select Meter Meter number i Ja E Component Analysis Stream 1 C1 methane N2 nitrogen C02 carbon dioxide C2 ethane C3 propane H20 water Cc C 4 WD H25 hydrogen sulphide H2 hydrogen w 0 CO carbon monoxide e D2 oxygen iC4 iso butane nC4 normal butane UR
304. ns 180 Units 181 Measurement configuration changed meter base 180 Measurement configuration changed meter stream 181 Analysis mole fraction 182 Meter K factor curve 182 Options 182 Parameter value 182 Measurement configuration changed site 180 Arbitrary event logged value 180 Options 180 Parameter value 180 Measurement Standards 152 Measurement system 189 Meter 1 in alarm 182 Meter 10 in alarm 183 Meter 11 in alarm 183 Meter 12 in alarm 183 Meter 13 in alarm 183 Meter 14 in alarm 183 Meter 15 in alarm 183 Meter 16 in alarm 183 Meter 2 in alarm 182 Meter 3 in alarm 182 Meter 4 in alarm 182 Meter 5 in alarm 182 Meter 6 in alarm 182 AFC Manager Configuration Tool Automatic Flow Computer Meter 7 in alarm 183 Meter 8 in alarm 183 Meter 9 in alarm 183 Meter alarm Accumulation overflow 233 Analysis characterization error 233 Analysis total not normalized 233 Analysis total zero 233 Compressibility calculation error 233 Differential pressure low 232 Flow rate low 232 High water error 233 input out of range density 232 input out of range differential pressure 232 input out of range flow rate 232 input out of range pressure 232 input out of range temperature 231 input out of range water content 232 Orifice characterization error 233 Orifice pressure exception 233 Pressure correction error 234 Pulse frequency low
305. ns you should disable all meter channels that are not being used You cannot change a meter type and or product group for a meter channel that is currently enabled 13 8 5 Why does the card not calculate results or why did it stop calculating results This could be caused by a couple of things 1 The first thing to check is that the module actually received a clock If the card does not get a clock it will not be able to schedule storage of historical records 2 The next possibility is that the meter is not enabled or some parameter for the run is not correct Check to see if the run is enabled and that no errors exist in configuration or data for the run in question Check for alarms arising from the calculations The AFC Manager software can be a great help with this as it will highlight problem areas Page 264 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer 13 8 6 What is the Virtual Modbus Slave The AFC Modbus database can be accessed using the Primary Modbus Slave address More than 100 000 registers may be accessed using this slave You may want to use certain values from the Modbus database in a different order than the one presented in the Primary Modbus Slave One example is if you want to poll certain values from the Modbus database using a Modbus master device in the field Instead of using several commands to poll from different locations in the Modb
306. nt than the one the module would flag if the differential pressure would be out of range Input Out of Range Differential pressure V Cone Discharge Coefficient For an Orifice meter AGA3 dictates the calculation of the Coefficient of Discharge a multiplicative factor used in calculating the flow rate For a V cone meter there is no corresponding calculation so the Coefficient of Discharge must be entered from the manufacturer s data sheet The V Cone Discharge Coefficient has no meaning unless the V Cone Device option is selected see Calculation Options button Viscosity Enter the viscosity value to be used in the calculation The default value is 0 010268 3 6 2 Orifice and Meter Tube Parameters dialog box This dialog box opens when you click the Orifice button on the Meter Configuration dialog box Orifice and Meter Tube Parameters LX Orifice Meter Tube Temperature C EE 20 Diameter mm 0 0 Thermal expansion coefficient C e 6 Temperature The temperatures at which the diameter measurements are made Default value for each is 20 C 68 F Diameter Each measured diameter should be positive and orifice plate diameter should be less than meter tube diameter Default values are zero which will cause a measurement alarm For a V Cone device enter the cone diameter instead of the orifice diameter ProSoft Technology Inc Page 65 of 290 November 26 2007 AFC Manager Configurat
307. nted as an integer scaled by 10000 The value is as input via configuration or over the backplane from the PLC before normalization Concentrations are packed towards the beginning of this table if the number of components in register 8130 bits 8 thru 15 is not less than 21 then this table entry 21 contains the concentration of the component identified by the 21st 1 bit in the component map and if the number of components is less than 21 then this table entry 21 is zero Page 224 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Analysis molar fraction component 22 The concentration of the 22nd component selected in the Analysis component map at register 8130 represented as an integer scaled by 10000 The value is as input via configuration or over the backplane from the PLC before normalization Concentrations are packed towards the beginning of this table if the number of components in register 8130 bits 8 thru 15 is not less than 22 then this table entry 22 contains the concentration of the component identified by the 22nd 1 bit in the component map and if the number of components is less than 22 then this table entry 22 is zero Analysis molar fraction component 23 The concentration of the 23rd component selected in the Analysis component map at register 8130 represented as an integer scaled by 10000 The value is as input via configuration or
308. ntenance repair warranty exchange and service programs collectively Services By purchasing or using the Product or Services the individual or entity purchasing or using the Product or Services Customer agrees to all of the terms and provisions collectively the Terms of this Limited Warranty All sales of software or other intellectual property are in addition subject to any license agreement accompanying such software or other intellectual property 14 5 1 What Is Covered By This Warranty A Warranty On New Products ProSoft warrants to the original purchaser only that the Product that is the subject of the sale will 1 conform to and perform in accordance with published specifications prepared approved and issued by ProSoft and 2 will be free from defects in material or workmanship provided these warranties only cover Product that is sold as new This Warranty expires one year or in the case of RadioLinx modules three years from the date of shipment the Warranty Period If the Customer discovers within the Warranty Period a failure of the Product to conform to specifications or a defect in material or workmanship of the Product the Customer must promptly notify ProSoft by fax email or telephone In no event may that notification be received by ProSoft later than 15 months or in the case of RadioLinx modules 39 months from the date of delivery Within a reasonable time after notification ProSoft will correct
309. nts appear always in the same locations regardless of whether the corresponding components are selected ProSoft Technology Inc Page 39 of 290 November 26 2007 AFC Manager Configuration Tool Site Configuration Automatic Flow Computer Changing this setting may require corresponding changes to PLC programs that deliver the analyses Default setting is packed to be consistent with earlier versions of the AFC but this default will change in a future version This option is present only for MVI56 AFC and MVI69 AFC For other platforms where the option is not present analyses transferred over the backplane are always unpacked 2 3 8 Pass thru Configuration The module supports the Modbus Pass Thru feature for write commands When the pass thru region in the virtual slave is properly configured all Modbus write commands pointing inside that area will be handled by ladder logic using the Modbus Pass Thru function block Refer to the module s user manual for specific information on the pass through backplane functionality Pass Thru Max Window Size Defines the maximum pass thru window size expressed as 16 bit words in the Virtual Modbus Slave The maximum allowed value for this point depends on the platform Refer to the user manual for your module for specific configuration information Pass Thru Word Region Address amp Pass Thru Word Region Size These two parameters define the Pass Thru Word Region located in the Vi
310. nts as downloaded so that they may be overwritten by new events Clear all checksum alarms A checksum alarm indicates a checksum verification failure during power up Non volatile information is kept in battery backed RAM It is partitioned into several blocks each of which contains a checksum and when the information is changed the checksum is updated also During power up the checksum is verified and upon failure the alarm bit is latched and the checksum corrected The alarm bit remains latched even through subsequent power cycles until it is explicitly cleared from outside which may be performed by issuing this signal to clear all alarms or by writing a 1 to an individual alarm bit to clear that alarm only There is one checksum alarm word for the site as a whole and one checksum alarm word for each meter Checksum alarms site Checksum alarms detected for the site as a whole For more information view bit level detail and refer to the site signal Clear all checksum alarms register 200 bit 1 Checksum alarm Site identification and configuration During power up the checksum for the non volatile memory containing the site identification and configuration did not verify For more information refer to the site signal Clear all checksum alarms register 200 bit 1 Checksum alarm Virtual slave indirect address table During power up the checksum for the non volatile memory containing the virtual slave indirect add
311. nts of the project For example if flowing density is manually entered directly from the reading of a glass hydrometer containing a sample of the fluid the Hydrometer Correction for the expansion of the glass due to temperature would be required On the other hand if the meter already provides a temperature corrected pulse train it would be an error to perform Temperature Correction a second time 3 9 7 Vapor Pressure Via TP 15 Technical Paper 415 API specifies that the pressure correction factor CPL which corrects the measured volume for the effect of pressure must correct to standard pressure or equilibrium pressure whichever is higher In US units standard pressure for liquids is 14 696 psia one atmosphere at sea level and standard temperature is 60 F This works well for liquids such as gasoline and crudes but lighter products such as propane are gaseous at these conditions The equilibrium pressure of the API standard is the pressure at which the liquid fluid and its vapor are in equilibrium This is also called the vapor pressure GPA s TP 15 Technical Paper 15 is a correlation for calculating the equilibrium vapor pressure for typical hydrocarbon fluids for example propane from density and temperature 3 9 8 Density Correction for Pressure This option effective only when option Density Correction is selected enables the effect of pressure to be included in the density correction calculation
312. o be present Port Delay before data In units of 5 ms with valid values from 0 to 255 1 275 seconds In a Modbus transmission this delay is imposed between the actual or assumed appearance of CTS and the start of data transmission Port Password authorization waiver Waive password requirement for Modbus reads and or writes via this port View bit level detail for more information ProSoft Technology Inc Page 175 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Port Authorization waiver read If set Modbus reads through this port are always authorized no password is required Port Authorization waiver write If set Modbus writes through this port are always authorized no password is required Port Delay after data In units of 5 ms with valid values from 0 to 255 1 275 seconds In a Modbus transmission this delay is imposed between the end of data transmission and the dropping of RTS Site options View bit level detail for more information Return Unix style timestamps via virtual slave Return packed 32 bit timestamps as seconds since 1970 Unix style when reading from the virtual slave Packed timestamps read from the primary slave are always bit field encoded Event log unlocked If set then event log records may be overwritten before being downloaded first Barometric pressure in US units If set then barometric press
313. o personnel Refer to the documentation for each device you plan to connect to verify that suitable safety procedures are in place before installing or servicing the device After you have checked the placement of the jumpers insert the AFC module into the rack Use the same technique recommended by the processor manufacturer to remove and install AFC modules Warning When you insert or remove the module while backplane power is on an electrical arc can occur This could cause an explosion in hazardous location installations Verify that power is removed or the area is non hazardous before proceeding Repeated electrical arcing causes excessive wear to contacts on both the module and its mating connector Worn contacts may create electrical resistance that can affect module operation Note If you insert the module improperly the system may stop working or may behave unpredictably After you have installed the AFC module in the rack with the processor you should then download the sample program to the processor 1 Connect a null modem cable from the serial port on your computer to the serial port on the processor 2 Start the configuration tool for your processor RS Logix for MVI AFC modules Concept Unity or ProWorx for PTQ AFC and establish communication with the processor 3 Open the sample program in the configuration tool Adjust the slot number and processor type if necessary to match the physical configuration of the proces
314. o scale and full scale values the AFC scales the raw input so that the valid D A range scales to the configured differential pressure range Input scaling differential pressure input frozen during calibration This point holds the scaled differential pressure input present at the time that the input was switched to calibration mode This value is used for all calculations while in calibration until the input is switched out of calibration mode at which time normal operation is resumed Input scaling flow rate range low end This is the lowest value allowed for flow rate input and for raw input corresponds to the D A zero scale value An input less than this causes an out of range alarm This and the two following points must satisfy the relationship low range lt default lt high range Page 196 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Input scaling flow rate range high end This is the highest value allowed for flow rate input and for raw input corresponds to the D A full scale value An input greater than this causes an out of range alarm This and the two surrounding points must satisfy the relationship low range lt default lt high range Input scaling flow rate default This is the default value for flow rate input assumed when the actual input is out of range This and the two preceding points must satisfy the rela
315. o the module id code configured for the input was outside its configured allowable range and the default has been substituted For more information refer to the Input scaling temperature points Current archive daily cumulative meter alarm input out of range pressure The pressure process input after conversion and scaling according to the module id code configured for the input was outside its configured allowable range and the default has been substituted For more information refer to the Input scaling pressure points Current archive daily cumulative meter alarm input out of range differential pressure The differential pressure process input after conversion and scaling according to the module id code configured for the input was outside its configured allowable range and the default has been substituted For more information refer to the Input scaling differential pressure points Current archive daily cumulative meter alarm input out of range flow rate The flow rate process input after conversion and scaling according to the module id code configured for the input was outside its configured allowable range and the default has been substituted For more information refer to the Input scaling flow rate points ProSoft Technology Inc Page 249 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Current archive daily cumulative meter alarm inp
316. o trend the different quantities simultaneously amp Meter Archive Data Chart DER Accumulator archive period daily totalizer X Page 120 of 290 ProSoft Technology Inc November 26 2007 Events AFC Manager Configuration Tool Automatic Flow Computer 9 Events In This Chapter gt The Event Log viii enr een 121 gt Event Log Structures oooocccocinocccocnnccoconononccnncnncnnanonocnncnnnnnnns 122 Pe EVEN Tai ea RS 123 gt Event triggered archives and accumulator resets 124 Period end events esee 124 gt Loggable events 125 gt Speclal evehts epe ce reet ii Reste xe ERE 126 gt Site Datum Point events 127 gt Meter Datum Point events 127 gt Stream Datum Point events sssee 130 gt o MRK DOGS iere liada 131 gt Event numbers and Event Log Download 132 9 1 The Event Log An event is any occurrence that may affect the manner in which or whether measurement is performed Events include for example Any change to a sealable parameter Power up product may have been lost during the power down period Achange in PLC operating mode programming changes may alter measurement Adownload of the event log for audit trail purposes The Event Log occupies a block of 16000 Input registers in the Modbus table starting at address 40000 and proceeding through addr
317. oad the Module Configuration to the Module page 93 Step 9 Verify Correct Operation page 21 1 3 Install AFC Manager The AFC Manager application is included on the CD ROM shipped with your module Before you can use the application you must install it on your computer 1 3 1 System Requirements The following system requirements are the recommended minimum specifications to successfully install and run AFC Manager Microsoft Windows compatible PC Windows 2000 with Service Pack 2 or higher or Windows XP Professional with Service Pack 2 or higher or Windows 2003 300 mHz Pentium processor or equivalent 128 megabytes of RAM 20 megabytes of free disk space Available serial port COM port or USB to Serial adapter cable with necessary drivers required for communication between AFC Manager software and the AFC module DB9 adapter cable included with module required for connection between PC serial port and AFC module PTQ AFC module does not require an adapter Page 10 of 290 ProSoft Technology Inc November 26 2007 Introduction AFC Manager Configuration Tool Automatic Flow Computer gt To install the AFC Manager application 1 Insert the ProSoft Solutions CD in your CD ROM drive On most computers a menu screen will open automatically If you do not see a menu within a few seconds follow these steps a Click the Start button and then choose Run b Inthe Run dialog box click the Browse button c Int
