Model: HRT1 - Hoffer Flow Controls, Inc
Contents
1. 15 3 3 Pulse Output 16 3 4 Alarm Outputs 16 3 5 Wiring Summary 18 4 CONFIGURATION 19 4 Local Configuration 19 4 2 Default Configuration 23 5 OPERATION AND MAINTENANCE 25 5 1 Display Parameters 25 3 2 Saving Grand Total 25 5 3 Clearing the Total 25 5 4 System Response Time 26 5 5 Error Conditions 26 5 6 Battery Replacement Indication 27 6 HART COMMUNICATIONS 29 6 1 Dynamic Variables 29 6 2 Universal Commands 30 6 3 Common Practice Commands 30 6 4 Device Specific Commands 3 6 5 Device Status 33 6 6 Additional Device Status 34 6 7 EDDL Process Variables2. Prior to returning the product to HFC Purchaser must obtain a Returned Material Authorization RMA Number from HFC s Customer Service Department within 30 days after discovery of a purported breach of warranty but not later than the warranty period otherwise such claims shall be deemed waived See the Return Requests inquiries Section of this manual If HFC s inspection reveals the Hoffer product to be free of defects in material and workmanship or such inspection reveals the goods were improperly used improperly installed and or improperly selected for service intended HFC will notify the purchaser in writing and will deliver the goods back to Purchaser upon receipt of Purchaser s written instructions and agreement to pay the cost of transportation If Purchaser does not respond within thirty 30 days after notice from HFC the goods will be disposed of in HFC s discretion HFC does not warrant the product to meet the requirements of any safety code of any state municipality or other jurisdiction and Purchaser assumes all risk and liability whatsoever resulting from the use thereof whether used singlely or in combination with other machines or apparatus This warranty shall not apply to any HFC product or parts thereof which have been repaired outside HFC s factory or altered in any way or have been subject to misuse negligence or accident or have not been operated in accordance with HFC s printed instructions or have bee
3. FL L o Communicator or PC Based HART Master PCA186A MAINBOARD BACK SIDE VIEW Figure 3 1 HRT1 Wiring Detail HP 313 Installation 13 3 1 4 20 mA Current Loop The is powered from a two wire 4 20 mA current loop in the voltage range of 8 30 Volts DC depending on the loop resistance One C Size 3 6V Lithium battery is included as a backup power supply to ensure that volume accumulation will not be interrupted during a power failure Switch 2 of SW 2 must be ON for loop power POWER SUPPLY 8 30 VDC Figure 3 1 1 4 20mA Loop Wiring and Switch Settings Figure 3 1 2 Loop Load Limitations Supply Voltage VS Load 1200 1000 800 600 Load Ohms 400 200 0 5 10 15 20 25 30 Supply Voltage HP 313 Installation 14 NOTE HART Communications requires a loop resistance between 250 and 1100 Ohms The 1 outputs a 4 20mA analog signal on the current loop that is proportional to the calculated flow rate The 4mA and 20mA settings referred to as out Lo and outHi respectively may be configured from the front panel of the instrument or via HART communications 3 2 Flowmeter Input The flowmeter input accepts a low level sinusoidal signal from a magnetic type pickup coil contact closure or an isolated DC pulse signal Switches 7 8 9 and 10 on SW 2 must be set according to the type of flowmeter input to be used Proper switc
4. 2 3 Unused 4 Unused Oe Alarm 2 Test 0 1 6 Alarm2 Activated 0 EIE I 6 0 Maintenance Required 5 Umsed 0000000 Unused Unused HP 313 HART Communications 36 Cl uma O 7 s uma simana o HP 313 HART Communications 3 7 6 7 EDDL Process Variables Primary Variables Flow Rate Display of currently measured volumetric flow with units selected Flow Rate Loop Current Display of current value of analog output 4 20 mA based on flow rate Flow Rate rnge Display of current 96 of flow rate range Flow Rate LRV Display of Lower Range Value for 4 mA flow setting Flow Rate URV Display of Upper Range Value for 20 mA flow setting Total Display of currently measured volumetric flow total with units selected Grand Total Display of currently measured grand total with units selected Frequency Display of currently measured flowmeter input frequency in Hz Identification Tag Assign HART Tag to device Long Tag Assign long HART Tag to device Manufacturer Display HOFFER FLOW CNTRLS Model Display HRTI Dev id Display ID number associated with device PV Snsr s n Display of serial number for Primary Variable sensor HP 313 Maintenance 38 6 5 EDDL Device Diagnostics Warning Alarm 1 Being Tested Indicates Alarm Output 1 is in test mode Alarm 2 Being
5. 37 6 8 EDDL Device Diagnostics 38 6 9 EDDL Online 38 7 MAINTENANCE 43 Appendix A Default Configuration 45 HP 313 This Page Intentionally Blank HP 313 Introduction 1 1 INTRODUCTION The 1 is a loop powered microprocessor based flow rate indicator and totalizer with HART Field Communications Protocol The instrument can accept a low level signal from a magnetic type pickup coil logic level pulse signal or contact closure on the signal input Pulses from the signal input are counted and converted into volume and rate values based on flowmeter calibration settings in the instrument The total volume and flow rate is displayed on a two line liquid crystal display LCD The top line is an 8 digit Total Volume display and the bottom is a 5 digit Rate display A 4 20 mA analog signal proportional to the flowrate is output on the current loop is configurable by way of the instrument keypad or via HART communications H HOFFER FLOW CONTROLS INC ELIZABETH CITY NC Figure 1 HRT1 Front Panel Overview Optional features include 20 point linearization to correct for flowmeter non linearities a Scaled Pulse Output and 2 Alarm Outputs configurable for Rate or Total The instrument may be housed in a NEM
