Model HIT-4U Rate Indicator/Dual Totalizer
Contents
1. 2 3 DC Power Loop Powered 2 4 Analog Output 2 5 Pulse Output 2 6 Alarm Out with Dual Set Point 2 7 Serial Port RS485 2 8 Data Logging 2 9 Physical 3 INSTALLATION 3 1 4 20 mA Current Loop 3 2 Analog Output Update Time 3 3 Pulse Output 3 4 Alarm Output 4 CONFIGURATION 4 1 Local Configuration 4 2 Default Configuration 5 OPERATION 5 1 Front Panel 5 2 Saving Total 5 3 Clearing Total 5 4 Displaying Logs 5 5 Fault Conditions 5 6 Battery Replacement 6 MODBUS COMMUNICATIONS HIT 4 COMMUNICATION PROGRAM 8 MAINTENANCE J J J I cee HIT 4U HP 327 This page intenti2. Once all the required parameters have been programmed the configuration may be downloaded to the HIT 4 by clicking on the Download button located on the bottom of any of the configuration screens Note As each configuration parameter is entered the parameter is automatically sent to the HIT 4 Upload the Configuration Clicking of the Upload button located on the bottom of any of the configuration screen will read the configuration data from the unit Printing Configuration Files The configuration may be printed by clicking on the Print button located on the bottom of any of the configuration screens When the Print button is clicked on the user has the option to select a printer for printing or saving the configuration as a text file HIT 4U HP 327 HIT 4 Communication Program 45 Process Monitor The Process Monitor screen allows the user to monitor the process flow variables The Flow Total Grand Total Flow Rate Current Day Total and Previous Day Total can be either read once or automatically updated x INE EN Configuration Monitor Log Com About Flow Readings Update Clicking on the Update button will read and display the Flow Total Grand Total Flow Rate Current Day Total and Previous Day Total Refresh Rate sec Sets update rate in seconds when the Flow Readings are taken in the automatic u
3. CLEAR 0 to EEPROM YES N A NO Grand Total is non resettable Set Total and ite 0 SETTOT save to 0 EEPROM Entry 99999999 Read only SW VER displays HIT 4U N a N A N A software version Current Date 01 01 DATE mm dd yy N A 10 Current time in 23 00 TIME 24 hour format Digne NA 00 HIT 4U Serial Numeric 0 Number Entry 99999999 1234 0000 0000 PASSWD Password 9999 9999 0000 Password NO 0 protected YES 1 Nee DE Sample 1 SMBET Time PE ere Contract Hour 1d CONTE for daily logs nds i AM 1 Displays Hourly Incremental previous 0 IOS Logs Scroll gt hour current 99 1 1 Displays Daily Incremental 0 DAI LOG Logs Scroll gt 7 current HP 327 Configuration 23 FLOW MENU Menu Description Options Min Default Item Max Value TURBIN Turbine serial Numeric 0000000 1234567 Entry 9999999 KFACT K Factor Method Average N A Average Table The number of 0 N A 0 000 decimal places for 0 0 K Factor For 0 00 Average K and K 0 000 Factors in table AVGK Average K Factor Numeric 0 001 1 000 Entry 9999999 9 Units of measure Gallons N A Gallons for flow Barrels LB KG SCF Liters SCFx1000 and LB NM3 have K KG UNITS Factors adjusted at ACF fixed temperature ACFx1000 and pressure SCF SCFx1000 M3 NM3 Total Decimal 0 N A 0 0 TOTLD Point 0 0 0 00 0 000 Time base for sec N A sec RATE flow rate min hour day Ra