318. ock value 0 thru 23 Current archive daily closing timestamp packed day The archive s closing timestamp day of the month less 1 value 0 thru days in month 1 Current archive daily closing timestamp packed month The archive s closing timestamp month of the year less 1 value 0 thru 11 Current archive daily closing timestamp packed year The archive s closing timestamp year less 1996 value O thru 103 through year 2099 Page 248 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Current archive daily flowing period fraction The fraction of the archive period during which flow occurred This is calculated as number of scans with flow total number of scans and is expressed as an integer scaled to 4 decimal places so that 10000 means 1 0000 i e continuous flow The period covered is the period that contributes to this record i e the period between the opening timestamp and the closing timestamp Current archive daily cumulative meter alarms Bitmap of all meter alarms occurring during the archive period calculated by OR ing into this point at the end of each calculation scan the contents of Meter alarms register 9601 See bit level detail for more information Current archive daily cumulative meter alarm input out of range temperature The temperature process input after conversion and scaling according t
319. of PLC downtime shorter than the rollover period of the counter module cause no loss of product Measurement Configuration Changed Set when any bit in the measurement configuration changed registers is set Power up Set upon power up and cleared when the wallclock has been set Cold start Upon power up the module s non volatile memory is checked for validity confirming that certain known values are present in their proper locations If the contents of the memory are invalid the memory is initialized with a default configuration and the bit is set The bit remains set even through subsequent power cycles until at least one meter is enabled at which time the bit is cleared If the module contains the BBRAM daughter card supported on firmware versions 2 00 000 or newer the cold start status is easily identified when both LEDs OK and ERR are illuminated Hard Password Enables secure password controlled access to the AFC Passwords are stored in the AFC by writing them to the password registers 9 and 19 but in hard password mode reading those registers always returns zero Read and or write access to the AFC is granted by writing a candidate password to the password test register register 18 and the access granted is determined by reading back that register and examining its contents The access is granted to the port over which the request was made other ports remain unaffected If the port remains idle with no Modbus activity
320. omatic Flow Computer Meter Type Configured As Differential or Linear V Cone Differential You must configure the meter as V Cone type in the AFC Manager Meter Configuration Calculation Options Wedge Differential Refer to Wedge Meter Applications page 158 for information about using the wedge meters Vortex Linear or Differential Ultrasonic Linear or Differential Coriolis Linear or Differential Note For Vortex Ultrasonic or Coriolis meters the selection depends on the output generated by the meter If the meter provides a pulse train representing the volume increment the AFC meter should be configured as Linear with Primary Input selected as Pulse Count If the meter provides the instantaneous flow rate then the AFC meter should be configured as Differential with Primary Input selected as Flow Rate Note The module does not support applications to measure water because the implemented standards are applicable to hydrocarbon fluids only 13 1 6 Hardware Specifications These modules are designed by ProSoft Technology and incorporate licensed technology from Schneider Electric Modbus technology and from Rockwell Automation backplane technology MVI46 AFC MVI56 AFC MVI69 AFC MVI71 AFC PTQ AFC Current 800mA 5 1 VDC 800mA 5 1 800 mA 5V 800 mA 5 1 800 mA 5V from Loads from backplane VDC from from backplane VDC from backplane backplane Power supply backplane
321. omplete click the Write button to transfer the entire remapping configuration to the module This process may take a few minutes While the transfer is taking place the Result field green rectangle shows the message Writing indirect address definition block xx of yy where xx 1 to 249 and yy may be as large as 249 When the transfer is complete the result field displays Success To read the current remapping configuration from the module to the local computer click the Read button This process may take a few minutes Important The Download Configuration does not transfer the remapping configuration Use the steps described in this topic to transfer the remapping configuration to the module Tip Use the Modbus Dictionary dialog box page 140 to view Modbus addresses in the module Accessing the Data The AFC Manager provides an easy way to read and write data from both slaves through the Modbus Master Interface Modbus Master Lx Set Port r Set Transaction Comm partis open Slave Address p i si Close Manual C Auto Update Time s eo com 6 y 9600 Y Time Out ms Result Parity Function None C Even C Odd Read C Write Mode Data Stop Register RTU C zs 181 Holdino Registers Attems Y C ASCII 8Bits C 2Bits Ofse o Count 2 Time ms B Bit Display C Binay C Byte Page 32 of 290 ProSoft Technology Inc Novemb
322. on Tool Meter Configuration Automatic Flow Computer 3 14 Copying a Configuration From a Meter For projects where more than one meter uses the same or similar configurations you can copy the configuration from one meter to another gt To copy a meter configuration 1 Inthe Select Meter panel of the Meter Configuration dialog box select the number of the destination meter the meter that has not yet been configured 2 Inthe Copy Config From panel of the Meter Configuration dialog box select the number of the source meter the meter that has already been configured 3 To copy the meter configuration and meter analysis click Copy This action copies the entire meter configuration except the Meter Tag the PLC Image assignments PTQ AFC only which retain their existing values You may then edit the copied configuration for any differences specific to the meter Page 92 of 290 ProSoft Technology Inc November 26 2007 Saving the project AFC Manager Configuration Tool 4 1 Automatic Flow Computer Saving the project In This Chapter gt Configuration Download sss 93 gt Configuration Upload sssssssseeen 94 After you have finished working on your project you should save your configuration so that you can open the project file later if you need to make changes To save your project click the Done button to close any dialog boxes that are open and then open th
323. onent identified by the 16th 1 bit in the component map and if the number of components is less than 16 then this table entry 16 is zero Analysis molar fraction component 17 The concentration of the 17th component selected in the Analysis component map at register 8130 represented as an integer scaled by 10000 The value is as input via configuration or over the backplane from the PLC before normalization Concentrations are packed towards the beginning of this table if the number of components in register 8130 bits 8 thru 15 is not less than 17 then this table entry 17 contains the concentration of the component identified by the 17th 1 bit in the component map and if the number of components is less than 17 then this table entry 17 is zero ProSoft Technology Inc Page 223 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Analysis molar fraction component 18 The concentration of the 18th component selected in the Analysis component map at register 8130 represented as an integer scaled by 10000 The value is as input via configuration or over the backplane from the PLC before normalization Concentrations are packed towards the beginning of this table if the number of components in register 8130 bits 8 thru 15 is not less than 18 then this table entry 18 contains the concentration of the component identified by the 18th 1 bit in the component map and if the number o
324. option Vapor pressure via TP 15 register 8025 bit 12 or b the vapor pressure calculation fails Water density at API reference kg m3 The density of the water contained in the emulsion which value may vary depending on the salt content Value is always expressed as kg m3 and is limited to the range 900 through 1200 kg m3 Default CTL CTL is the factor that corrects for the effect of temperature on liquid volume when correcting the volume to reference conditions This value is used only when either a temperature correction is not enabled meter calculation option Temperature correction register 8025 bit 10 or b the temperature correction calculation fails Page 218 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Default CPL CPL is the factor that corrects for the effect of pressure on liquid volume when correcting the volume to reference conditions This value is used only when either a pressure correction is not enabled meter calculation option Pressure correction register 8025 bit 11 or b the pressure correction calculation fails Shrinkage factor An adjustment to the computed net volume applied to account for losses sustained during processing after measurement but before billing or payment such as evaporation of lighter fractions This value is the fraction of the measured net volume that remains after proc
325. option is selected any authorization granted using Hard Passwords times out after two minutes of inactivity and the user will be required to re enter the password to continue 2 4 4 Poll Button The function of the poll button is to update the display of site status the black background boxes in the upper right quadrant of Site Configuration Local Port Settings Dialog Box This dialog box opens when you click the Read Write or Poll buttons on the Site Configuration dialog box E Local Port Settings xi AFC Port eH C2 C3 Copyto Local Primary Slave ddress 244 Time Qut ms r Local com 1 y 3600 y Parity None C Even C Odd Data Stop Mode C 7 Bits 1Bit ATU 8 Bits C 2Bits C ASCII Adjust the communication settings if necessary and then click Done to confirm your port settings and perform the requested task Page 46 of 290 ProSoft Technology Inc November 26 2007 Site Configuration AFC Manager Configuration Tool Automatic Flow Computer 2 4 5 Read Button The read button reads the current site configuration from the module to the local PC Look at the result area green rectangle on the Site Configuration dialog box for the status of the read operation When a Success indication shows in the result area it indicates that the site configuration has been successfully read to the local PC 2 4 6 Write Button After you have completed the site configuration on the
326. or The water content of the emulsion is too large While the original meter alarm is active the specific reason for this alarm is available in the point High water error register 9604 Current archive hourly cumulative meter alarm Reference density error The density correction calculation has reported an error While the original meter alarm is active the specific reason for this alarm is available in the point Reference density error register 9605 Current archive hourly cumulative meter alarm Temperature correction error The temperature correction calculation has reported an error While the original meter alarm is active the specific reason for this alarm is available in the point Temperature correction error Current archive hourly cumulative meter alarm Vapor pressure error The vapor pressure correlation calculation has reported an error While the original meter alarm is active the specific reason for this alarm is available in the point Vapor pressure error register 9607 Current archive hourly cumulative meter alarm Pressure correction error The pressure correction calculation has reported an error While the original meter alarm is active the specific reason for this alarm is available in the point Pressure correction error register 9608 Current archive hourly meter number 1 based This value is always 1 Current archive hourly cumulative meter status Bitmap of selected meter status
327. ored as a floating point value To determine the total accumulation add together the totalizer and the residue Accumulator archive period hourly residue The total accumulation is maintained in two parts the previous point the totalizer is the integral part and is stored as an unsigned 32 bit integer or split double value and this point the residue is the fractional part and is stored as a floating point value To determine the total accumulation add together the totalizer and the residue Component non resettable accumulator component totalizer The total accumulation is maintained in two parts this point the totalizer is the integral part and is stored as an unsigned 32 bit integer or split double value and the next point the residue is the fractional part and is stored as a floating point value To determine the total accumulation add together the totalizer and the residue Component non resettable accumulator component residue The total accumulation is maintained in two parts the previous point the totalizer is the integral part and is stored as an unsigned 32 bit integer or split double value and this point the residue is the fractional part and is stored as a floating point value To determine the total accumulation add together the totalizer and the residue ProSoft Technology Inc Page 229 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Comput
328. osition Desired record position Output from procedure B number of records Maximum number of records Contents of register 40000 In this version of the AFC number of records is 1999 however to be compatible with future versions that may store a different number of events an application should use the value from the header instead of a constant 1999 next record Next new record position Contents of register 40001 next event Next new event number Contents of register 40002 Page 132 of 290 ProSoft Technology Inc November 26 2007 Events AFC Manager Configuration Tool Automatic Flow Computer Term Meaning oldest_event Oldest event number on file Contents of register 40003 oldest_not_downloaded Oldest event number not yet downloaded Contents of register 40004 events on file Total number of events on file Calculated This value starts at 0 upon cold start then as events are logged it rises to a maximum of number of records and stays there downloadable event Event number of event being downloaded Calculated event age The age of the event in question Calculated The next event to be written which of course is not yet on file has age 0 the newest event already on file has age 1 the next older event has age 2 and so on up to age number of records Also in these procedures A The expression AND 0x0000FFFF means take the low order 16 bits of the result disc
329. ow Computer Analysis molar fraction component 10 The concentration of the 10th component selected in the Analysis component map at register 8130 represented as an integer scaled by 10000 The value is as input via configuration or over the backplane from the PLC before normalization Concentrations are packed towards the beginning of this table if the number of components in register 8130 bits 8 thru 15 is not less than 10 then this table entry 10 contains the concentration of the component identified by the 10th 1 bit in the component map and if the number of components is less than 10 then this table entry 10 is zero Analysis molar fraction component 1 1 The concentration of the 11th component selected in the Analysis component map at register 8130 represented as an integer scaled by 10000 The value is as input via configuration or over the backplane from the PLC before normalization Concentrations are packed towards the beginning of this table if the number of components in register 8130 bits 8 thru 15 is not less than 11 then this table entry 11 contains the concentration of the component identified by the 11th 1 bit in the component map and if the number of components is less than 11 then this table entry 11 is zero Analysis molar fraction component 12 The concentration of the 12th component selected in the Analysis component map at register 8130 represented as an integer scaled by 10000 The value is as
330. own in the following illustration i Local Port Settings xi Port ij C 2 C3 Copy to Local Primary Slave Address pa Time Out ms r Local COM 1 hd 9600 Y Parity None C Even C Odd Data Stop Mode C 7 Bits 1Bit RTU 8Bits C 2Bits ASCII 4 The AFC Manager will establish communication with the module Open the Project menu and then select Site Configuration to open the Site Configuration dialog box 5 Onthe Site Configuration dialog box click the Read button You should see the word Success in the Result area of the dialog box 1 5 1 Troubleshooting AFC Manager Connection Problems If AFC Manager has trouble making a connection to the AFC s Primary Slave 1 Check your cabling You must connect a null modem cable between the COM port on your PC and the serial port on the module 2 Connect to the module s Configuration Debug port if possible If you try to connect to another of the module s ports the AFC s configuration may have the Primary Slave hidden at that port At the Configuration Debug port the Primary Slave is always visible 3 Double check your communications settings via Communications Local Port Settings You must set up your COM port to match the settings of the AFC s port By default the AFC sets up its Configuration Debug port as Slave address 244 9600 baud no parity 8 data bits 1 stop bit RTU mode so use those settings unless the AFC s default configuration
331. ox and interpolate the values so it can use a specific meter factor depending on the current flow rate Page 70 of 290 ProSoft Technology Inc November 26 2007 Meter Configuration AFC Manager Configuration Tool Automatic Flow Computer For example if you enter four points flow rate meter factor the module would interpolate the points as shown below Meter Factor Flow Rate In order for the module to accept the values you entered the following conditions are required All values are non negative gt 0 0 At least one meter factor is non zero If a meter factor is zero the corresponding flow rate is also zero The flow rates corresponding to non zero meter factors are all different You do not need to enter factor flowrate pairs in any particular order or even enter them all as a contiguous group but you may enter each factor flowrate pair into any of the five table entries and the AFC will sort it all out If you do not want to enter meter factor linearization data leave the first element as 1 This will set the meter factor as 1 for all flow rates ProSoft Technology Inc Page 71 of 290 November 26 2007 AFC Manager Configuration Tool Meter Configuration Automatic Flow Computer 3 9 Meter Calculation Options The Meter Calculation Options dialog box opens when you click the Calculation Opts button Use this dialog box to choose the required calculation parameters Note Options that are not applica