6. Maintenance 39 Change Lock Status Enable password protection by selecting YES disable by selecting NO Password Assign a 4 digit password Flow Setup Rate Units Select SECONDS MINUTES HOURS or DAYS for flow rate units Lower Flow Rate for 4 mA output LR V Assign flow rate for 4 mA output Upper Flow Rate for 20 mA output URV Assign flow rate for 20 mA output Rate Decimal Point Select displayed flow rate resolution as 00000 0000 0 000 00 or 00 000 Total Setup Clear Total Select YES to clear Total Grand Total is non resettable Set Total Write a specific value to Total Units Select L 3 GAL BBL FT3 OR BLANK custom for Total units Total Decimal Point Select displayed total resolution as 00000000 0000000 0 000000 00 or 00000 000 Outputs Setup Pulse Output Pulse Scale Select OFF 1 10 or 100 Pulses are scaled according to the least significant digit of the displayed total For example if Total Decimal places 15 set to 0000000 0 and Pulse Scale is 1 then 1 pulse is output for each tenth 0 1 of a unit Changing the Pulse Scale to 10 would output one 1 pulse for every 1 0 unit of volume OFF turns Pulse Output off HP 313 Maintenance 40 e Pulse Frequency Select 1 2 4 or 8 to select the frequency in Hz of the pulse output burst e Pulse Test Outputs a test frequency of 1 Hz 50 duty cycle on the pulse output terminals
7. Analog Setup e Current Mode Select FOLLOWS RATE or SET TO 4 mA 12 mA or 20 mA e D A trim Calibrate the analog output 4 mA and 20 mA reading with a reference meter connected e Loop Test Set analog output to fixed mode by selecting 4 mA 20 mA or OTHER Alarm 1 e Alarm 1 Function Select TOTAL RATE or OFF e Alarm 1 Out Numeric entry to assign an alarm threshold e Set Alarm 1 ON Toggle Alarm 1 Output to test Alarm 2 e Alarm 2 Function Select TOTAL RATE or OFF e Alarm 2 Out Numeric entry to assign an alarm threshold e Set Alarm 2 ON Toggle Alarm 2 Output to test Meter Setup e Linearization Select AVERAGE K FACTOR to use a single K Factor or LINEARIZATION TABLE to enter up to 20 points e K Factor Decimal Point Location Select k factor resolution as 00000000 0000000 0 000000 00 or 00000 000 HP 313 Maintenance 41 Number of Points in Table Select number of points 1 20 in the table when LINEARIZATION TABLE is selected Frequency K Factor Enter Frequency and K Factors for each point in table Average K Factor Enter Average K Factor when AVERAGE K FACTOR is selected for Linearization Correction Factor User defined flow total multiplier between 0 001 and 99999 9909 HART Setup Poll Addr Polling address Assign a number between 0 15 to be used in multidrop applications Date Enter the Date Descriptor Enter a descriptor Message Enter a
8. Flow Total Follows PV Volume units Tertiary Variable Grand Total Follows PV Volume units HP 313 HART Communications 30 62 Universal Commands The following Universal Commands have been implemented WO ON WN WN KF C 1 12 13 14 15 16 17 18 19 20 21 22 Read Unique Identifier Read Primary Variable Read Primary Variable Current and Percent Range Read Dynamic Variables and Primary Variable Current Write Polling Address Read Loop Configuration Read Dynamic Variable Classifications Read Device Variables with Status Read Unique Identifier with Tag Read Message Read Tag Descriptor Date Read Primary Variable Sensor Info Read Primary Variable Output Info Read Final Assembly Number Write Message Write Tag Descriptor Date Write Final Assembly Number Read Long Tag Read Unique identifier with Long Tag Write Long Tag 6 3 Common Practice Commands The following Common Practice Commands have been implemented 35 38 40 42 45 46 48 HP 313 Write Range Values Reset Configuration Changed Flag Enter Exit Fixed Current Mode Perform Master Reset Trim DAC Zero Trim DAC Gain Read Additional Device Status HART Communications 31 64 Device Specific Commands The following Device Specific Commands have been implemented COMMAND DESCRIPTION Read Decimal Point Read the decimal point location Location for Rate and Total 129 Write Rate Decimal Point Select displayed flow rate Location
9. HP 313 Configuration 24 This Page Intentionally Blank HP 313 Operation and Maintenance 25 5 OPERATION AND MAINTENANCE 5 1 Display Parameters The HRT1 calculates and displays total volume and flow rate ona two line liquid crystal display LCD The top line is an 8 digit Total Volume display and the bottom is a 5 digit Rate display The 8 digit non resettable Grand Total is also viewed on the top line by pressing The Grand Total will be displayed approximately 15 seconds before returning to the Total Volume display Volume units and the time base for flow rate are indicated by icons on the right hand side of the LCD When no icon for time units is displayed the time base 1s SEC A Bar graph located at the bottom of the LCD provides a graphical representation of the flow rate based on a percentage of the maximum flow setting The flow rate and flow total are calculated and updated on the display once every 2 seconds 5 22 Saving Grand Total To minimize the number of write cycles to non volatile memory the Grand Total is saved once per minute In the event that both loop power and battery power are removed simultaneously the Total will be lost and the Grand Total could be up to one minute old when restoring power When changing the battery see Section 7 Maintenance it is recommended to stop the flow at least two minutes prior to removing power from the unit to ensure that the stored Grand Total