332. pon event When an event occurs that records a change that might affect the results of measurement calculations such as a change to a sealable parameter this option causes the meter signal Write daily archive bit 8 to be issued automatically Refer to the description of that signal for more information Archive option daily Reset accumulator 4 upon period end Upon the end of the period selected by Archive option daily Period select hourly bit 0 this option causes the meter signal Reset resettable accumulator bit 4 to be issued automatically The reset occurs regardless of whether an archive record is written at the same time Refer to the description of that signal for more information ProSoft Technology Inc Page 213 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Archive option daily Reset accumulator upon event When an event occurs that records a change that might affect the results of measurement calculations such as a change to a sealable parameter this option causes the meter signal Reset resettable accumulator bit 4 to be issued automatically The reset occurs regardless of whether an archive record is written at the same time Refer to the description of that signal for more information Archive configuration daily period accumulator select The measured quantity that is to be accumulated in the daily archive period accumulator which is reset au
333. put scaling density points AGA 7 Temperature base factor Ftb This value is the ratio of the reference temperature to the traditional US gas measurement base temperature of 519 67 R 60 F where both temperatures are in consistent absolute units It is a factor in the calculation of C prime AGA 7 Pressure base factor Fpb This value is the ratio of the traditional US gas measurement base pressure of 14 73 psia to the reference pressure where both pressures are in consistent absolute units It is a factor in the calculation of C prime Meter alarms Bitmap that announces exceptional conditions about measurement of meter 1 Bit 0 of Meters in alarm register 301 is set whenever this point is non zero These alarms are transient and any one might persist only for a single scan so they might be missed when viewing this register directly However alarms are also accumulated into the archive so alarms that have occurred during any archive period may be viewed by inspecting the relevant archive click the Addresses button in the Archive Configuration window for relevant Modbus addresses See bit level detail for more information Meter alarm input out of range temperature The temperature process input after conversion and scaling according to the module id code configured for the input was outside its configured allowable range and the default has been substituted For more information refer to the Input scaling
334. put scaling water content range high end 198 Input scaling water content range low end 198 Install AFC Manager 10 Install the Module in the Rack 12 Intellectual Property 274 Interpolate K factor 78 215 Introduction 7 Isentropic exponent 216 ISO 5167 2003 191 ISO 5167 2003 else AGA 3 1992 73 K K Meter factor 216 K factor 245 K Factor 69 K factor Characteristics 68 L LIMITATION OF REMEDIES 273 LIMITED WARRANTY 271 Linear Meter Pulse Count 67 Linear Meter Pulse Frequency 68 Linear Meter Configuration 67 Liquid 153 Liquid Correction Factor Details 155 Liquid Product Overview 84 153 Liquid Specific Parameters and Densitometer Configuration 85 Page 284 of 290 ProSoft Technology Inc November 26 2007 Index Loading an Existing project 17 Local Port Settings Dialog Box 46 Loggable events 125 Low density range for CPL calculation 243 Map of enabled streams 186 Mass heating value 240 Measurement configuration changed 170 Measurement Configuration Changed 28 Measurement Configuration Changed dialog box 25 Measurement configuration changed meter Accumulator rollovers 181 Analysis component selection 181 Densitometer 181 Meter classification 180 Meter options 181 Parameter value 181 Process input calibration alarm 180 Process input scaling 181 Pulse input rollover 181 Reference conditio
335. r 9 3 Event ld Tag This 32 bit field has the following structure Bits N Meaning 31 1 0 Special 1 Datum Point e g sealable parameter If this bit is clear then bits 19 00 contain a value from the Special event tag list below if the bit is set then bits 19 00 have the interpretation given here 30 1 PLC offline timestamp may not be accurate This bit may also be set for a Special event 29 1 reserved 28 to 24 5 Meter number or O for Site This field may also be set for a Special event 23 to 20 4 Meter Stream number or 0 Site O This field may also be set for a Special event 19 to 16 4 Datum type Value Mnemonic Format 0 Ubyt Unsigned byte 1 Usht Unsigned short integer 2 reserved 3 Ulng Unsigned long integer 4 Sbyt Signed byte 5 Ssht Signed short integer 6 reserved 7 Sing Signed long integer 8 Bbyt Bitmap up to 8 bits 9 Bsht Bitmap up to 16 bits 10 Bm24 Bitmap up to 24 bits 11 Bling Bitmap up to 32 bits 12 Bool Boolean value 0 or 1 13 DiBy Dibyte both high and low 14 B448 Bitfield nybble nybble byte 15 Flot Floating point 15 to 12 4 reserved 11 to 08 4 Group code This value is one of the measurement configuration changed bit numbers 07 to 04 4 Subgroup code This value is the ordinal number starting at 0 of the subgroup of parameters in the specified group 03 to 00 4 Subgroup item code Since a parameter
336. r concentration values 13 8 15 Can I update the molar concentration values dynamically Yes if the values are generated from a gas chromatograph you can update these values from the processor to the module via backplane Refer to the module s user manual for more information about this subject 13 8 18 Why do the accumulator values not update Follow these steps 1 Check if the Wallclock is running The Wallclock should be set every time the module powers up by ladder logic If the Wallclock is not running some very early versions of the AFC will not perform the applicable calculation 2 Determine if the meter has an alarm using the Meter Monitor dialog box If the alarm field is red it indicates that the meter has at least one alarm 3 Determine if the meter is enabled If the meter is not enabled it will not perform the applicable calculation 4 Look at the input variables in the AFC Manager Make sure the values that are being copied from the processor match the input variables displayed at the AFC Manager Meter Monitor dialog box 13 8 17 What is the Wallclock The Wallclock is the internal module clock that is used by the module to perform the applicable calculation Typically the Wallclock will be copied from the processor at every power up operation otherwise the module will not perform time of day dependent calculations 13 8 18 Can I read the Primary or Virtual Slave values using the AFC Manager Yes the Modbus
337. r base The factor that corrects for the effect of temperature the volume of the water component of the emulsion to the reference conditions configured by the user MPMS Ch 20 1 Water temperature correction to API base The factor that corrects for the effect of temperature the volume of the water component of the emulsion to the reference conditions of the API Standard MPMS Ch 20 1 Water salinity percent by mass A measure of the salt content of the water component of the emulsion determined from the density of pure water and stream parameter Water density at API reference kg m3 API 2540 Vapor pressure absolute The absolute vapor pressure of the liquid calculated by GPA TP 15 or assumed upon vapor pressure error This value is meaningful only when both meter calculation options Pressure correction bit 11 and Vapor pressure via TP 15 bit 12 are set API 2540 Density at API base The density of the fluid corrected to the reference conditions of the API Standard API 2540 Hydrometer correction factor The factor that corrects for the effect of temperature the volume of a glass hydrometer that is used to hold a sample of the fluid for the measurement of density at operating conditions This value is calculated only when meter calculation option Density correction bit 8 is set and is 1 0000 unless meter calculation option Hydrometer correction bit 9 is set Page 242 of 290 ProSoft Technology Inc November
338. r select 214 Archive Data Format 60 161 Archive file header daily Archive detail record size 253 Archive record template type 252 Index of last write extended 253 Index of last write local 253 Modbus holding register address header 253 Modbus holding register address summary 253 Modbus input register address detail 253 Number of records extended 253 Number of records local 253 Archive file header hourly Archive detail record size 259 Archive record template type 259 Index of last write extended 260 Index of last write local e 260 Modbus holding register address header 260 Modbus holding register address summary 260 Modbus input register address detail e 260 Number of records extended 260 Index Number of records local 259 Archive Modbus Addresses dialog box 61 Archive Monitor 115 Archive option daily Archive upon event 212 Archive upon period end 212 Period select hourly 212 Reset accumulator upon event 213 Reset accumulator upon period end 212 Archive option hourly Archive upon event 214 Archive upon period end 214 Period select hourly 214 Reset accumulator upon event 214 Reset accumulator upon period end 214 Archive Options Dialog Box 62 Archive Overview 58 Archive Period Accumulation Dialog Box 63 Archiving and Event Log 155 Audit in progress 184 Audit meter number latched 185 Audit meter numb
339. ration sheet where applicable to the selected densitometer type Densitometer calibration parameter 8 K20a TCF The named parameter from the manufacturer s densitometer calibration sheet where applicable to the selected densitometer type Densitometer calibration parameter 9 K20b The named parameter from the manufacturer s densitometer calibration sheet where applicable to the selected densitometer type ProSoft Technology Inc Page 209 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Densitometer calibration parameter 10 K21a The named parameter from the manufacturer s densitometer calibration sheet where applicable to the selected densitometer type Densitometer calibration parameter 11 K21b The named parameter from the manufacturer s densitometer calibration sheet where applicable to the selected densitometer type Densitometer calibration parameter 12 The named parameter from the manufacturer s densitometer calibration sheet where applicable to the selected densitometer type Densitometer calibration parameter 13 The named parameter from the manufacturer s densitometer calibration sheet where applicable to the selected densitometer type Densitometer calibration parameter 14 The named parameter from the manufacturer s densitometer calibration sheet where applicable to the selected densitometer type Open archive record select age daily Enter the
340. rchive period Current archive daily cumulative meter status Backplane communications fault Loss of communication with the PLC has been detected during the archive period This is usually due to a switch of the PLC to program mode Current archive daily cumulative meter status Measurement configuration changed Configured items that might affect measurement calculations have been changed during the archive period Current archive daily cumulative meter status Power up The module lost power and has been rebooted during the archive period Current archive daily cumulative meter status Cold start A cold start complete reinitialization has occurred during the archive period Current archive daily event count The number of the last event recorded during the archive period This value is 1 less than the value of Next event number at register 40002 of the Input Register bank Current archive daily flowing period seconds The number of seconds during which flow was detected during the archive period Page 252 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Current archive daily opening timestamp packed The opening timestamp of the archive If the site option Return Unix style timestamps via virtual slave register 119 bit 0 is set and this value is read from the virtual slave then it appears as seconds since 1970 Unix style and it
341. rchive to be added or removed To Select the last archive to be added or removed Add Add the selected archives to the grid fetching as necessary Remove Remove the selected archives from the grid Connect Connect to the module if necessary Upd Current Update the current archive Update All Update all archives in the grid Clear Clear the grid Log Create a log file containing the archived data Print Print the archives to the local printer Plot Display a plot of two datum points from archives in the grid The following shows an example of an archive report generated by the AFC Manager AFC 56 16 Daily Archive Date Site Name MVI Flow Station Project AFC 16 09 2002 16 26 41 Meter 1 Tag M01 Archive 0 Closing timestamp of archive 2002 04 27 23 59 08 Opening timestamp of archive 2002 04 27 00 00 02 Status bitmap details below 00n Alarms bitmap details below 0000h Flowing period 86346 Event counter 53 et accumulator x f3 604 et accumulator residue x f3 0 6703186 et flow rate x f3 h 40247 93 Temperature F 14 99997 Pressure psig 999 9995 Differential pressure hw 21 99997 Relative density 60 F 60 F 0 7404 Reference compressibility 0 9989 Flowing compressibility 0 9051 Fpv 1 0505 Velocity of approach factor Ev 1 0328 Expansion factor Y 0 9997 Discharge coefficient 0 6043 Alarm Bits bit 0 Temperature input out of range bit 1 Pressure input out of range bit 2 Diff pressu
342. re ed euius 74 3 9 9 Calculate Net Heating Value else gross ssseeeeene emm ener 74 3 10 Process Input Scalitig 2 prt is 75 SM 10 E A EC Em 75 3 10 2 A eir one ee EE PEE re EQ Ee ud nete e t ele 75 3 10 32 Default irre oi iter e Ime Ie potet entier odia 75 3 104 MEC m 76 3 11 Stream ODpltioris 5 rio pea ER PER ere emit ei 77 3 11 1 Use meter factor to full precision non Standard sseseeee emen 78 3 11 2 Interpolate K factor coincida 78 SIS Stream Enable iret E i 78 3 12 Product Group Specific ParameterS ooonoocccnnnocccnnoncncnononcnnnononcnn non nnnnnnn cnn rro cnn nan rn EEan en nnne enne 78 3 12 1 Gas Product Overview x eere id 79 3 12 2 Gas Specific Parameters and Component Analysis Molar Analysis Configuration 80 3 12 3 Liquid Product Overview niesione erri reinen aA ed 84 3 12 4 Liquid Specific Parameters and Densitometer Configuration eeeeeene 85 3 13 Densitometer Configuration sese enne enne 91 3 13 1 X Densitometer Data Dialog BOx sssseeeeene nennen nn nn naar nnne n nennen nnne enne 91 3 14 Copying a Configuration From a Meter sssssseseseeeeeeneeen menn ennemi nnne 92 4 SAVING THE PROJEQGT 1 2 terret Ete ertet duncte cate custenetuaedsaeecuacts raas duanenn iapa cet
343. re input out of range bit 3 Flowing density input out of range Page 116 of 290 ProSoft Technology Inc November 26 2007 Archive Monitor AFC Manager Configuration Tool Automatic Flow Computer Water content input out of range Diff pressure low Orifice characterization error 9 Analysis total zero 10 Analysis total not normalized 11 AGA8 calculation error 12 API calculation 13 API calculation 14 API calculation 15 API calculation ou ms error error Ctl error ct ct ct ct ct ct ct ct ct ct error Cpl Status Bits 11 Meter was enabled 12 Backplane communication fault 13 Measurement configuration changed 14 Power up 15 Cold start o pop pe pe A e c density correctio vapor pressure AFC 56 16 Daily Archive Site Name MVI Flow Station Project AFC Date 16 09 2002 16 26 41 Meter 1 Tag Archive Closing timestamp of archive Opening timestamp of archive Status bitmap details below Alarms bitmap details below Flowing period Event counter et accumulator x f3 et accumulator residue et flow rate x f3 h Temperature F Pressure psig Differential pressure hw Relative density 60 F 60 F Reference compressibility Flowing compressibility Fpv Velocity of approach factor Expansion factor Y Discharge coefficient x 3 Alarm Bits bit 0 Temperature input out of range bit 1 Pressure input out of range bit 2 Diff pressure input out of r
344. re verified upon power up and failure raises an alarm PLC halted offline or missing Set while backplane communication is faulty which typically occurs when the PLC is switched to program mode The behavior of the AFC under this condition depends upon the meter type For linear meters receiving a pulse count primary input While this bit is set no new pulses or process inputs are arriving from the PLC hence measurement does not occur and all outputs are frozen at their latest values upon resumption of backplane communication the first Page 170 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer measurement scan acquires a pulse increment equal to the difference between the pulse count of the current scan and that of the last scan before communication loss hence periods of PLC downtime shorter than the rollover period of the counter module cause no measurement loss For all other meters including flowrate or frequency integration and traditional orifices While this bit is set measurement continues using the latest values of the process inputs before communication loss upon resumption of backplane communication arrival of new process inputs resumes with consequent recalculation of outputs hence no measurement loss occurs Measurement configuration changed Set when any bit in the Measurement configuration changed registers is set clear when all such
345. rectly Refer to the module s user manual for more information about the Process Variable function Page 100 of 290 ProSoft Technology Inc November 26 2007 Meter Monitor AFC Manager Configuration Tool Automatic Flow Computer 6 1 Print the Report Click the Print button on any type of report to send a copy to your default printer The following example shows a typical report AFC 56 16 Metering Data Date 16 09 2002 12 04 04 Site Name MVI Flow Station Project AFC Meter 1 Tag M01 Gross accum totalizer x f3 1383 Gross accum residue x f3 0 3344682 et accum totalizer x f3 zu l451 et accum residue x f3 7 455254E 02 ass accum totalizer x lb e ass accum residue x 1b 0 6372076 Gross flow rate x f3 h 483 1948 et flow rate x 3 h 40248 ass flow rate x 1b h 2280 571 Temperature input Floating point 15 Temperature F 15 Pressure input Floating point 1000 Pressure psig 1000 Differential Pressure input Floating point 22 Differential pressure hw 22 Pressure extension 149 4683 Velocity of approach factor Ev 1 032773 Expansion factor Y 0 9997441 Discharge coefficient Cd 0 6042569 Orifice characterization error 0 olar mass of mixture 21 42973 Ideal gas relative density Q 7399113 Relative density 60 F 60 F 0 7404104 Reference density kg m3 5 666295E 02 Flowing density kg m3 4 719774 Fpv 1 050526 Reference compressibility 0 9989105 Flowing compressibility 0 9051