10. Lithium battery Battery Life 4 years typical Protection Reverse polarity protected HP 313 Specifications and Product Features 9 2 4 Analog Output Scale Accuracy Temperature drift Update Time Connection Protection 2 5 Pulse Output Type Divider Rate amp Duration SPEED Hz On Off msec 4 20 mA follows rate 0 02 of Full Scale 20 C 40 2 0 seconds Two wire Reverse polarity protected 0 5V TTL 0 Supply Voltage Open collector 30 VDC 100 mA 1 10 100 or OFF See below 1 2 4 8 500 250 125 62 5 2 6 Alarm 1 and Alarm 2 Type Function 27 Physical Temperature Humidity Packaging Dimensions for NEMA 4X enclosure 0 5V TTL 0 Supply Voltage Open collector 30 VDC 100 mA Rate or Total Operating 40 F 40 C to 158 F 70 0 90 Non condensing NEMA Panel mount or Explosion proof 4 33 110 mm wide x 4 33 110 mm long 4 33 110 mm tall HP 313 Specifications and Product Features 10 Product Features e HART Field Communications Protocol Revision 7 0 LCD display e 8 Digit Total display with configurable decimal point location e 5 Digit Rate display with configurable decimal point location e 8 Digit Non resettable Grand Total display e 4 button membrane keypad e Pulse Input supports turbine as well as many other pulse generating flowmeters e Up to 20 Point Linearization to correct for flowmeter non
11. MEME Set K factor decimal point FAC a 000000 00 location 00000 000 __ HP 313 Configuration wassssasss q nent on enon enon en on enon B _ 8 digit Average K factor Enter average K factor Number of Points Sets the number of entries in the linearization table m 8 digit Frequency 1 20 Enter a frequency in Hz for each entry in the table Decimal point is fixed K factor 1 20 Enter a k factor in pulses gal for each entry in the table 0 001 to 99999 999 Correction Factor User defined number between 0 001 and 99999 999 to multiply flow and total Default 1 0 EOE 100 110 FT3 140 LIT 150 M3 180 BBL 1l00 GAL Total Units Select Total units If custom 15 selected all indicators are off gal lit ft3 m3 bbl custom tort a EI 00000000 0000000 0
12. and servicing this unit Every precaution for accuracy has been taken in the preparation of this manual however Hoffer Flow Controls Inc neither assumes responsibility for any omissions or errors that may appear nor assumes liability for any damages that result from the use of the products in accordance with information contained in the manual HOFFER FLOW CONTROLS policy is to provide a user manual for each item supplied Therefore all applicable user manuals should be examined before attempting to install or otherwise connect a number of related subsystems During installation care must be taken to select the correct interconnecting wiring drawing The choice of an incorrect connection drawing may result in damage to the system and or one of the components Please review the complete model number of each item to be connected and locate the appropriate manual s and or drawing s Identify all model numbers exactly before making any connections A number of options and accessories may be added to the main instrument which are not shown on the basic user wiring Consult the appropriate option or accessory user manual before connecting it to the system In many cases a system wiring drawing is available and may be requested from Hoffer Flow Controls This document contains proprietary information which is protected by copyright rights are reserved No part of this document may be photocopied reproduced or translated to another la
13. is current when restoring power 5 3 Clearing the Total The Volume Total may be cleared by using a magnet a contact closure to power common on the RESET input terminal from the front panel keypad or via HART communications See Chapter 6 HART Communications HP 313 Operation and Maintenance 26 To clear the total using a magnet slide the magnet slowly across the model name at the top of the front panel overlay To reset the total from the front panel keypad use the following key sequence Press P CLEArtot is displayed Press OK To enter edit mode Press A To select yes Press OK To clear total Press A To return to operating mode 5 4 System Response Time The displayed Rate and Total are updated every two seconds The analog output response time to reach steady state due to a change in the input is also approximately two seconds The time for the display to reach and for the analog output to return to 4 mA when flow stops will be between 3 and 12 seconds depending on the Max Sample Time setting MST Changing the MST is only recommended for low flow applications where the input frequency is below 1 Hz See Chapter 4 Configuration for more information on Max Sample Time 5 5 Error Conditions The HRTI s self checking capability is used to detect and report malfunctions by displaying error messages on the LCD When an error occurs the display will flash an error message until the error condition is elimi
14. is locked 1 1 Function Select Rate alarm output OFF turns alarm function Alarml Value Sets value to activate the alarm output Default 99999 0999 Alarm2 Function diagnostics Pulse Output Test Select Rate or Total for alarm output OFF turns alarm function Alarm2 Value Sets value to activate the alarm output Default 99999 0999 Set Total Sets Total to user defined value Grand Total 1s not affected Current Out Sets analog output to follow rate or a predefined level for loop Outputs a test frequency of 50 duty cycle Configuration 22 Display Option unit LoC Yes no No ALNN 1 oFF rAtE tot 100000 0 ALNN 1 ALNN 2 oFF rAtE OFE tot 100000 0 _ ALNN 2 0 0 Sek E Cur out A 12 20 PuL test 5 AL 1 test Yes no x No 2 x no x HP 313 Alarm2 Output Test Alarm1 Output Test Activates alarm output Activates alarm2 output Configuration 23 42 Default Configuration 1 15 fully configured by the factory prior to shipment When the Instrument 1s purchased with a Hoffer Flowmeter or when calibration and configuration data are supplied the instrument is configured as specified When calibration or configuration data 15 not available the instrument is shipped with default values Refer to Appendix A fora listing of the HRTI factory default configuration
15. 000000 00 00000 000 00000000 0000000 0 000000 00 00000 000 Rate Decimal Point location Total Decimal Point Set Total decimal point location Rate Units Select RATE units Set Rate decimal point location 1 313 Max Sample Time SAPLE to PULSE S i Pulse Frequency Out High Pulse Scale Configuration 21 Set maximum time in tenths of a second to sample the input frequency This setting determines the amount of time the HRT1 will wait for the next input pulse before returning to 0 For example 802 8 seconds Default is 1 Changing this setting is only recommended for low flow applications below 1 Sets flow rate value for 20 mA output Sets scale for pulse out 1 10 100 units of total for one pulse out Pulses are scaled according to the least significant digit of the displayed total For example if Total Decimal places is set to 0000000 0 and Pulse Scale 15 1 then 1 pulse is output for each tenth 0 1 of a unit Changing the Pulse Scale to 10 would output one 1 pulse for every 1 0 unit of volume Sets frequency of burst of pulse out 1 2 4 8 PuLSEF 1 4 PASS 0000 to 1234 222 9999 Password Sets 4 digit password Default 313 Lock Unit Locks the unit Password entry is required to unlock the unit or make any configuration changes after the unit
16. A 4 polycarbonate enclosure which may be wall mounted or directly mounted on a flowmeter using an optional riser Other options include panel mount or an EX proof enclosure for hazardous areas This instrument is designed to conform to the EMC Directive of the Council of European Communities 89 336 and the following standards HP 313 Introduction 2 Generic Emission Standard EN 61000 6 3 Residential Commercial amp Light Industry Environment Generic Immunity Standard EN 61000 6 1 Residential Commercial amp Light Industry Environment Electrostatic discharge requirements EN 61000 4 2 Radiated radio freguency electromagnetic immunity EN 61000 4 3 Electrical fast transient burst requirements EN 61000 4 4 Immunity to conducted disturbances EN 61000 4 6 HP 313 Introduction 3 MODEL NUMBER DESIGNATION MODEL HRT1 FLOW RATE INDICATOR TOTALI ZER WITH HART COMMUNI CATI ONS PROTOCOL MODEL HRT1 A B C D E F G ENCLOSURE STYLE PULSE INPUT ANALOG OUTPUT PULSE OUTPUT ALARMS MOUNTING SPECIAL FEATURES ENCLOSURE STYLE MODEL X X OPTION 2 NEMA 4X ENCLOSURE HRT1 MOUNTED BEHIND CLEAR COVER 72 EXPLOSION PROOF ENCLOSURE 3A ATEX Exd ENCLOSURE STANDARD BLUE 3B ENCLOSURE FOR BRAZIL GRAY P PANEL MOUNT ENCLOSURE PD PANEL MOUNT ENCLOSURE WITH CLEAR DOOR AND LOCK 4 NEMA 4X ENCLOSURE HRTI MOUNTED TO TH
17. E OUTSIDE OF CLEAR COVER 5 NEMA 4X ENCLOSURE HRTI ENCLOSURE MOUNTED BEHIND CLEAR COVER WITH SUNSHADE 7 STAINLESS STEEL EXPLOSION PROOF ENCLOSURE ALL CONDUIT PORTS ARE 4 FNPT OPTIONS FOR ENCLOSURE STYLE 3 AND 7 _M M20 CONDUIT THREAD NOT ALLOWED FOR USE IN CANADA _S SUNSHADE EXPLOSION PROOF ENCLOSURE RATINGS STYLE 3 CSA FM CLASS I DIV 1 GR ABCD CLASS II DIV 1 GR EFG CLASS HI TYPE 4X CLASS 1 ZONE 1 AEx d IIC IP 66 STYLE 3A CSA FM CLASS I DIV 1 GR ABCD CLASS IL DIV 1 GR EFG CLASS HI TYPE 4X CLASS 1 ZONE 1 AEx d IIC IP 66 ATEX IECEx II2G Ex d IIC Gb IP66 STYLE 7 CSA CLASS I DIV 1 GR BCD CLASS II 1 GR EFG CLASS TYPE IP66 CLASS 1 ZONE 1 Ex d 2 IP 66 ATEX IECEx 2 Ex d IIC Gb IP66 HP 313 Introduction 4 PULSE INPUT MODEL HRT1 B OPTION B M MAGNETIC COIL PULSE DRY CONTACT R ISOLATED PULSE RPM HALL EFFECT COILS ANALOG OUTPUT MODEL HRT1 C FC OPTION C W WIRED 4 20MA LOOP POWERED T WIRELESS 4 20 MA OUTPUT PULSE OUTPUT MODEL HRT1 0 94 X OPTION D 5 0 5V TTL CMOS OC OPEN COLLECTOR V PULLUP TO VDC IN 8 30VDC ALARMS TWO OPTO I SOLATED ALARMS WITH USER DEFI NED LEVELS FOR RATE AND OR TOTAL MODEL HRT1 X OPTION E 5 0 5V TTL CMOS OC OPEN COLLECTOR V PULLUP TO VDC
18. HRTI perform the following steps 1 Loosen the cover set screw and unscrew the cover of the enclosure counter clockwise until it separates from the main body of the enclosure 2 Using a small standard blade screwdriver remove the two 4 40 screws located to the lower right and upper left side of the LCD display HP 313 Maintenance 44 3 Lift the display keypad assembly from the enclosure making sure the circuit assembly does not contact the enclosure 4 Loosen the Velcro strap disconnect the battery from the J3 connector on the circuit assembly and remove the battery from the enclosure 5 Install the new battery in the enclosure in the same position as the original battery and secure the Velcro tightly around the battery 6 Connect the replacement battery to the JP2 connector 7 Place the circuit assembly over the standoffs and fasten with the two 14 40 screws ensuring that all connector wiring is inside the enclosure 8 Replace the enclosure cover threading it onto the enclosure in a clockwise direction HP 313 Appendix A Default Configuration 45 Appendix A Default Configuration Factory default configuration LINEARIZATION K FACTOR DECIMAL NUMBER OF POINTS 0 FREQUENCY 03 HP 313 Appendix A Default Communications 46 PULSE SCALE PULSEFREQENCY 8 HP 313