346. reference The density of the real gas at reference conditions This value is calculated by the analysis characterization procedure which is run whenever the input analysis changes AGA 8 Relative density at reference The ratio of the density of the real gas at reference conditions to that of air at reference conditions This value is calculated by the analysis characterization procedure which is run whenever the input analysis changes Page 238 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer AGA 8 Compressibility flowing The compressibility of the gas at operating conditions AGA 8 Molar density flowing The density of the real gas at operating conditions in units of kmol m3 AGA 8 Density flowing The density of the real gas at operating conditions AGA 8 Supercompressibility Fpv The square root of the ratio of reference compressibility to flowing compressibility Previous timer tick count Remembers the value of the system timer between calculation scans For all meter types except traditional linear pulse meters flow accumulation is calculated by integrating the flow rate over time The system timer supplies this time the increment of which is multiplied by the flow rate to yield the accumulation at each calculation scan Scan period seconds The time elapsed between this calculation scan and the previous which is the difference
347. register 9601 bit 8 and measurement does not occur Values are No alarm Orifice diameter not positive Orifice not narrower than pipe Beta ratio 0 10 0 025 Beta ratio 0 75 0 9375 Pipe diameter 2 0 0 5 inches Orifice diameter 0 45 0 1125 inches In the above table the non parenthesized numbers are the limits specified by the AGA 3 Standard and the parenthesized numbers are the limits enforced by the AFC the AFC relaxes the AGA limits to 25 of their Standard values Analysis characterization error The error code reported by the analysis characterization procedure which is run whenever a new analysis is input Values are No alarm Analysis total not normalized The input molar analysis sums to a total that is outside the tolerance allowed by the value of the point Analysis normalization total error tolerance The analysis is normalized anyway and is input to AGA 8 for calculation of compressibilities and densities The alarm Meter alarm Analysis normalization error register 9601 bit 10 is set ProSoft Technology Inc Page 235 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Analysis total is zero The input molar analysis is zero therefore it cannot be normalized and cannot be input to AGA 8 for calculation of compressibilities and densities Calculation proceeds as if no components were selected The alarm Meter alarm Analysis total zero register
348. rence Automatic Flow Computer 13 8 1 How does the module work Ignoring the fundamentals of a meter run the module s operation is very simply divided into two operations those being the transfer of data from the Processor to the module variables as a rule and the second being the transfer of data from the module to the Processor results Refer to the Backplane section of the AFC User Manual for your module for more information on backplane operation 13 8 2 Why should use the AFC Manager The AFC Manager should be used to configure the module project parameters Site Configuration and each meter Meter Configuration Once your project is up and running you can also use the AFC Manager to monitor each meter run Meter Monitor archives and events 13 8 3 Why can t the AFC Manager connect to the module Check the cable used in your project a null modem cable should be used to connect the module with the local PC serial port Make sure that the baud rate data bits mode parity and primary slave address are the same both in PC and module If you change the primary slave address and later forget the new address the module will not establish communications You must read the primary slave address value address 100 over the backplane using the Modbus Gateway Transaction Block 13 8 4 Why do I have to enable or disable a meter A meter channel will only perform flow calculation if it is enabled For performance reaso
349. ress table did not verify For more information refer to the site signal Clear all checksum alarms register 200 bit 1 Checksum alarm Event log During power up the checksum for the non volatile memory containing the event log did not verify For more information refer to the site signal Clear all checksum alarms register 200 bit 1 Page 180 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Measurement configuration changed site Whenever a change is made to a configuration item that may affect the results of measurement calculations a bit in one of these registers is set These bits may also be set or cleared by writing directly to these registers The contents of these registers determines the value of the Measurement configuration changed status bit register 6 bit 5 Measurement configuration changed site Options Changes have been made to the site s options since the last time this bit was clear and associated events have been written to the event log Measurement configuration changed site Parameter value Changes have been made to the site s parameter values since the last time this bit was clear and associated events have been written to the event log Measurement configuration changed site Arbitrary event logged value Changes have been made to arbitrary event logged values since the last time this bit was clear and associated event
350. ressable Modbus registers are divided into four banks as shown in the following figure MODBUS Address Space Allocation Total MB Registers 131 072 Primary Slave Banks Virtual Slave Banks 131072 registers 20 000 registers Holding Registers Input Registers Holding Registers Input Registers From 0 From 0 From 0 From 0 To 65535 To 65535 To 9999 To 9999 The first 100 registers of the virtual slave registers O through 99 are predefined to map to the first 100 registers of the primary slave This mapping cannot be changed Also the Virtual Slave Input Registers can be accessed as Virtual Slave Holding Registers by adding 10000 to the Modbus register address for example Input Register 2386 is the same as Holding Register 12386 11 1 1 Modbus Register Addressing The original Modbus protocol specification partitions externally accessible registers into several blocks These blocks include 11 1 2 Input Registers Intended for read only values these 16 bit integer registers are accessible via Modbus function 4 Read Input Registers The AFC module stores the archives and events as Input Registers 11 1 3 Holding Registers Intended for writable values such as setpoints these 16 bit integer registers are accessible via Modbus function codes 3 Read Holding Registers 16 Write Multiple Registers and 6 Write Single Register ProSoft Technology Inc Page 139 of 290 November 26 2007 AFC Manager Co
351. restricted so that AFC Manager can always communicate with the Primary Slave using this port Modbus Master option is available only on Port 3 Page 34 of 290 ProSoft Technology Inc November 26 2007 Site Configuration AFC Manager Configuration Tool Automatic Flow Computer Modbus Pass Thru The Modbus pass thru feature allows you to configure a Modbus pass thru region in the Virtual Slave Project Site Configuration After the module receives a holding register write command Modbus functions 6 or 16 or a bit write command Modbus functions 5 or 15 to this region it will generate a pass thru block to be sent to the processor containing the Modbus command data You may define a word pass thru region for Modbus functions 6 and 16 and a bit pass thru region for Modbus functions 5 and 15 Processor AFC Module Virtual Slave Pass Thru Lee Area Modbus Master Pass Thru Block Important You must enable the virtual slave by configuring a Modbus address greater than 0 Project Site Configuration You can control which communication ports will support the pass thru Project Site Configuration Port X button This feature requires ladder logic to read the pass thru block from the module to the processor Refer to the Ladder Logic section for more information about the pass thru feature Modbus Master Port 3 can be configured for Modbus master operation Pro
352. rmula Residue Total Accumulator Totalizer Page 102 of 290 ProSoft Technology Inc November 26 2007 Meter Monitor AFC Manager Configuration Tool Automatic Flow Computer This technique ensures that the fractional part always has precision of between 7 and 8 decimal digits and the round off error of accumulation is always of the order of 2 24 of a totalizer unit regardless of how large the totalizer itself is There are two types of accumulators non resettable and resettable accumulators 6 3 1 Non Resettable Accumulator A non resettable accumulator is only reset when the accumulator rollover value you configured refer to the Meter Configuration section is reached 6 3 2 Resettable Accumulator A Resettable Accumulator is reset automatically when the accumulator rollover value you configured refer to the Meter Configuration section is reached A Resettable Accumulator value may also be reset when the archive period end is reached In this case the archive will be created and the resettable accumulator will be reset A resettable accumulator may also be reset by explicit signal which may be issued by the PLC or SCADA or by you manually To reset an accumulator manually select the checkbox next to the accumulator to be reset and then click Apply CLICK HERE to open the Accumulator dialog box Project APC DUIMEX actor Sram EB ETTAN gt Molar mass of minre Idas gas relative d
353. rom 999999 Any unsigned 32 bit value may be given A value of zero indicates a free running accumulator which rolls over to O from 655359999 split double or 4294967295 32 bit For a split double accumulator a value greater than 655360000 is deemed to be 655360000 i e free running Default value is 100000000 8 zeros Accumulator rollover volume This is the value at which volume accumulators are reset to zero and is 1 greater than the highest value that the accumulator may hold For example a value of 1000000 6 zeros specifies a 6 digit accumulator which rolls over to 0 from 999999 Any unsigned 32 bit value may be given A value of zero indicates a free running accumulator which rolls over to O from 655359999 split double or 4294967295 32 bit For a split double accumulator a value greater than 655360000 is deemed to be 655360000 i e free running Default value is 100000000 8 zeros Orifice plate measurement temperature The temperature at which the orifice diameter was measured For a V cone or Wedge device this is the temperature at which the documented Beta ratio was determined Orifice plate measured diameter The measured inside diameter of the orifice For a V cone or Wedge device this is instead the effective diameter of the flow obstruction calculated by spreadsheet Orifice plate coefficient of thermal expansion The coefficient of thermal expansion of the material of the orifice plate For an in
354. rom density C tables 23 24 53 54 The following table provides a brief overview of the standards used according to the Meter Type and Product Group Meter Type Product Group Standards Differential Gas AGA8 AGA3 Differential Liquid API2540 AGA3 Linear Gas AGA8 AGA7 Linear Liquid API2540 MPMS ch12 2 Meter Type Product Group Linear Pulse Differential Orifice Gas kigula Renned Crude or Oil Water Emulsion Note The meter channel must disabled in order to change its meter type and product group ProSoft Technology Inc November 26 2007 Page 51 of 290 AFC Manager Configuration Tool Meter Configuration Automatic Flow Computer 3 1 1 API2540 Tables Tables x3 calculate density at reference conditions from density measured at flowing conditions Tables x4 calculate the CTL temperature correction factor Tables 2x perform their calculations using US units F psi relative density 60 60 and tables 5x perform the calculations using SI units C kPa kg m3 The meter configuration dialog box will automatically display the correct configuration parameters for the meter type you selected Refer to Meter Type Specific Parameters and Product Group Specific Parameters page 78 for more information 3 1 2 Device Differential or Linear For Pulse Meters select the Linear option For Orifice meters select the Differential option When Differential is selected the module will use the AGA 3
355. rometric pressure kPaa Event log process input range alarms Hard passwords Process input out of range use last good value lv 6 F gl Read Write Click the box opress any key to edit Meters 12 Y Analysis is packed in module 13 V Analysis is packed over backplane ist 2 Ja El Click Here Read UNIX Timestamps in Virtual Slave When this option is set and timestamps are remapped from the Primary to the Virtual Slave their values will be expressed in UNIX format the number of seconds since 1970 Timestamps viewed in the primary slave are always bit field encoded Event Log Unlocked The event log buffer can store up to 1999 events When all record positions 1 through 1999 contain events that have not yet been downloaded the log is full In this case the handling of a new event depends on the value of the Event log unlocked site option f the option is set then the log full condition is ignored and the new event overwrites the oldest one As the overwritten event was never downloaded it is permanently lost f the option is clear the event log is locked and the new event is rejected if possible or otherwise ignored In this case controllable events sealable parameters are not allowed to occur Such parameters remain unchanged retaining their current values and a Modbus command that attempts such a change receives an illegal data exception response Uncontrollabl
356. rtual Modbus Slave The region starts at the address configured by the word region address parameter and its range is defined by the Pass Thru Word Region Size parameter Pass Thru Word Region Virtual Modbus Slave Address Modbus Master Pass Thru Word Pass Thru Device Region Size Word Region Modbus Master Command Function 6 or 16 The first 100 words in the Virtual Slave are reserved Therefore the pass thru region address value must begin no lower than word 100 By configuring a Pass Thru Word Region Address of 20 000 or greater you may avoid any reduction of the remappable address space of the Virtual Slave Page 40 of 290 ProSoft Technology Inc November 26 2007 Site Configuration AFC Manager Configuration Tool Automatic Flow Computer Pass Thru Bit Region Address amp Pass Thru Bit Region Size These two parameters define the Pass Thru Bit Region located in the Virtual Modbus Slave The region starts at the address configured by the Bit Region Address parameter and its range is defined by the Pass Thru Bit Region Size parameter Pass Thru Bit Virtual Modbus Slave Region Address Pass Thru Bit Region E Size Bit Region Modbus Master Device Pass Thru Modbus Master Command Function 5or15 2 4 Site Configuration Buttons 2 4 1 Port 1 Port 2 and Port 3 Configuration The Port Configuration dialog box opens when you click one of the port configuration buttons Port 1 Por
357. ry is subject to change without notice The content is current at date of publication ProSoft Technology Inc strives to provide meaningful support to its customers Should any questions or problems arise please feel free to contact us at Internet Web Site http www prosoft technology com support E mail address support prosoft technology com Those of us at ProSoft Technology Inc want to provide the best and quickest support possible so before calling please have the following information available You may wish to fax this information to us prior to calling 1 Product Version Number 2 System architecture 3 Network details In the case of hardware we will also need the following information Module configuration and contents of file Module Operation Configuration Debug status information LED patterns Information about the processor and user data files as viewed through the development software and LED patterns on the processor 6 Details about the networked devices interfaced if any abWND For technical support calls within the United States an after hours answering system allows pager access to one of our qualified technical and or application support engineers at any time to answer your questions ProSoft Technology Inc Page 269 of 290 November 26 2007 AFC Manager Configuration Tool Support Service 8 Warranty Automatic Flow Computer 14 1 How to Contact Us Sales and Support All ProSoft
358. s 3 rl 4 V cone Wedge device 5 1S0 5167 2003 else AGA 3 1992 E 7 Flowing E ions Id oer dena Corrected Reference Density Density Density TE v Density correction 9 Hydrometer correction 10 v Temperature correction 11 Y Pressure correction 12 Vapor pressure via TP 15 13 Density correction for pressure 14 Calculate net heating value else gross 15 Ll Density Correction ON If input density is at reference conditions already corrected Meter Calculation Options x 0 v Downstream static pressure 1 Taps comer 2 TF Taps radius qu ml 4 V cone wWedge device T 1S0 5167 2003 else AGA 3 1992 5 5 rj 7 Ignore default flowing density ESSE R EET x Reference Density 18 Density correction 9 Hydrometer correction 10 Y Temperature correction 11 V Pressure correction 12 Vapor pressure via TP 15 13 Density correction for pressure 14 F Calculate net heating value else gross del Density Correction OFF ProSoft Technology Inc Page 89 of 290 November 26 2007 AFC Manager Configuration Tool Automatic Flow Computer Meter Configuration Process Input Scaling Liquid This parameter configures how the module will interpret the input variable within the given range The possible values are floating point scaled integer a
359. s bit field encoding is not relevant Otherwise the timestamp is packed into bit fields with a resolution of 2 seconds view bit level detail for more information Current archive daily opening timestamp packed bisecond The archive s opening timestamp second of the minute divided by 2 value O thru 29 Current archive daily opening timestamp packed minute The archive s opening timestamp minute of the hour value O thru 59 Current archive daily opening timestamp packed hour The archive s opening timestamp hour of the day using the 24 hour clock value 0 thru 23 Current archive daily opening timestamp packed day The archive s opening timestamp day of the month less 1 value 0 thru days in month 1 Current archive daily opening timestamp packed month The archive s opening timestamp month of the year less 1 value O thru 11 Current archive daily opening timestamp packed year The archive s opening timestamp year less 1996 value O thru 103 through year 2099 Current archive daily item Archive file header daily Archive record template type This code selects the size and basic layout of the daily archive record Values are 10 words 2 predefined 20 words 6 predefined 30 words 10 predefined 40 words 10 predefined This value is a copy of the corresponding configuration item at register 12340 L ProSoft Technology Inc Page 253 of 290 November 26 2007 AFC