19. IN 8 30VDC MOUNTI NG MODELHRTi FC XC CEC OPTION F F NEMA 4X STYLE 2 ENCLOSURE MOUNTED ON TURBINE MUST BE USED WITH X RISER TURBINE OPTION FHT 8 LONG TEMPERATURE RISER FOR NEMA 4X STYLE 2 ENCLOSURE MOUNTED ON TURBINE REQUIRED WHEN FLUID TEMPERATURES EXCEED 140 DEG F MUST BE USED WITH X RISER TURBINE OPTION FX EXPLOSION PROOF STYLE 3 ENCLOSURES MOUNTED ON TURBINE MUST BE USED WITH X RISER TURBINE OPTION FXHT 8 LONG TEMPERATURE RISER FOR EXPLOSION PROOF STYLE 3 ENCLOSURES MOUNTED ON TURBINE REQUIRED WHEN TEMPERATURES EXCEEDS 140 DEG F MUST BE USED WITH X RISER TURBINE OPTION NP NEMA 4X ENCLOSURE PIPE MOUNTING KIT 2 PIPE OR SMALLER SPECIFY IF PIPE IS VERTICAL OR HORIZINTAL HP 313 Introduction 5 SPECIAL FEATURES MODEL HRT1 X X X X OPTION G CE REQUIRED FOR EUROPE SP ANY SPECIAL FEATURES THAT ARE NOT COVERED IN THE MODEL NUMBER USE A WRITTEN DESCRIPTION OF THE SP SPARE BATTERY MODEL ER26500M OR EQUIVALENT LITHIUM SIZE C 3 6V 6000 mAh ONE BATTERY IS REQUIRED TO RETAIN GRAND TOTAL DISPLAY HP 313 Introduction 6 This Page Intentionally Left Blank HP 313 Specifications and Product Features 7 2 SPECIFICATIONS AND PRODUCT FEATURES General Specifications 21 General Display Total Total Units Grand Total Rate Rate Units K factor Linearization Decimal Points Accuracy LCD updated eve
20. INC HFC warrants HFC s Precision Series and API Series of turbine flowmeters to be free from defects in material and workmanship under normal use and service only if such goods have been properly selected for the service intended properly installed and properly operated and maintained as described in the turbine flowmeter manual Reference turbine flowmeter manual for specific details This warranty shall extend for a period of five 5 years from the date of shipment to the original purchaser and covers the Precision Series and API Series of flowmeters supplied with their standard hybrid ceramic ball bearings only All other HFC products carry a one 1 year warranty This warranty is extended only to the original purchaser Purchaser Purchaser s sole and exclusive remedy is the repair and or replacement of nonconforming goods as provided in the following paragraphs In the event Purchaser believes the Hoffer product is defective the product must be returned to HFC transportation prepaid by Purchaser within the appropriate warranty period relative to the product If HFC s inspection determines that the workmanship or materials are defective and the required maintenance has been performed and has been properly installed and operated the product will be either repaired or replaced at HFC s sole determination free of additional charge and the goods will be returned transportation paid by using a transportation method selected by
21. Model HRTI Flow Rate Indicator Totalizer With HARTG Communications Protocol USER S MANUAL HP 313 May 2015 H HOFFER FLOW CONTROLS INC Perfecting Measurement 107 Kitty Hawk Lane P O 2145 Elizabeth City North Carolina 27906 2145 1 800 628 4584 252 331 1997 FAX 252 331 2886 www hofferfiow com Email into hofferflow com HART Certificate of Registration HCF Verified Hoffer Flow Cantrols HRT1 Manufacturer Product Name Model Number 006015 EOA1 Manufacturer ID Hex Device Hex T 1 HART Protocol Revision Device Revision 1 2 Hardware Revision Software Revision 10 03 2008 HCF Test Date Verification Method The above device has successfully met the quality assurance conditions to be called HART REGISTERED and was found to be consistent with the requirements specified by HART Field Communication Protocol i 7 us icol HCF QA H Registration 12 1000 04 Repistration October 3 2008 Approval Humber Issue Date FEEN V v COMMUNICATION FOUNDATION HART is a registered trademark of the HART Communication Foundation NOTICE Hoffer Flow Controls Inc makes no warranty of any kind with regard to this material including but not limited to the implied warranties of merchantability and fitness for a particular purpose This manual has been provided as an aid in installing connecting calibrating operating
22. Tested Indicates Alarm Output 2 is in test mode Pulse Output Being Tested Indicates Pulse Output is in test mode Alarm 1 Activated Indicates an alarm has occurred in response to a condition assigned to Alarm 1 output Alarm 2 Activated Indicates an alarm has occurred in response to a condition assigned to Alarm 2 output Flow Rate Exceeds Display Flow rate exceeds the flow rate display capability Displayed as Kr ACE on the HRTI LCD display See section 5 5 Error Conditions for more information Flow Exceeds 20 mA Calibration Flow rate exceeds the 20 mA flow rate upper range value URV Analog output will saturate at 24 mA Displayed as on the HRTI LCD display See section 5 5 Error Conditions for more information Pulse Rate Overflow Pulse output exceeds Pulse Frequency setting Output pulses will stop during this condition Displayed as EPuL SE on the HRTI LCD display See section 5 5 Error Conditions for more information 69 EDDL Online Device Setup HP 313 HRTI Tag Assign HRTI serial number Max Sample Time Assign the maximum time in tenths of a second to sample the input frequency This setting determines the amount of time the HRT1 will wait for the next input pulse before returning to O Valid entry is 1 80 with 80 8 seconds Default is 1 Changing this setting is only recommended for low flow applications below 1 Hz See section 4 1 Local Configuration for more information