360. s have been written to the event log Measurement configuration changed meter base Whenever a change is made to a configuration item that may affect the results of measurement calculations a bit in one of these registers is set These bits may also be set or cleared by writing directly to these registers The contents of these registers determines the value of the Measurement configuration changed status bit register 6 bit 5 Measurement configuration changed meter Process input calibration alarm Changes have been made to the calibration status of the meter s process inputs or if configured by site option Record process input range alarms as events register 119 bit 3 process input alarms have occurred for the meter since the last time this bit was clear and associated events have been written to the event log Measurement configuration changed meter Meter classification Changes have been made to the meter classification since the last time this bit was clear and associated events have been written to the event log Measurement configuration changed meter Reference conditions Changes have been made to the meter s reference conditions since the last time this bit was clear and associated events have been written to the event log ProSoft Technology Inc Page 181 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Measurement configuration changed meter
361. sing the program open the File menu and choose Save As to save your project so you can open it again later E AFC Manager AFC56 16 4 2 05 new file File Project On line Communications Help 1 7 2 Loading an Existing project You can open and edit a project you have previously saved Do this if you have started but not completed the configuration of your project or if you need to modify the settings for a project that has already been downloaded to the module Toload an existing project 1 Start AFC Manager and then open the File menu 2 Onthe File menu choose Load This action opens a dialog box that shows a list of AFC Manager project files AFC files in the current folder 3 Choose the project to load and then click Open ProSoft Technology Inc Page 17 of 290 November 26 2007 AFC Manager Configuration Tool Introduction Automatic Flow Computer 1 7 3 Printing the Configuration Report You can print a report of your configuration for future reference or for archival purposes To print the configuration report 1 Open the File menu and then select Print Report This action opens the Print Configuration dialog box Site configuration Meters configuration BH gf ww UH BB ff gs DN LEN Hf HUNE b BEEN IDEE ME Virtual slave remapping Clear An Select all Cancel 2 On the Print Configuration dialog box select check the items to include in the printed report
362. sor and the position of the AFC module in the rack 4 Download the program to the processor The sample program is located on the CD ROM in the box with your module Refer to the User Manual for your module for specific instructions on downloading the sample program The next step is to connect your PC to the module to begin configuration with AFC Manager Page 12 of 290 ProSoft Technology Inc November 26 2007 Introduction AFC Manager Configuration Tool Automatic Flow Computer 1 5 Connect the AFC Module to the AFC Manager You will need the correct cables to connect the AFC module to the computer running AFC Manager The null modem cable as well as any required adapter cables are included in the box with the module S X WMA id MA f VIA d V l E gt A VA j u WC 2 ll MP IN Null modem Cable ea Included with all AFC modules RJ45 DB 9 adapter Connects directly to PTQ AFC module Included with MVI46 56 69 and 71 AFC configuration debug port all other AFC modules Modules require an adapter cable RJ45 DB9 adapter or Connects Null modem Cable to MVI46 56 8 pin mini DIN DB9 adapter supplied with 69 and 71 AFC module configuration debug module as needed port 1 Connect the DB 9 adapter to the CFG configuration debug port of the AFC module refer to the port labels on the front of the module to find the correct port Note The PTQ AFC module connects directly to the null modem ca
363. ssssssee eem 266 13 8 11 Why does the AFC Manager show a Communication Timeout warning 266 13 8 12 What is the difference between Net Accumulator and Gross Accumwulator 266 13 8 13 What are the accumulator s totalizer and residue values sse 266 13 8 14 Do have to enter all molar concentrations for the gas product sesseeseese 267 13 8 15 Can update the molar concentration values dynamically eeeeeee 267 13 8 16 Why do the accumulator values not update ssssssseeeee eene 267 13 8 17 Whatis thie WallcloCK 3 atcp onere Re erri DO ERE Re d eee nens 267 13 8 18 Can read the Primary or Virtual Slave values using the AFC Manager 267 13 8 19 When are the archives generated sssssssssssseeeeene enne nenne 267 14 SUPPORT SERVICE amp WARRANTY cessent nennen nnnnnn nnnm ass tnn snnm anat cen sss tn anat n ist n ann 14 1 How to Contact Us Sales and Support 14 2 Return Material Authorization RMA Policies and Conditions se 271 14 2 4 All Product RetUrris 2 o rre RED e Rt RH t er ERE HE Rr rnt ER SER PRESE ER na 271 14 3 Procedures for Return of Units Under Warranty ooooooonoccccnonoccnonononcnanoncnnnona conc eene eene 271 14 4 Procedures for Return of Units Out of Warranty ssssessssseeeeeemem mene
364. subgroup may contain more than one item this value identifies the particular item items are numbered from 0 ProSoft Technology Inc Page 123 of 290 November 26 2007 AFC Manager Configuration Tool Events Automatic Flow Computer 9 4 9 5 Event triggered archives and accumulator resets Each archive file two for each meter contains an Archive Options bitmap whose configuration specifies the actions to be scheduled write archive and or reset resettable accumulator s when an event occurs daily or hourly period end or most loggable events Archives and or resets are scheduled only for enabled meters with one important clarification see Rkv notes page 131 The actions to be taken upon period end and those to be taken upon loggable events are configured separately Several archive reset triggering events can occur simultaneously In such cases the archive or reset occurs only once an archive is written only when archivable data has been accumulated for at least one meter scan additional resets of already reset accumulators have no effect Scheduled accumulator resets are performed at the top of the meter scan This permits their final values to be inspected fetched archived while the AFC rotates its scan among the other meters Scheduled archives are written at the top of the meter scan at its bottom or between successive scans depending on the nature of the triggering event Archives written at the top of the
365. surement of different products at different times The reasons for doing so include cost and convenience a pipeline may carry gasoline one day and fuel oil the next and accounting a plant may receive product from several different suppliers who must be fairly paid Available for firmware versions 2 05 and later the Multiple Stream feature of the AFC allows such a meter to be modeled with up to four different product streams each of which has its own set of product specific configuration parameters and accumulators A meter always has exactly one active stream which corresponds to the particular product that flows though the meter at that moment The active stream may be switched to any enabled stream via a meter signal enabling a stream allows it to become active and disabling it prevents it from becoming active and the currently active stream may not be disabled As the physical switching of a product stream through a meter is almost always accompanied by additional actions such as the swinging of valves it is expected that the stream switching signal will be issued by the processor hence to reduce the likelihood of unfortunate errors the AFC Manager provides no specific method for issuing that signal Issuing a stream switch signal however is like issuing any other signal which is by latching a bit in one of the AFC s Modbus registers hence in exceptional circumstances it can be issued from anywhere such as by a SCADA system connected to
366. t the totalizer is the integral part and is stored as an unsigned 32 bit integer or split double value and this point the residue is the fractional part and is stored as a floating point value To determine the total accumulation add together the totalizer and the residue Non resettable accumulator energy totalizer The total accumulation is maintained in two parts this point the totalizer is the integral part and is stored as an unsigned 32 bit integer or split double value and the next point the residue is the fractional part and is stored as a floating point value To determine the total accumulation add together the totalizer and the residue Non resettable accumulator energy residue The total accumulation is maintained in two parts the previous point the totalizer is the integral part and is stored as an unsigned 32 bit integer or split double value and this point the residue is the fractional part and is stored as a floating point value To determine the total accumulation add together the totalizer and the residue Page 226 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Non resettable accumulator net totalizer The total accumulation is maintained in two parts this point the totalizer is the integral part and is stored as an unsigned 32 bit integer or split double value and the next point the residue is the
367. t 2 and Port 3 on the Site Configuration dialog box Use this dialog box to configure the communication parameters and Modbus access for each module port AFC Port 1 Configuration r EET a Paty Parity Data Mode None C 7Bits pm amp RTU C Even 8Bis C 2Bis C ascii C Odd r Port Modem Delays 4 CTS timeout x 5ms Delay before first data after CTS x Sms Delay after last data before RTS x 5ms L o r Port Options F Modbus Master Rev timeout x 0 1 jo Hide primary slave Swap Modbus byte I Swap Modbus words Disable pass thru None v Authorization waiver The Communication Parameters configure each port s communication settings The default communication port configuration is 9600 baud rate 8 data bits 1 stop bit RTU mode and no parity Use these settings the first time you use AFC Manager on the port connected to the local PC The Port Modbus Options field configures the Modbus communication to a Modbus device ProSoft Technology Inc Page 41 of 290 November 26 2007 AFC Manager Configuration Tool Site Configuration Automatic Flow Computer Port Configuration Notes The module has three Modbus ports however Port 1 is intended mainly for configuration and is only suitable for Modbus communication in the following circumstances The top port Configuration Debug Port is unbuffered therefore it should not
368. t access level as shown in the following table Port Waiver Configuration Read Operation Requires Write Operation Requires Authorization Authorization None Yes Yes Read Only No Yes Read Write No No Note 1 The waiver is effective for both hard and soft passwords Page 42 of 290 ProSoft Technology Inc November 26 2007 Site Configuration AFC Manager Configuration Tool Automatic Flow Computer Note 2 The backplane Modbus Gateway always has a read write waiver so that the processor has full unrestricted access regardless of any passwords or hard soft configuration 2 4 2 Remapping Button Refer to the Primary 8 Virtual Modbus Slaves Configuration section 2 4 3 Security Passwords The passwords are intended for interrogation by application software in order to verify an operator s authorization to make configuration changes and to view measurement results The passwords are resident in the module so that different operators using different copies of the application software must use the same password Passwords cannot be retrieved in Hard Password mode The password protection is not used by default Passwords can be numbers between 32768 and 32767 For example 1234 A password of 0 zero is interpreted as No password present Site Configuration E x Site name MVI Flow Station AFC Project name Serial number Firmware version revision number Configuration changed Ack C
369. t b V cone Wedge coefficient of discharge 10 reserved 11 0 Densitometer 0 Usht Densitometer type 1 Flot t Calibration temperature 2 Flot x Calibration pressure 3 Flot Calibration constant KO 4 Flot 2 Calibration constant K1 5 Flot S Calibration constant K2 6 Flot js Calibration constant 6 7 Flot Calibration constant 7 8 Flot E Calibration constant 8 9 Flot Calibration constant 9 ProSoft Technology Inc November 26 2007 Page 129 of 290 AFC Manager Configuration Tool Events Automatic Flow Computer Grup Sbgp ltem DTyp Rkv Data point 10 Flot hi Calibration constant 10 11 Flot z Calibration constant 11 12 Flot Calibration constant 12 13 Flot K Calibration constant 13 14 Flot di Calibration constant 14 15 PLC image address Quantum Unity platform only 0 0 Usht T Meter process input amp c get Usht Meter results put 2 0 Usht Meter archive fetch put 9 10 Stream Datum Point events Grup Sbgp ltem X DTyp Rkv Data point 0 0 0 Bsht iS Stream options 1 Stream parameter value 0 0 Flot Default relative density gas at reference 1 0 Flot i Viscosity 2 0 Flot Isentropic exponent 3 0 Flot E Default Fpv 4 0 Flot ds K meter factor 5 0 Flot Default energy content 6 0 Flot Default reference density liquid 7 0 Flot i Default vapor pressure 8 0 Flot sy Water density at API reference 9 0 Flot
370. t characteristics are its D A zero scale and full scale values the AFC scales the raw input so that the valid D A range scales to the configured water content range Input scaling water content input frozen during calibration This point holds the scaled water content input present at the time that the input was switched to calibration mode This value is used for all calculations while in calibration until the input is switched out of calibration mode at which time normal operation is resumed Analysis component map Specifies which pure chemical substances contribute to molar analyses ProSoft Technology Inc Page 199 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Selected component 1 C1 If set then molar concentrations for component 1 C1 are expected in molar analyses and enter into the calculations If clear then molar concentrations for component 1 C1 are ignored assumed to be zero even if supplied as non zero Selected component 2 N2 If set then molar concentrations for component 2 N2 are expected in molar analyses and enter into the calculations If clear then molar concentrations for component 2 N2 are ignored assumed to be zero even if supplied as non zero Selected component 3 CO2 If set then molar concentrations for component 3 CO2 are expected in molar analyses and enter into the calculations If clear then molar concentrations for component
371. talizer x lb 22094 ass accu residue x lb 0 8813007 ass increment x lb 0 3135785 ass flow rate x lb h 2280 571 Analysis components C1 methane 0 2 nitrogen 0 CO2 carbon dioxide 0 C2 ethane 0 C3 propane 0 H20 water 0 H2S hydrogen sulphide 0 H2 hydrogen 0 CO carbon monoxide 0 O2 oxygen 0 iC4 iso butane 0 nC4 normal butane 0 iC5 iso pentane 0 nC5 normal pentane 0 Audit Scan Page 112 of 290 ProSoft Technology Inc November 26 2007 Audit Scan AFC Manager Configuration Tool Automatic Flow Computer C6 hexane C7 heptane C8 octane C9 nonane C10 decane He helium Ar argon neoC5 neopentan Ux userl Uy user2 O XXI COM oa DE oe KOC C3 QC ProSoft Technology Inc Page 113 of 290 November 26 2007 AFC Manager Configuration Tool Audit Scan Automatic Flow Computer Page 114 of 290 ProSoft Technology Inc November 26 2007 Archive Monitor AFC Manager Configuration Tool Automatic Flow Computer 8 Archive Monitor In This Chapter gt Meter Archive Data Chart Dialog Box esses 120 The Archive Monitor dialog box opens when you open the Monitor menu and then choose Archive The module can archive data for each meter channel The archives are periodically generated according to the period end defined in the Site Configuration There are hourly archives 48 archives and daily archives 35 archives For example the daily archives will be stored as Archi
372. te 1866 2 words Multiplier volume flow rate 1868 2 words Multiplier mass accumulator 1870 2 words Multiplier energy accumulator 1872 2 words Multiplier volume accumulator 1874 2 words Accumulator increment mass 1876 2 words Accumulator increment energy 1878 2 words Accumulator increment net 1880 2 words ProSoft Technology Inc Page 161 of 290 November 26 2007 AFC Manager Configuration Tool Automatic Flow Computer 13 5 Reference Description Meter Relative Address Length Accumulator increment gross 1882 2 words Accumulator increment gross standard 1884 2 words Accumulator increment water 1886 2 words Flow rate mass 1888 2 words Flow rate energy 1890 2 words Flow rate net 1892 2 words Flow rate gross 1894 2 words Flow rate gross standard 1896 2 words Flow rate water 1898 2 words Archive Data Format There are 3 columns associated with each archive data Column Description Ofs Shows the offset location of the data in each archive The maximum offset value will depend on the Record Size value you configured If the value has a value for example 0 it means that the data occupies 2 words of data Reg Shows the Primary Modbus Slave Address of the data This is a meter relative address For example a Reg value of 890 for meter 1 would be equivalent to Modbus addresses 8890 and 8891 Description Data Description 13 5 1 Pre defined Header These arc
373. te Monitor seeseeee e 104 gt Input Data Monitor sessseeem emm 104 Alarm Monitor eesseeeee eene 105 Use the Meter Monitor to monitor each meter run by reading the results calculated by the module the current input values and any meter alarms Note For more information about the meaning of specific values calculated by the module we suggest that you refer to applicable measurement standards It is beyond the scope of this document to discuss flow measurement theory Click on Monitor Meter Monitor in order to open the Meter Monitor dialog box Selects the meter number Calculation Count Shows the current Wall Clock value i Meter Monitor Site Name DUIMEX Project AFC_DUIMEX Meter Tag PIM Close int og Active Stream 2007 07 16 14 21 06 Wallclock Process LEM Scan counts input calc 16 23546 f Molar mass of mixture Input Count Click Me Accumulators 0 5605673 f Ideal gas relative density Click Me Flow rates 0 561434 Relative density at reference Click Me Process inputs 4 296604E 02 Reference density Ib cf Polling Mode Bi 00208 Meter alarms ETE Reference compressibility selection Update time sec 0 9970248 f Flowing compressibility io Pulse frequency Hz Click Me T amp P factors LEE 005 BEDNE Corvin Shows the Bc Meter factor 1 0005
374. ted but the output data calculated by the module does not seem to update correctly follow these steps Perform two consecutive Read operations to determine if the Wall Clock is currently running If the Wall Clock is not running the module may not correctly perform some time scheduled operations The Wall Clock is set by the ladder logic Wall Clock function and should be set at least at every rack power up Look at the ladder logic if the Wall Clock is not updating Determine if the meter has an alarm If the Meter Tag background is red it indicates that the meter has at least one alarm The alarm typically indicates that an input is invalid or that that there is some configuration error that would potentially affect the calculations Refer to Alarm Monitor page 105 to determine which alarm is currently set Determine if the meter is currently enabled If you are online to a disabled meter the meter tag is black If the meter is disabled the module will not perform the calculation for that meter Refer to Meter Configuration for more information about enabling and disabling a meter Look at the process input variable ex temperature pressure etc Verify that the variable values displayed on the Process Inputs subwindow subsection Input Data Monitor in this chapter match the actual values transmitted by the processor If the values do not match look at the ladder logic in order to verify that the data is being transmitted cor