23. e Scale is 1 then 1 pulse will be output for each tenth 0 1 of a unit of measure Changing the Pulse Scale to 10 would result in an output pulse for each 1 0 unit of measure The output must be scaled so that the pulse frequency does not exceed the Pulse Frequency setting 8 Hz Max at the maximum flow rate The Pulse Output may be configured as an Open Collector 0 5V TTL or Internal pullup to VDC using dip switch SW 2 SW 2 SETTINGS AND PROTECTION DIODE VALUE FOR PULSE OUTPUT OPTIONS OPTION SW 2 TS1 SETTINGS OPEN COLLECTOR 6 OFF 36V TRANSORB 5 1V ZENER PULLUP TO VDC 36V TRANSORB PULSE OUTPUT Figure 3 3 1 Pulse Output Wiring and Circuit Overview 3 4 Alarm Outputs HRTI provides an optional Alarm Output feature which includes 2 alarm outputs configurable for Rate or Total The outputs may be configured as an Open Collector 0 5V TTL or Internal pullup to VDC HP 313 Installation 17 SW 2 SETTINGS AND PROTECTION DIODE VALUES FOR ALARM OUTPUT OPTIONS OPTION ALARM1 ALARM1 ALARM2 ALARM2 SW 2 TS5 SW 2 TS2 SETTINGS SETTINGS OPEN 4 OFF 36V 5 OFF 36V COLLECTOR TRANSORB TRANSORB TTL 5 1V ZENER 5 1V ZENER PULLUP TO 4 ON 36V 5 ON 36V VDC TRANSORB TRANSORB LARM2 OUT LARM1 OUT Figure 3 4 2 Alarm Outputs Wiring HP 313 Installation 18 35 Wiring Summary When installing HRTI it is a good practice to use shielded cables for all input and o
24. e Tag Number 0 to 99999999 Read Sample Time Read Sample Time 155 Write Sample Time Valid entries 1 80 156 Write 4 digit password 9999 is max value 157 Read Lock Status Password 15 required when unit is locked 158 Write Lock Unit Lock the unit and enable password protection Read Current Mode Read mode for analog output current 4mA 12mA 20mA Follows Rate HP 313 HART Communications 33 COMMAND DESCRIPTION Write Current Mode Write mode for analog output current 4mA 12mA 20mA Follows Rate Read units for volume total and rate Write units for flow rate time base Sec Min Hr Day Write units for volume total GAL FT3 L M3 BBL 6 5 Device Status The following Status Bits are implemented Bit 0 Primary Variable Out Of Limits Bit 1 Non Primary Variable Out Of Limits Bit 2 Primary Variable Analog Output Saturated Bit 3 Primary Variable Analog Output Fixed Bit 4 More Status Available Bit 5 Cold Start Bit 6 Configuration Changed Bit 7 Device Malfunction HP 313 HART Communications 34 6 6 Additional Device Status The following Additional Device Status Bits are implemented O 6 DAC Gain Not Calibrated m T _ Rate Time Units Error x Linearization Function Error Number of Points Error 6 Rate Decimal Point Error O 6 Alam Fonction Error HP 313 HART Communications 35
25. h settings will be made at the factory if the flowmeter input is specified at the time of order SW 2 SWITCH SETTINGS FOR FLOWMETER INPUT OPTIONS INPUT OPTION SW 2 SETTINGS Mag pickup Contact Closure 7 8 AND9 ON 10 OFF Isolated Redi Pulse TTL 10 7 8 AND 9 OFF Isolated Redi Pulse Open Collector 10 ON 7 8 AND 9 OFF Magnetic Pickup Coil Contact Closure sic B Magnetic Pickup 1 2 3 4 5 6 7 8 9 10 SW2 Figure 3 2 1 Magnetic Pickup Contact Closure Wiring and Switch Settings HP 313 Installation 15 Isolated Redi Pulse Pulse Requires 3 Wire Installation POWER SUPPLY 8 30 VDC B Redi Pulse Pickup A SW2 Figure 3 2 2 Isolated Redi Pulse TTL Wiring and Switch Settings Isolated Redi Pulse Open Collector Requires 3 Wire Installation POWER SUPPLY 8 30 VDC B Redi Pulse Pickup dL LL 1 2 3 4 5 6 SW2 Figure 3 2 3 Isolated Redi Pulse Open Collector Wiring and Switch Settings HP 313 Installation 16 3 3 Pulse Output HRTI Pulse Output can be configured for turbine raw frequency or for unit of measure scaled for the least significant digit of the displayed total A scaling factor of 1 10 or 100 is available to reduce or increase the resolution of the pulse output For example if the Total Decimal Point is set to 0000000 0 and the Puls
26. linearities e 4 20 mA analog output proportional to flow rate e Optional Scaled Pulse Output representing an increment of volume for each pulse e 2 Optional Alarm Outputs configurable for Rate or Total e Magnetically operated reed switch for Total reset e Internal 3 6V C Size battery backup e Configuration and Grand Total stored in non volatile memory Grand Total saved once per minute HP 313 Installation 11 3 INSTALLATION Warning When contained in Explosion Proof enclosure do not open the cover while circuits are live in hazardous atmospheres Field Wiring Connections Connections are made to the 1 on two six position terminal blocks labeled as terminals 1 12 Fig 3 1 A ten position DIP switch SW2 located on the back of PCA186A provides a quick selection of various input output options The following pages illustrate connections and switch settings for various options To make field wiring connections to the HRTI 4 option NEMA 4X front panel mounted on the outside of the clear cover complete the following 1 Loosen the four cover screws 2 Remove the clear cover and HRT1 assembly 3 Usea small flat blade screwdriver and turn counter clockwise to loosen the proper terminal screw 4 Insert wire and turn terminal screw clockwise to tighten 5 Lightly pull on wire to ensure proper connection For the HRTI1 2 option NEMA front panel mounted behind the clear cover Loosen the fo
27. message Final asmbly num Enter Assembly number HP 313 Maintenance 42 This Page Intentionally Left Blank HP 313 Maintenance 43 7 MAINTENANCE The only maintenance for the HR TI is a possible battery replacement after several years In service configuration settings are stored in nonvolatile memory therefore configuration settings will not be lost in the event of battery failure Lithium Battery Replacement N WARNING To prevent ignition of hazardous atmospheres do not remove the cover unless the area is void of combustible gas and vapors Replace the batteries only with battery part number 100 2478 Zx WARNING The lithium battery that powers the HRT1 is sealed unit however should Lithium batteries develop a leak toxic fumes could escape upon opening the enclosure Ensure that the instrument is in a well ventilated area before opening the enclosure to avoid breathing fumes trapped inside the enclosure Exercise caution in handling and disposing of spent damaged batteries Important Before replacing the lithium battery stop the flow for at least two minutes prior to removing power from the unit to ensure that the stored Grand Total is current when restoring power See Section 5 2 Saving Grand Total The lithium battery is secured inside the enclosure by a Velcro strap and connected to a connector JP2 near the top of the circuit assembly To replace a lithium battery in the
28. n operated under conditions more severe than or otherwise exceeding those set forth in the specifications FOR NON WARRANTY REPAIRS OR CALIBRATIONS consult HOFFER FLOW CONTROLS for current repair calibration charges Have the following information available BEFORE contacting HOFFER FLOW CONTROLS P O number to cover the COST of the repair calibration 2 Model and serial number of the product and 3 Repair instructions and or specific problems relative to the product HFC 9907 A CONTENTS 1 INTRODUCTION 1 Model Number Designation 3 2 SPECIFICATIONS AND PRODUCT FEATURES 7 2 1 General 7 22 Inputs 8 2 3 DC Power Loop Powered 8 2 4 Analog Output 9 2 5 Pulse Output 9 2 6 Alarm 1 and Alarm 2 9 251 Physical 9 Product Features 10 3 INSTALLATION 11 3 4 20 mA Current Loop 13 3 2 Flowmeter Input
29. nated or the user presses the OK button to acknowledge the condition Once the error condition has been acknowledged by pressing OK the error message will stop flashing The message will be displayed again after 60 seconds if the condition that caused the error has not been resolved The message will automatically stop flashing and any associated alarms reset once the error condition is no longer present HP 313 Operation and Maintenance 27 The following table outlines the detected conditions and recommended corrective action ERROR CORRECTIVE Change pulse scale ncrease Pulse Frequency setting Max Hz Reduce the number of places after the Total decimal point reset to factory defaults Reduce flow rate or Flow rate exceeds the flow rate reduce the number of display capability Displayed places flow rate will consist of all 9s rate decimal point Flow rate exceeds the 20 mA Reduce flow rate or EPLOo flow setting Analog increase the 20 mA output will saturate at24 mA flow setting 5 6 Battery Replacement Indication Pulse output exceeds Pulse Bie sire Frequency setting Output pulses will stop during this condition The instrument has circuitry designed to monitor the battery voltage and illuminate a LO BAT message on the LCD when the battery is approaching the end of its life When changing the battery it is recomme
30. nded to stop the flow at least two minutes prior to removing power from the unit to ensure that the stored Grand Total is current when restoring power see section 5 2 Saving Grand Total See Section 7 Maintenance for detailed instructions battery replacement HP 313 Operation and Maintenance 28 This Page Intentionally Left Blank HP 313 HART Communications 29 6 HART COMMUNICATIONS The HRTI has been designed to comply with Revision 7 0 of the HART protocol full list of features new to Revision 7 0 may be obtained at the Hart Communication Foundation website The may be identified by the following Manufacturer ID Code 224 E0 Hex Device Type Code 161 A1 Hex A HART Communicator or HART Master may be used to configure monitor process variables and obtain diagnostic information from the The instrument must be equipped with the HART Modem Board 187 which plugs into a 10 pin connector on the backside of the HRT1 Main Board PCA186 Refer to Chapter 3 Installation for information on connections to HART devices HART functions are defined as part of an enhanced device description language EDDL Contact the factory if the HRTI device is not available in the list of DD libraries 6 1 Dynamic Variables The following Dynamic Variables have been implemented Primary Variable Flow Rate Volume Gal Lit Ft3 M3 Bbl Custom Time Day Hour Min Sec Secondary Variable
31. nguage without the prior written consent of Hoffer Flow Controls Inc HOFFER FLOW CONTROLS policy is to make running changes not model changes whenever an improvement is possible This affords our customers the latest in technology and engineering The information contained in this document is subject to change without notice THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES EXPRESSED OR IMPLIED INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE HFC SHALL NOT BE LIABLE FOR ANY LOSS OR DAMAGE RESULTING DIRECTLY OR INDIRECTLY FROM THE USE OR LOSS OF USE OF THE GOODS WITHOUT LIMITING THE GENERALITY OF THE FOREGOING THIS EXCLUSION FROM LIABILITY EMBRACES THE PURCHASER S EXPENSES FOR DOWNTIME OR FOR MAKING UP DOWNTIME DAMAGES FOR WHICH THE PURCHASER MAY BE LIABLE TO OTHER PERSONS DAMAGES TO PROPERTY AND INJURY TO OR DEATH OF ANY PERSONS HFC NEITHER ASSUMES NOR AUTHORIZES ANY PERSON TO ASSUME FOR IT ANY OTHER LIABILITY IN CONNECTION WITH THE SALE OR USE OF HFC S GOODS AND THERE ARE NO ORAL AGREEMENTS OR WARRANTIES COLLATERAL TO OR AFFECTING THE AGREEMENT PURCHASER S SOLE AND EXCLUSIVE REMEDY IS THE REPAIR AND OR REPLACEMENT OF NONCONFORMING GOODS AS PROVIDED IN THE PRECEDING PARAGRAPHS HFC SHALL NOT BE LIABLE FOR ANY OTHER DAMAGES WHATSOEVER INCLUDING INDIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES HFC 9907 A LIMITED WARRANTY POLICY FOR HOFFER FLOW CONTROLS HOFFER FLOW CONTROLS