375. tegral device such as a V cone or Wedge this is the expansion coefficient of the material of the device Page 206 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Meter tube measurement temperature The temperature at which the meter tube diameter was measured For an integral device such as a V cone or Wedge which includes its own section of pipe this is the temperature at which the documented Beta ratio was determined and should be the same value as that of Orifice plate measurement temperature Meter tube measured diameter The measured inside diameter of the meter tube For an integral device such as a V cone or Wedge which includes its own section of pipe this is the inside diameter of that section Meter tube coefficient of thermal expansion The coefficient of thermal expansion of the material of the meter tube For an integral device such as a V cone or Wedge which includes its own section of pipe this is the expansion coefficient of the material of the device and should be the same value as that of Orifice plate coefficient of thermal expansion Differential pressure flow threshold An input differential pressure smaller than this is deemed to be zero Flow rate flow threshold An input flow rate smaller than this is deemed to be zero Pulse frequency flow threshold An input pulse frequency smaller than this is deemed to be zero Di
376. ter a complete molar analysis for the gas E Component Analysis Stream 1 x 1 C1 methane Copy Analysis From 12 N2 nitrogen Meter number 3 C02 carbon dioxide Stream number is 4 C2 ethane 5 fo C3 propane 7 oD ne 6 I Y 8 jo C9 nonane 7 9 C10 decane 8 pp 2h He helium Read Write 9 po CO ca Ar argon 10 po 02 ox 2 o neoC5 neopentane 11 p C4 U 23 po Ux user 12 po nC4 normal butane 24 b Uy user2 Return to Meter Configuration Enter the molar concentration for each component up to 4 fractional digits For example when you enter C1 Molar Fraction 0 8 lt means that the methane C1 component has a molar concentration of 80 ProSoft Technology Inc Page 81 of 290 November 26 2007 AFC Manager Configuration Tool Meter Configuration Automatic Flow Computer Normalization Error Tolerance Analyses are often obtained from an on line gas chromatograph which device should provide output consisting of a collection of numbers between 0 and 100 all adding up to exactly 100 Real devices however usually produce a total slightly different than 100 and sometimes may provide individual concentrations that go negative for example 1 08 or super positive for example 101 3 When properly calibrated most Gas Chromatographs produce individual concentrations that lie between 0 and 100 and a total that is very close to but not always identical to 100 The Normalizat
377. the Differential pressure alarm threshold Current archive hourly cumulative meter alarm Flow rate low The flow rate process input is smaller than the Flow rate alarm threshold Current archive hourly cumulative meter alarm Pulse frequency low The pulse frequency process input is smaller than the Pulse frequency alarm threshold Current archive hourly cumulative meter alarm Orifice pressure exception The combination of gauge pressure process input differential pressure process input barometric pressure and the setting of meter calculation option Downstream static pressure bit 0 results in an effective downstream static pressure of less than vacuum a physical impossibility Upstream pressure is raised by the amount necessary to raise absolute downstream pressure to zero and calculation continues Current archive hourly cumulative meter alarm Accumulation overflow An accumulator increment in a single scan that is unreasonable i e less than O or greater than 1 000 000 000 9 zeros is ignored and this alarm is raised Current archive hourly cumulative meter alarm Orifice characterization error Orifice meter parameters are such that measurement cannot occur While the original meter alarm is active the specific reason for this alarm is available in the point Orifice characterization error register 9602 Current archive hourly cumulative meter alarm Analysis total zero The input molar analysis is
378. the integral part and is stored as an unsigned 32 bit integer or split double value and the next point the residue is the fractional part and is stored as a floating point value To determine the total accumulation add together the totalizer and the residue Non resettable accumulator gross standard residue The total accumulation is maintained in two parts the previous point the totalizer is the integral part and is stored as an unsigned 32 bit integer or split double value and this point the residue is the fractional part and is stored as a floating point value To determine the total accumulation add together the totalizer and the residue ProSoft Technology Inc Page 227 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Non resettable accumulator gross clean oil totalizer The total accumulation is maintained in two parts this point the totalizer is the integral part and is stored as an unsigned 32 bit integer or split double value and the next point the residue is the fractional part and is stored as a floating point value To determine the total accumulation add together the totalizer and the residue Non resettable accumulator gross clean oil residue The total accumulation is maintained in two parts the previous point the totalizer is the integral part and is stored as an unsigned 32 bit integer or split double value and this point the residue
379. the product type crude or refined and the density range high or low Sl units D gt 610 kg m3 Table 54A Crude amp NGL or 54B Refined Products 500 lt D 610 LPG ASTM IP API Petroleum Measurement Tables for Light Hydrocarbon Liquids 500 653 kg m3 1986 ISBN 0 471 90961 0 US units D gt 0 610 RD60 Table 24A Crude amp NGL or 24B Refined Products 0 350 lt D 0 610 LPG Table 24E TP25 The low density range of 0 350 RD60 in US units is considerably lower than the 500 kg m3 in SI units because the E Tables are available only for US units Correction of density from flowing temperature to standard temperature is a converging iteration which includes the calculation of the VCF Volume Correction Factor Standards applied are those listed above except that Tables n3x are used instead of Tables n4x An option is available to iteratively correct the density calculation for elevated flowing pressure according to the condition given in bold type in MPMS Ch12 2 1995 Part 1 Appendix B Section B 1 page 21 Compressibility Factor F According to MPMS Ch 11 2 US or11 2M SI 1986 Vapor pressure correlation according to GPA TP 15 June 1988 Pressure Correction Factor CPL is calculated from F and pressure above equilibrium according to MPMS ch12 2 1995 where atmospheric pressure is read as base pressure and gage pressure is read as pressure above base The module considers Pressure process input barome
380. ther events To see the current number of events stored in the event buffer click On Line Event Log and then click the Read button If the number of events not yet downloaded is 1999 it indicates that the event log is full Finally if Event log unlocked is unchecked on the Site Configuration dialog box the module will not accept any further changes to configuration Delete all events from the module event buffer and then select check the Event Log Unlocked option so that the module can overwrite the oldest event from the buffer when the buffer is full Important The download operation does not transfer the remapping configuration The only way to transfer it to the module is by following the steps described in the Site Configuration section 4 2 Configuration Upload A configuration file upload transfers the complete configuration Meters amp Site Configuration from the module to the local PC After you click Project Upload Project you will be prompted to confirm the action AFC Manager 2 About to upload project from the module This will replace your currently loaded project lt p ue Contin Jj After you confirm the upload operation the AFC Manager indicates that the upload is in progress E Upload Module Configuration x Uploading meter 5 configuration Upload is finished Important The upload operation does not transfer the remapping configuration The only way to transfer it
381. tionship low range lt default lt high range Input scaling flow rate module id code The module id code specifies the processing of the PLC supplied value that is required in order to obtain the process input value in engineering units Permitted values are 1 The PLC supplies flow rate directly as a floating point value 0 The PLC supplies flow rate directly as a fixed point value scaled to O decimal places 20 The PLC supplies the raw D A value from an analog input module this code selects from a predefined list of modules whose pertinent characteristics are its D A zero scale and full scale values the AFC scales the raw input so that the valid D A range scales to the configured flow rate range Input scaling flow rate input frozen during calibration This point holds the scaled flow rate input present at the time that the input was switched to calibration mode This value is used for all calculations while in calibration until the input is switched out of calibration mode at which time normal operation is resumed Input scaling density range low end This is the lowest value allowed for density input and for raw input corresponds to the D A zero scale value An input less than this causes an out of range alarm This and the two following points must satisfy the relationship low range lt default x high range If a densitometer is configured and its calculation enabled see module id code th
382. to be audited Refer to the description of register 381 for more information Wallclock at audit start year Captured at the start of the audit Refer to the description of register 381 for more information Wallclock at audit start month Captured at the start of the audit Refer to the description of register 381 for more information ProSoft Technology Inc Page 185 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Wallclock at audit start day Captured at the start of the audit Refer to the description of register 381 for more information Wallclock at audit start hour Captured at the start of the audit Refer to the description of register 381 for more information Wallclock at audit start minute Captured at the start of the audit Refer to the description of register 381 for more information Wallclock at audit start second Captured at the start of the audit Refer to the description of register 381 for more information Audit meter number latched Copied from the requested meter register at the start of the audit Refer to the description of register 381 for more information Audit scan up counter The number of audit scans completed Refer to the description of register 381 for more information Meter number 1 based This value is always 1 Meter status Bitmap of selected meter status accumulated since the last archive record was
383. to the densitometer calculation and this alarm applies to the calculated density For more information refer to the Input scaling density points Meter alarm input out of range water content The water content process input after conversion and scaling according to the module id code configured for the input was outside its configured allowable range and the default has been substituted For more information refer to the Input scaling water content points Meter alarm Differential pressure low The differential pressure process input is smaller than the Differential pressure alarm threshold Meter alarm Flow rate low The flow rate process input is smaller than the Flow rate alarm threshold Meter alarm Pulse frequency low The pulse frequency process input is smaller than the Pulse frequency alarm threshold ProSoft Technology Inc Page 233 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Meter alarm Orifice pressure exception The combination of gauge pressure process input differential pressure process input barometric pressure register 138 and the setting of meter calculation option Downstream static pressure register 8025 bit 0 results in an effective downstream static pressure of less than vacuum a physical impossibility Upstream pressure is raised by the amount necessary to raise absolute downstream pressure to zero and calculation continues
384. tomatically Refer to the description of that signal for more information Archive option hourly Reset accumulator 4 upon period end Upon the end of the period selected by Archive option hourly Period select hourly bit 0 this option causes the meter signal Reset resettable accumulator bit 4 to be issued automatically The reset occurs regardless of whether an archive record is written at the same time Refer to the description of that signal for more information Archive option hourly Reset accumulator upon event When an event occurs that records a change that might affect the results of measurement calculations such as a change to a sealable parameter this option causes the meter signal Reset resettable accumulator bit 4 to be issued automatically The reset occurs regardless of whether an archive record is written at the same time Refer to the description of that signal for more information Archive configuration hourly period accumulator select The measured quantity that is to be accumulated in the hourly archive period accumulator which is reset automatically each time the hourly archive is written Values depend on the product group ProSoft Technology Inc Page 215 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Archive configuration hourly extended file size The number of older hourly archives to be stored on compact flash A compact flash card M
385. tomatically each time the daily archive is written Values depend on the selected product group Archive configuration daily extended file size The number of older daily archives to be stored on compact flash A compact flash card MUST be installed in the module for this setting to have effect Recent archives are stored locally in the Modbus Input Register bank when a new archive is written the oldest local one is copied to the extended file freeing up its space to receive the new one Refer to Open archive record select age daily for information about how to retrieve these archives The maximum number of extended daily archives depends on the firmware version Archive configuration daily item flags Archive configuration daily item z address Archive confiquration hourly archive record template type This code selects the size and basic layout of the hourly archive record Values are 10 words 20 words 30 words 40 words 2 predefined 6 predefined 10 predefined 10 predefined a Archive confiquration hourly filename character This ASCII character which intrinsically distinguishes the two archive files is incorporated into codes in the project file AFC and the names of extended archive files on compact flash It is always H for the hourly archive file Archive configuration hourly options Settings that determine the conditions under which hourly archive records are automatically written
386. tomer agrees that it shall not and shall not authorize others to copy software provided by ProSoft except as expressly permitted in any license agreement accompanying such software transfer software to a third party separately from the Product modify alter translate decode decompile disassemble reverse engineer or otherwise attempt to derive the source code of the software or create derivative works based on the software export the software or underlying technology in contravention of applicable US and international export laws and regulations or use the software other than as authorized in connection with use of Product 14 5 9 Additional Restrictions Relating To Software And Other Intellectual Property In addition to complying with the Terms of this Warranty Customers purchasing software or other intellectual property shall comply with any license agreement accompanying such software or other intellectual property Failure to do so may void this Warranty with respect to such software and or other intellectual property Page 276 of 290 ProSoft Technology Inc November 26 2007 Support Service amp Warranty AFC Manager Configuration Tool Automatic Flow Computer 14 5 10 Allocation of risks This Warranty allocates the risk of product failure between ProSoft and the Customer This allocation is recognized by both parties and is reflected in the price of the goods The Customer acknowledges that it has read this Warranty
387. totalizer 226 Non resettable accumulator gross residue 226 Non resettable accumulator gross totalizer 226 Non resettable accumulator mass residue 225 Non resettable accumulator mass totalizer 225 Non resettable accumulator net residue 226 Non resettable accumulator net totalizer 226 Non resettable accumulator water residue 227 Non resettable accumulator water totalizer 227 Non Standard Reference Conditions 154 Normalization Error Tolerance 82 Number of backplane queue allocation failures 184 Number of backplane queue entries allocated 184 Number of backplane transfers received by module 183 Number of backplane transfers sent by module 183 Number of components 202 O On line Communication amp Configuration 149 Open archive record select age daily e 209 Open archive record select age hourly 209 Orifice Differential Meter with Gas Product 163 Orifice Differential Meter with Liquid Product 164 Orifice Include V cone Uses AGAS 1992 ISO 5167 153 Orifice and Meter Tube Parameters dialog box 65 Page 286 of 290 ProSoft Technology Inc November 26 2007 Index Orifice characterization error 234 Orifice plate coefficient of thermal expansion 205 measured diameter 205 measurement temperature 205 Overall Monitor 95 P Pass Thru Bit Region Address amp Pass Thru Bit Region Size 41 Max Window Size 40
388. tric pressure absolute pressure ProSoft Technology Inc Page 157 of 290 November 26 2007 AFC Manager Configuration Tool Automatic Flow Computer 13 3 13 4 Wedge Meter Applications Reference For Wedge Meter applications you must convert some parameters from the meter manufacturer s data sheet before entering these values to the AFC Manager The following spreadsheets can be used to calculate the AFC Manager parameters according to the meter manufacturer as follows Filename Application WEDGE ABB xls ABB Wedge Meter WEDGE PRESO xls PRESO Wedge Meter You must initially configure the meter as a differential type Then you must configure it as a V Cone Device Meter Configuration Calculation Options Refer to the spreadsheet for instructions on how to enter the correct values into AFC Manager Configurable Archive Registers The following table shows the possible registers that can be included in the archive definition Use the Insert and Remove buttons on the Archive Configuration dialog box to customize the list of registers for each meter archive Description Meter Relative Address Length Analysis molar fraction component 1 720 1 word Analysis molar fraction component 2 721 1 word Analysis molar fraction component 3 722 1 word Analysis molar fraction component 4 723 1 word Analysis molar fraction component 5 724 1 word A