32. resolution as 00000 0000 0 000 00 or 00 000 130 Write Total Decimal Point Select displayed total resolution Location as 00000000 0000000 0 000000 00 or 00000 000 Clear Total Reset the Total to zero 132 Set Total Set the Total to a user defined value 133 Read Linearization Read the flowmeter linearization Variables parameters 134 Write Linearization Set flowmeter linearization method as Average K Factor or Linearization Table 136 Write Average K Factor Write the value of the Average K Factor Valid entries are between 0 001 and 99999999 Write Number of Points Write the number of points in 13 Write K Factor Decimal Select k factor resolution as Point 00000000 0000000 0 000000 00 or 00000 000 the Linearization Table 20 is the max number of points 13 Write Correction Factor Write the value of the Correction Factor The correction factor 15 5 8 a multiplier used to correct flow rate and total Linearization Table 140 Write Linearization Frequency the linearization table points HP 313 HART Communications 32 COMMAND DESCRIPTION 141 Write Linearization Write the K Factor values for the K Factor linearization table points Frequency information ind or OFF pulse output burst to 1 2 4 or 8 Alarm 1 and 2 Output as Rate or Total alarm condition is indicated 150 Alarm Release Release the Alarm Output test Activate Alarm Output Read Tag Number 153 Write Tag Writ
33. ry 2 0 seconds 8 digits 0 26 high Resettable using a magnet a contact closure to power common on the RESET input terminal from the front panel keypad or via HART communications GAL LIT FT3 M3 BBL amp blank 8 digits 0 26 high non resettable Value stored once per minute in non volatile memory Grand Total is displayed for 15 seconds after pressing the A button 5 digits 0 5 high SEC MIN HR amp DAY The pulses per unit of Total e g pulses gallon are configurable in the range 0 001 to 99 999 099 Up to 20 points Decimal Point positions are configurable for 0 0 00 or 000 for both rate and total Total 1 count Rate 0 01 HP 313 Inputs Magnetic Pickup Frequency Range Signal Level Specifications and Product Features 8 0 2 Hz to 5000 Hz 30 mVpp to 30 Vpp Opto Isolated DC Pulse Frequency Range Signal Type High Logic 1 Low Logic 0 Min Pulse width Contact Closure Frequency Range Signal Type Internal Pull up 0 Hz to 3000 Hz DC pulse 4 to 30 VDC VDC 0 1 msec 0 Hz to 5000 Hz Contact closure Sig Terminal to DC common 220 KQ to 3 3 VDC Reset Signal Type Contact closure Reset Terminal to DC common Min On 25 msec Internal Pull up 100 kQ to 3 3 VDC External Magnet Activates internal reed switch DC Power Loop Powered Voltage 8 to 30 VDC Current 24 mA Loop Burden 8 VDC maximum Supply Backup One 1 C size 3 6V
34. ur cover screws and remove the clear cover 2 Remove the four 44 40 x 5 16 black oxide screws from the corners of the panel and remove the HRT1 assembly 3 Usea small flat blade screwdriver and turn counter clockwise to loosen the proper terminal screw 4 Insert wire and turn terminal screw clockwise to tighten 5 Lightly pull on wire to ensure proper connection For the HRT1 3 or HRT1 3A option Explosion proof enclosure 1 Unscrew the cover of the enclosure counter clockwise until it separates from the body of the enclosure Remove the two 4 40 x 1 black oxide screws from the top left and bottom right section of the front panel Remove the HRT1 assembly from the mounting standoffs Use a small flat blade screwdriver and turn counter clockwise to loosen the proper terminal screw Insert wire and turn terminal screw clockwise to tighten Lightly pull on wire to ensure proper connection pt HP 313 Installation 12 When installing HRTI unit directly on the turbine meter follow the steps below to avoid twisting signal wires from pickup coil 1 2 Remove 1 electronics from enclosure Disconnect the signal wires from the HRTI electronics if connected Mount Thread the enclosure on the turbine flowmeter Reconnect the signal cable to the HRT1 unit BATTERY CONNECTION POWER SUPPLY PULSE OUTPUT Hi ALARMZ OUTPUT ALARM1 OUTPUT RESET SWITCH gt
35. utput signals The shield should be connected to the chassis ground lug on the HRTI The shield on the opposite end of the cable should be left open This wiring practice is mandatory in order to comply with the requirements for Electromagnetic Compatibility as per EMC Directive 89 336 EEC of the Council of European Community HP 313 Configuration 19 4 CONFIGURATION The is fully configurable with all parameters being stored in non volatile memory The instrument may be configured locally using the front panel keys or remotely via a HART communicator 4 1 Local Configuration The local configuration mode is entered by pressing the button Each consecutive press moves to the next menu item The functions for each button in the configuration mode are described below Press to increment digit or P f change selection ress for next menu item Press to edit selection and Press to move cursor to accept selection w one position to the right The following table outlines all menu items in the configuration mode _ Display Option Menu Description CLEArtot E Clear Total No Clears accumulated total and sets NE DO TOTAL display to zero 10000000 Tag Number User defined 8 digit serial number AO x AuErAgE oo Linearization Method Average Sets the flow calculation method to FAC NN average K factor or K factor table 00000000 K factor Decimal Point 00000 000
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