389. ts of water o Oil Wtr Emulsions NGL is the same as NGLs LPGs except that it also uses MPMS Ch 20 1 section 1 9 5 to calculate net clean oil Choose Oil Water Emulsion for lighter products that are emulsified with large amounts of water Page 52 of 290 ProSoft Technology Inc November 26 2007 Meter Configuration AFC Manager Configuration Tool Automatic Flow Computer 3 1 4 Units US or SI Selects the units used in the flow measurement calculations US or SI 3 1 5 Primary Input You can select the primary input for volume calculation The available options depend on the configured meter type Meter Type Options Differential Differential Pressure or Flow Rate Linear Pulse Count or Pulse Frequency 3 1 6 Changing the Meter Type Product Group or Unit In order to perform a meter type and product group selection the meter must be disabled temporarily otherwise the fields would be locked for changes as shown below Meter Type Product Group and Units EYIGE Ga E C Differential Linear r system of units us C SI Primary Input C Pulse Count Pulse Frequency A meter can be enabled or disabled using ladder logic however it is also possible to perform the same task using the AFC Manager The following steps show this procedure 1 Read the Current Configuration from the Module Click the Read button at the Meter Configuration dialog box to update the dialog box information 2 Disabl
390. tted by the processor If the values do not match look at the ladder logic in order to verify if the data is being transmitted correctly Refer to the module s user manual for more information about the Process Variable function 5 1 Print the Report Click the Print Button to print the report to the local printer Page 96 of 290 ProSoft Technology Inc November 26 2007 Overall Monitor 5 2 Create the File Report Log File AFC Manager Configuration Tool Automatic Flow Computer Click the Log Button to create a Log File that contains the last data read from the module The following shows an example log file where only meter 1 is enabled AFC 56 16 Site Name Project AFC Meter 1 Tag Gross accum Net accum Mass accum Gross flow rate Net flow rate Mass flow rate Temperature F Pressure psig Metering Data MVI Flow Station totalizer totalizer x f3 totalizer x 3 h x 3 h x lb h x 3 x lb Differential pressure hw Alarms Meter 2 ag This Meter 3 Tag This Meter 4 Tag This Meter 5 ag This Meter 6 Tag This Meter 7 Tag This Meter 8 Tag This Meter 9 ag This Meter 10 Tag meter meter meter meter meter meter meter meter channel channel channel channel channel channel channel channel is is is is is is is is not not not not not not not
391. type such as a V cone or wedge that includes its own pressure transmitter do not set this option Corner taps Applicable only to traditional orifice meters this option specifies a differential pressure tapping that is alternate to the more common flange tapping Radius taps Applicable only to traditional orifice meters this option specifies a differential pressure tapping that is alternate to the more common flange tapping V cone Wedge device Most of the AGA 3 and ISO 5167 Standards specify the calculation of the coefficient of discharge of a traditional orifice meter When a V cone or Wedge meter is used instead the Standard calculation is not applicable and the discharge coefficient must be entered directly from the manufacturer s data sheet into the point V cone Wedge coefficient of discharge For these devices also the effective diameter of the flow obstruction not the aperture as it is for traditional orifice meters must be entered into the point Orifice plate measured diameter that value is calculated by a spreadsheet which is primed with data from the manufacturer s data sheet ProSoft Technology Inc Page 191 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer ISO 5167 2003 Applicable only to traditional orifice meters this option selects the measurement Standard to be used for the calculation of the orifice discharge coefficient Values AGA 3 1992 ISO 5
392. ues between the module and the local computer it is required that the module s configuration and the configuration at the local computer should match In order to accomplish this you can perform either a Meter Configuration Read or a Meter Configuration Write operation 13 8 11 Why does the AFC Manager show a Communication Timeout warning The communication parameters for the AFC Manager and the module should match Look at the communication parameters and cables RS 232 null modem Also ensure that the setup jumper on the module is OFF 13 8 12 What is the difference between Net Accumulator and Gross Accumulator The module initially calculates the Gross Accumulator value It then uses the Gross Accumulator value and corrects it for pressure and temperature before calculating the Gross Standard Accumulator value For Gases Gross Standard Accumulator Net Accumulator For Liquids Gross Standard Accumulator Water Net Accumulator 13 8 13 What are the accumulator s totalizer and residue values The totalizer is the integer part and the residue is the fractional part The accumulator will be calculated by Accumulator Totalizer Residue Page 266 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer 13 8 14 Do I have to enter all molar concentrations for the gas product Yes the module uses the Detail Characterization Method that requires all mola
393. ulation option Pressure correction bit 11 is set API 2540 Temperature correction factor CTL The factor that corrects volume for the effect of temperature to the reference conditions configured by the user API 2540 Pressure correction factor CPL The factor that corrects volume for the effect of pressure to the reference conditions configured by the user Density calculation select Flags that select Standard calculations according to attributes of density ProSoft Technology Inc Page 243 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Low density range for CPL calculation Selects the procedure that calculates the compressibility factor for correcting volume for the effect of pressure to reference conditions This value is meaningful only when meter calculation option Pressure correction bit 11 is set Values are High density range Use API MPMS Chapter 11 2 1 Low density range Use API MPMS Chapter 11 2 2 Input density is at reference States whether the density supplied by the PLC or assumed from a default value according to the settings of meter calculation options Density correction bit 8 and Ignore default flowing density bit 7 is at operating conditions or is already corrected to the reference conditions configured by the user Values are Input density is at operating conditions Input density is already corrected to reference conditions no d
394. ulation Options or if the module cannot calculate the CPL factor If the calculation fails the module will set the Pressure Correction Alarm Default Reference Density This value is used if the flowing density transferred over the backplane is out of range alarmed and Ignore Default Flowing Density is selected on the Meter Calculation Options dialog box or if the density correction calculation fails also alarmed Default Vapor Pressure If the vapor pressure via TP 15 option is not selected on the Meter Calculation Options dialog box or the vapor pressure calculation results in error this value is used as the vapor pressure Page 86 of 290 ProSoft Technology Inc November 26 2007 Meter Configuration AFC Manager Configuration Tool Automatic Flow Computer Density Calculation This section provides detailed explanations about the density correction logic used by the AFC module It also explains the terminology that is implemented by the module Terminology gt Conditions Temperature amp Pressure Reference Conditions A fixed Temperature and a fixed Pressure at which a fluid s volume accumulation and volume flow rates are to be recorded Also known as Base or Standard Conditions Derives from sales contracts between parties that mandate transfer of fluids in volume units such as 100 000 gallons of gasoline at 60 F and 1 atmosphere pressure Typical Reference Conditions are o 60 F and 14 696 psia
395. umulation unit C us si 100060000 Accumulator rollover Copy Primary Input vue d r K fadtor Characteristics Measured quantity Reference Conditions Nou m3 Flow input unit 15 Reference temperature C 101 325 Reference pressure kPaa Linear Meter Pulse Count Process Input Components Frequency flow threshold Hz Control Opts Calculation Opts 0 Frequency alarm threshold Hz 16777216 Pulse input rollover Arne esstome Scum Image in PLC Stream 1 E rr n T Meter Pulse Count f Select Stream Ed K factor pul m3 Steam number 1 SS Delauk relative density Meter Factors 1 Default Fpv 0 Default heating value MJ kg Stream Opts Seabee Result 4 The measured quantity of the primary process input Click the box or press any key to edit Site Read Write Done The K factor units available for selection will depend on the selected measured quantity Page 68 of 290 ProSoft Technology Inc November 26 2007 Meter Configuration AFC Manager Configuration Tool 3 8 Automatic Flow Computer 3 7 4 K Factor For a linear pulse meter gross volume pulses K factor x meter factor The K factor is a factor that converts raw pulse count from the Pulse Meter to a volume and is expressed as pulses per
396. unit volume such as 1000 pulses per gallon or 3578 224 pulses per cubic meter This number found on the manufacturer s data sheet for the meter is determined at the factory for the specific unit before shipping So dividing pulses by pulses per gallon gives you gallons API calls the value pulses K factor as indicated volume 3 7 5 Pulse Input Rollover Pulse Count meters When the meter is selected as a Pulse Meter one of the input variables transferred from the programmable logic controller will be the Pulse Count value which is the number of pulses transferred from the Pulse Meter or the High Speed Counter Module This parameter sets the value at which the pulse count will rollover to zero It is essential that this value match the actual pulse rollover used in the field by the pulse meter or counter module otherwise the flow calculation will generate unexpected values Enter this value as maximum value 1 3 7 6 Frequency Flow Threshold Hz This is the threshold value for the pulse frequency If the received value is less than the configured threshold it will be deemed to be zero 3 7 7 Frequency Alarm Threshold Hz If the received pulse frequency is less than this value the Pulse Frequency Low alarm will be raised Meter Factor Linearization Meters are mechanical instruments so eventually they wear out Over time the actual measured volume the gross volume will tend to drift from the nominal measure
397. ure flow threshold 206 Differential Pressure Flow Rate Integration 66 Disable a Meter 58 Disable Pass Thru 42 DISCLAIMER OF ALL OTHER WARRANTIES 273 AFC Manager Configuration Tool Automatic Flow Computer DISCLAIMER REGARDING HIGH RISK ACTIVITIES 273 Do have to enter all molar concentrations for the gas product 266 Done Button 48 Downloading the Project to the Module 20 Downstream static pressure 190 Downstream Static Pressure 72 DP Alarm Threshold 65 DP Flow Threshold 64 E Enable a Meter 57 End of day minute 176 End of Day Minute 37 End of hour minute 176 End of Hour Minute 37 Event Id Tag 122 123 Event log download complete 179 Event Log structures 122 Event log unlocked 175 Event Log Unlocked 38 Event numbers and Event Log Download 132 Event Log Process Input Range Alarms 39 Events 121 Event triggered archives and accumulator resets 124 Example 36 Example 1 166 Example 2 166 Extended site status 170 F Firmware product code group 168 application class 168 platform 168 Firmware product code item 168 number of meters 169 number of streams 168 Firmware revision number 169 Firmware version number 169 major version number 169 minor version number 169 Firmware Version Number 25 Flow rate alarm threshold 206 Flow rate flow threshold 206 Flow Rate Integration with Gas Product 164
398. ure for the site is expressed in US units psia if clear then barometric pressure is expressed in SI units kPaa Record process input range alarms as events If set then out of range alarms on process inputs are deemed to be events and are recorded in the event log Hard passwords Enables secure password controlled access to the AFC Passwords are stored in the AFC by writing them to the password registers 9 and 19 but in hard password mode reading those registers always returns zero Read and or write access to the AFC is granted by writing a candidate password to the password test register register 18 and the access granted is determined by reading back that register and examining its contents The access is granted to the port over which the request was made other ports remain unaffected If the port remains idle with no Modbus activity for two minutes then the granted access is removed and can be regained only by writing a new password to the test register Refer to the description of registers 9 19 and 18 for more information Page 176 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer End of day minute The minute of the day at which daily archive records are written Value must lie between 0 and 1439 End of hour minute The minute of the hour at which hourly archive records are written expressed as minutes since midnight Value must lie betwee
399. us database it is better to remap these values to other locations in order to optimize the master polling This is the reason the AFC module offers a second slave the Virtual Modbus Slave Using the AFC Manager software you can remap up to 20 000 registers from the Primary Modbus Slave in any order The Virtual Modbus Slave Address must be configured using the AFC Manager software Site Config dialog box The Virtual Modbus Slave is also used when using the Modbus Pass Thru function block 13 8 7 How does the AFC Manager transfer the configuration to the module You can configure the site and meter parameters at the local PC saving the project as a AFC file You may then download the configuration by clicking on Project Download Configuration In this case all configuration will be downloaded from the local PC to the module except for the Virtual Slave Re mapping must be written separately Once you download the entire configuration you may perform smaller adjustments Site Configuration and Meter Configuration by clicking on the Write button 13 8 8 What is the password used for The password protects the module from any changes to sealable parameters Sealable parameters directly affect measurement calculations for example orifice diameter or K factor The password is stored in the module so different computers should always use the same password 13 8 9 Why do I receive an Illegal Data Value warning when try
400. us reads are unprotected If the module has hard passwords then the read enable password is hidden and a read of this register always returns zero hard passwords may only be written and cannot be read ProSoft Technology Inc Page 173 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Arbitrary event logged registers 1 through 410 A change to any of these registers is recorded in the event log This allows a master to record in the event log changes to values unrelated to flow measurement Modbus slave address primary Through this slave all configuration process and historical data for the site and all meters are available Regardless of the module s configuration this slave is always accessible through Port 1 Value must lie between 1 and 247 A written value of 0 is ignored without error and does not change the currently configured value A non zero value changes the slave address to the new value subsequent Modbus commands must address the module using the new slave address Default value is 244 Modbus slave address virtual This is the address of the 20 000 register virtual slave defined by its indirect address table in the primary slave Value must lie between 0 and 247 A value of 0 disables the virtual slave via the serial ports all data is then accessible only through the primary slave If this address is the same as that of the primary slave then it is hidden by the
401. ut out of range density The density process input after conversion and scaling according to the module id code configured for the input was outside its configured allowable range and the default has been substituted If a densitometer is configured and its calculation enabled then the PLC supplies a frequency to the densitometer calculation and this alarm applies to the calculated density For more information refer to the Input scaling density points Current archive daily cumulative meter alarm input out of range water content The water content process input after conversion and scaling according to the module id code configured for the input was outside its configured allowable range and the default has been substituted For more information refer to the Input scaling water content points Current archive daily cumulative meter alarm Differential pressure low The differential pressure process input is smaller than the Differential pressure alarm threshold Current archive daily cumulative meter alarm Flow rate low The flow rate process input is smaller than the Flow rate alarm threshold Current archive daily cumulative meter alarm Pulse frequency low The pulse frequency process input is smaller than the Pulse frequency alarm threshold Current archive daily cumulative meter alarm Orifice pressure exception The combination of gauge pressure process input differential pressure process input
402. utomatic Flow Computer Input scaling water content range low end This is the lowest value allowed for water content input and for raw input corresponds to the D A zero scale value An input less than this causes an out of range alarm This and the two following points must satisfy the relationship low range lt default lt high range Input scaling water content range high end This is the highest value allowed for water content input and for raw input corresponds to the D A full scale value An input greater than this causes an out of range alarm This and the two surrounding points must satisfy the relationship low range lt default lt high range Input scaling water content default This is the default value for water content input assumed when the actual input is out of range This and the two preceding points must satisfy the relationship low range lt default x high range Input scaling water content module id code The module id code specifies the processing of the PLC supplied value that is required in order to obtain the process input value in engineering units Permitted values are 1 The PLC supplies water content directly as a floating point value 0 The PLC supplies water content directly as a fixed point value scaled to 2 decimal places 20 The PLC supplies the raw D A value from an analog input module this code selects from a predefined list of modules whose pertinen
403. utomatic Flow Computer Site Configuration You must configure the communication parameters for each communication port using the AFC Manager software Site Configuration Port Options E AFC Port 1 Configuration F Be aE NN so 2 Da Stop Mode C Bis 18 ATU 8Bits 2Bits C ASCII r Port Modem Delays 4 I Swap Modbus words Disable pass thru None y Authorization waiver CTS timeout x Sms L 9 Delay before first data after CTS x 5ms L 9 Delay after last data before RTS x 5ms Ca r Port Options 4 I Modbus Master Rev timeout x 0 1 3 o Hide primary slave Swap Modbus Bytes The following options can be configured Port Options Description Hide Primary Slave Protects the Primary Slave from any read or write operation from a remote master Only the virtual slave is visible on this port Swap Modbus Bytes Swap the Modbus bytes transferred through this port Not implemented Swap Modbus Words Swap the Modbus words transferred through this port This parameter is only applicable to those data points that hold 32 bit quantities long integers floats totalizers Disable Pass Thru Disables the pass thru feature on this port Modbus Master Enables the Modbus master for the port Port 3 only Not all options are available on every port Port 1 is
404. ve 0 current archive Archive 1 Archive created yesterday Archive 2 Archive created 2 days ago Archive 3 Archive created 3 days ago And so on Meter Archive LX Site Name DUIMEX Project JAFC DUIMEX DUIME Meter Tag DIE AFC M1 _AFC_M1 Select Meter Select Archives Result ee E NN Description Age losing timestamp lowing period fraction e 4 umulative meter alarms umulative meter status vent Number of last written event lowing period seconds pening timestamp ccumulator archive period daily totalizer net MMCF ccumulator archive period daily residue net MMCF low rate net MMCF d Process input scaled float temperature F Process input scaled float pressure psig K factor pul CF Meter factor AGA 8 Relative density at reference AGA 8 Compressibility at reference AGA 8 Compressibility flowing AGA 8 Supercompressibility Fpw not used 4 m r r oimimioio mio dd the selected archives to the grid After the reading is completed scroll the grid to view them Connect Upd Current Update An Clear Log Print Plot Close ProSoft Technology Inc Page 115 of 290 November 26 2007 AFC Manager Configuration Tool Automatic Flow Computer Archive Monitor Control Select Meter Select Archives Description Select the meter number Select the archive type Ages Select the first a
405. ve been made to the meter s parameter values since the last time this bit was clear and associated events have been written to the event log Measurement configuration changed meter 4 Densitometer Changes have been made to the meter s densitometer configuration since the last time this bit was clear and associated events have been written to the event log Measurement configuration changed meter stream Whenever a change is made to a configuration item that may affect the results of measurement calculations a bit in one of these registers is set These bits may also be set or cleared by writing directly to these registers The contents of these registers determines the value of the Measurement configuration changed status bit register 6 bit 5 Page 182 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Measurement configuration changed meter stream Options Changes have been made to the stream s options since the last time this bit was clear and associated events have been written to the event log Measurement configuration changed meter stream 4 Parameter value Changes have been made to the stream s parameter values since the last time this bit was clear and associated events have been written to the event log Measurement configuration changed meter stream 4 Meter K factor curve Changes have been made to the stream s K factors or
406. w rate of the stream table Meter factor linearization depending on the setting of stream option Interpolate K factor Multiplier K factor flow rate The factor that when applied to the primary input flow rate scaled to the configured K factor units Primary input units yields the primary input flow rate scaled to the configured flow rate units for the Primary input measured quantity bits 8 thru 11 This value which is the same as one of the three flow rate multipliers selected according to the measured quantity is combined with input pulse frequency K factor and meter factor to yield the flow rate to be used in interpolating the factor linearization table for the stream Multiplier mass flow rate The factor that when applied to the mass flow rate scaled to the configured primary input units yields the mass flow rate scaled to the configured flow rate units Multiplier energy flow rate The factor that when applied to the energy flow rate scaled to the configured primary input units yields the energy flow rate scaled to the configured flow rate units Multiplier volume flow rate The factor that when applied to the volume flow rate scaled to the configured primary input units yields the volume flow rate scaled to the configured flow rate units Multiplier mass accumulator The factor that when applied to the mass flow increment scaled to the configured primary input units yields the mass flow increment scaled to the
407. wer up 28 Pre defined Header 161 Pressure correction 192 Pressure Correction 86 Pressure correction error 236 Pressure Correction Factor CPL 155 Pressure absolute 231 Previous input pulse count 225 Previous timer tick count 238 Primary amp Virtual Modbus Slave Configuration 29 139 Primary input 189 Primary Input 53 Primary Modbus Slave Address 29 Primary Slave 141 Zero primary slave 171 Print the Report 96 101 Printing the Configuration Report 18 Procedures for Return of Units Out of Warranty 270 Procedures for Return of Units Under Warranty 269 Process input calibration 188 Process input calibration density 188 Process input calibration differential pressure 188 Process input calibration flow rate 188 Process input calibration pressure 188 Process input calibration temperature 188 Process input calibration water content 188 Process input out of range use last good value 39 Process Input Scaling 75 Process Input Scaling Gas 83 Process Input Scaling Liquid 90 Process input scaled float density 229 Process input scaled float differential pressure 229 Process input scaled float flow rate 229 Process input scaled float pressure 229 Process input scaled float temperature 229 Process input scaled float water content 229 Process input scaled integer density 230 Process input scaled integer diff
408. with a glass hydrometer this option enables an adjustment of the density correction calculation that further corrects for the effect of temperature on the volume of the hydrometer Temperature correction This option enables the Standard calculation for CTL the factor that corrects measured liquid volume from flowing to reference conditions for the effect of temperature and which requires as input the corrected density The Standards applied are those in API MPMS Chapter 11 1 API 2540 Sl units Tables 54xx The corrected density is converted to the units required by the Standard kg m3 before applying the calculation US units Tables 24xx The corrected density is converted to the units required by the Standard Rd60 before applying the calculation If this option is clear or if the calculation fails then the CTL used to correct liquid volume is that given in the stream parameter point Default CTL Page 192 of 290 ProSoft Technology Inc November 26 2007 Reference AFC Manager Configuration Tool Automatic Flow Computer Pressure correction This option enables the Standard calculation for CPL the factor that corrects measured liquid volume from flowing to reference conditions for the effect of pressure and which requires as input the corrected density The Standards applied are those in API MPMS Chapter 11 2 and the particular calculation that is used depends on both the measurement system for the meter Sl or
409. words API 2540 Vapor pressure 1744 2 words API 2540 CPL low density factor A 1746 2 words API 2540 CPL low density factor B 1748 2 words API 2540 CPL factor F 1750 2 words API 2540 Temperature correction factor CTL 1752 2 words API 2540 Pressure correction factor CPL 1754 2 words API 2540 Sediment and water correction factor CSW 1756 2 words Density calculation select 1759 1 word AGA 8 Ideal gas relative density scaled integer 1761 1 word AGA 8 Compressibility at reference scaled integer 1762 1 word AGA 8 Relative density at reference scaled integer 1765 1 word AGA 8 Compressibility flowing scaled integer 1766 1 word AGA 8 Supercompressibility Fpv scaled integer 1770 1 word Reserved 1786 1 word AGA 3 Velocity of approach factor scaled integer 1790 1 word AGA 3 Expansion factor scaled integer 1791 1 word AGA 3 Coefficient of discharge scaled integer 1792 1 word API 2540 Density at reference 1821 1 word API 2540 Vapor pressure 1822 1 word API 2540 Temperature correction factor CTL 1826 1 word API 2540 Pressure correction factor CPL 1827 1 word API 2540 Sediment and water correction factor CSW 1828 1 word Startup input pulse count 1840 2 words Current input pulse count 1842 2 words Pulse increment 1844 2 words Pulse frequency 1846 2 words Interpolated static K factor 1848 2 words Interpolated static meter factor 1850 2 words Multiplier mass flow rate 1864 2 words Multiplier energy flow ra
410. y marked on the outside of the shipping box Customer agrees to insure the Product or assume the risk of loss or damage in transit Products shipped to ProSoft without an RMA number will be returned to the Customer freight collect Contact ProSoft Technical Support for further information 4 Out of warranty returns are not allowed on RadioLinx accessories such as antennas cables and brackets The following policy applies for Non Warranty Credit Returns A 10 Restocking Fee if Factory Seal is not broken B 2096 Restocking Fee if Factory Seal is broken ProSoft retains the right in its absolute and sole discretion to reject any non warranty returns for credit if the return is not requested within three 3 months after shipment of the Product to Customer if the Customer fails to comply with ProSoft s shipping instructions or if the Customer fails to return the Product to ProSoft within six 6 months after Product was originally shipped 14 3 Procedures for Return of Units Under Warranty 1 A Technical Support Engineer must pre approve all product returns 2 Module is repaired or replaced after a Return Material Authorization Number is entered and a replacement order is generated 3 Credit for the warranted item is issued within 10 business days after receipt of product and evaluation of the defect has been performed by ProSoft The credit will only be issued provided the product is returned with a valid Return Material Authorization Num
411. y Accumulator rollover r Primary Input Differepfal Pres Flow Rate variables Differential Meter Orifice Bore DP flow threshold kPa Control Opts Calculation Opts 0 DP alarm threshold kPa aa ae V cone Wedge discharge coef El Entes Orifice _ Densitometer Archive Configuration Accumulator and Flow Rate Configuration Units and Rollover Values Defines valid ranges for the process input r Liquid po Dflt reference density kg m3 p Dflt vapor pressure kPag Default Ctl Default Cpl po Differential Meter Orifice 0 010268 Viscosity ep Stream Opts Read Write Configuration Read or Write Meter d Note The items on this dialog box change according to the Meter Type and Product Group you select 3 1 Meter Type and Product Group Configuration Use the Meter Type and Product Group parameters to configure the type of meter and product to use for the calculation Specify the meter type differential or linear and the product group gas crude or refined liquids or oil water emulsion Depending on the meter type and product group you select additional settings may be visible Each meter channel can be assigned as a linear meter pulse meter input or as a differential meter orifice meter input for flow measurement using either SI or US units Each meter channel can be configured
412. you click the Addresses button on the Archive Configuration dialog box Use it to learn how to retrieve specific archive records Daily Archive Modbus Addresses Meter 1 LX Age s Record group 0 Current period in progress 1 thru 35 Stored locally accessible directly Select age IThe record having age is for the current period in progress Access it by reading 30 registers starting at Holding Register 900 Select the age of the archive to be retrieved Archive 0 is the current period in progress Archives 1 through 35 are recent records stored locally for daily archives Archives 1 through 48 are recent records stored locally for hourly archives Older archives are stored on Compact Flash and are retrieved by copying them into a window in the Modbus table The number of records stored locally depends on both the file selected daily or hourly and on the record size numbers shown are for 30 word records The help text in this dialog box describes the procedure to fetch the contents of the archive you select ProSoft Technology Inc Page 61 of 290 November 26 2007 AFC Manager Configuration Tool Automatic Flow Computer Meter Configuration 3 5 4 Archive Options Dialog Box This dialog box opens when you click the Options button on the Archive Configuration dialog box On this dialog box you can Configure when the archives will be generated upon period end and or upon event
413. ysis is available no components selected or analysis is all zero then this value supplies the density at reference conditions relative to the density of air at reference to be substituted for the output of AGA 8 Viscosity cP The viscosity of the fluid used only in the calculation of the meter s coefficient of discharge Isentropic exponent The ratio of specific heat at constant pressure to specific heat at constant volume Default Fpv Normally the AFC uses the Detail Characterization Method of the AGA 8 Standard to calculate the compressibilities of the gas from its composition as given by the molar analysis which compressibilities are used in all subsequent calculations When AGA 8 cannot be applied because no analysis is available no components selected or analysis is all zero then this value supplies the supercompressibility which combines the effects of the compressibilities at both reference and operating conditions to be substituted for the output of AGA 8 K Meter factor The primary measured quantity usually gross volume is calculated as pulse count divided by K factor and multiplied by meter factor One of those factors usually the K factor is static and is entered here the other factor usually the meter factor is calculated by interpolating from the table that begins at register 8530 which table in turn acquires its values from one or more meter provings at different flow rates For more in
414. zation table the AFC performs a second iteration of the interpolation in order to obtain an accurate meter factor Meter Confsguration PA ES Meter Meter Tag MM Accumulators and Flow Rates e Meter M T Product Group and Unis Volumes tre et rat 1 Gas hour Flow ale penod ura Coy aia Fn ajig A EUM EA E y System of units Puccuma siron urs C us es Copy iinan rod ees UME oe pued quantity pw input unit Components Calculation Opts se jf o nica enean D niii fl Scam Image in PLC Up to 5 paws of malm lache goss volume low iata LIO SAN POCOS SPC M ae the mairs tachor is 2010 the How rahe rust also be zen Pulse Fi Stream l Flew eater fec non zero metes factori murt be all diferent see Select Stream _ Ptetpolstion of this table over grass volume flow rate yields the achaal mete factor CLICK HERE to open the Meter Factor Linearization Steam Opts o Mays dialog box Result a moler factor bneanzabon curve lor steam 1 L e feed Wie Done Click the Meter Factor Curve Read button to transfer the current Meter Factor Linearization configuration from the AFC module to the local PC When the Meter Factor Linearization configuration is concluded click the Meter Factor Curve Write button to transfer it to the AFC module The module will use the values you entered in the Meter Factor Linearization dialog b
415. zed 250 Analysis total zero 250 Compressibility calculation error 250 Differential pressure low 249 Flow rate low 249 High water error 250 input out of range density 249 input out of range differential pressure 248 input out of range flow rate 248 input out of range pressure 248 input out of range temperature 248 input out of range water content 249 Orifice characterization error 249 Orifice pressure exception 249 Pressure correction error 251 Pulse frequency low 249 Reference density error 250 Temperature correction error 250 Vapor pressure error 250 Current archive daily cumulative meter alarms 248 Current archive daily cumulative meter status 251 Backplane communications fault 251 Cold start 251 Measurement configuration changed 251 Meter enabled 251 Power up 251 ProSoft Technology Inc November 26 2007 Page 281 of 290 AFC Manager Configuration Tool Index Automatic Flow Computer Current archive daily event count 251 Current archive daily flowing period seconds 251 Current archive daily flowing period fraction 248 Current archive daily item 252 Current archive daily meter number 1 based 251 Current archive daily opening timestamp packed 252 Current archive daily opening timestamp packed bisecond 252 Current archive daily opening timestamp packed day 252 Current archive
416. zero therefore it cannot be normalized and cannot be input to AGA 8 for calculation of compressibilities and densities Calculation proceeds as if no components were selected The point Analysis characterization error register 9603 contains the value 2 Current archive hourly cumulative meter alarm Analysis total not normalized The input molar analysis sums to a total that is outside the tolerance allowed by the value of the point Analysis normalization total error tolerance The analysis is normalized anyway and is input to AGA 8 for calculation of compressibilities and densities The point Analysis characterization error register 9603 contains the value 1 ProSoft Technology Inc Page 257 of 290 November 26 2007 AFC Manager Configuration Tool Reference Automatic Flow Computer Current archive hourly cumulative meter alarm Analysis characterization error The characterization of the input analysis has encountered a problem While the original meter alarm is active the specific reason for this alarm is available in the point Analysis characterization error register 9603 Current archive hourly cumulative meter alarm Compressibility calculation error The AGA 8 calculation has reported an error While the original meter alarm is active the specific reason for this alarm is available in the point Compressibility calculation error register 9604 Current archive hourly cumulative meter alarm High water err

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