4. 0 000 for rate total and K factor Total and Rate 0 01 of reading 1 Count HP 327 Features and Specifications 7 Internal Pull up 22 Inputs Magnetic Pickup Frequency Range 0 2 Hz to 5000 Hz Signal Level 30 mVp p to 30 Vp p Opto Isolated DC Pulse Frequency Range 0 Hz to 3000 Hz Signal Level 0 to DC pulse Internal Pull Up 10 to DC Low Logic 0 lt 1 VDC Min Pulse width 0 1 msec Contact Closure Frequency Range 0 Hz to 5000 Hz 220 to 3 3 VDC Reset Signal Type Contact closure Min Time On 25 msec Internal Pull up 35 to 3 3 VDC External Magnet DC Power Loop Powered Voltage 8 to 30 VDC Current lt 24 mA Loop Burden 8 maximum Supply Backup One 1 C size 3 6V Lithium battery Battery Life 4 years typical Protection Reverse polarity protected 24 Analog Output Scale Accuracy Temperature drift Update Time Connection Protection HIT 4U 4 20 mA follows rate 0 02 of Full Scale 20 C 40 ppm C 0 125 seconds Two wire Reverse polarity protected HP 327 8 Features and Specifications 2 5 Pulse Output Type 0 5V TTL 0 Supply Voltage Open collector 30 VDC 100 mA Divider 0 01 0 1 1 10 100 Pulse Width Adjustable 4ms to 300ms Max Frequency 100Hz 2 6 Alarm Out with Dual Set Point Type 0 5V TTL 0 Supply Voltage Open collector 30 VDC 100 mA Function Rate or Total 2 7 Serial Port RS485 Protocol MODBUS RTU Function
5. Data Logging Configuration Process Monitor 2 8 Data Logging Hourly Total Log 768 Daily Total Log 378 Event Log 345 Accessing Logs Vis MODBUS communication Up to 100 latest logs are viewable on the front panel 2 9 Physical Temperature Operating 40 F 40 C to 158 F 70 C Humidity 0 90 Non condensing Packaging Explosion proof Approx 5 x5 x5 3 Ibs HIT 4U HP 327 Installation 9 3 INSTALLATION A Warning Do not open explosion proof enclosure while circuits are powered in hazardous locations Field wiring connections field wiring connections should be done with shielded cables The shield should be connected to the chassis ground lug on the HIT 4U enclosure The shield on the opposite end of the cable should be left open Accessing terminal block connection 1 Unscrew the cover of enclosure counter clockwise until it separates from the body of the enclosure 2 Remove two 4 40 x 1 black oxide screws from the front panel 3 Lift the display assembly from the enclosure Terminal blocks are on the bottom 4 Use small flat blade screwdriver and turn counter clockwise to loosen the proper terminal screw 5 Insert wire and turn terminal screw clockwise to tighten 6 Lightly pull on wire to ensure proper connection HIT 4U HP 327 10 Installation Magnetic Pickup PCA192 Hoffer Flow Controls O Loop Powered with Magnetic Pickup 8 30
6. K Factor 4 FP32 0 001 9999999 2043 K Factor 5 FP32 0 001 9999999 2045 6 FP32 0 001 9999999 2047 7 FP32 R W 0 001 9999999 2049 K Factor 8 FP32 0 001 9999999 2051 9 FP32 0 001 9999999 2053 K Factor 10 FP32 0 001 9999999 2055 K Factor 11 FP32 0 001 9999999 2057 K Factor 12 FP32 0 001 9999999 4000 Pulse Function U16 R W O off 1 on 2 test 4001 Pulse Width U16 R W 4 300mS mS 4003 Pulse Scale 116 R W 0 0 01 1 0 1 2 1 3 10 4 100 HIT 4U HP 327 34 Modbus Communications Register Description Data Access Notes Decimal Type 4005 Analog Out U16 0 off 1 2 4mA Function 3 12mA 4 20mA 4007 Analog Out Low FP32 R W 0 000 999998 4009 Analog Out High FP32 R W 0 001 999999 4011 Alarm Function U16 O off 1 rate lo 2 rate hi 3 rat lohi 4 total 5 test 4012 Total Alarm Set FP64 R W 0 001 99999999 Point 4013 Rate Alarm Low FP32 R W 0 001 Max limited by Set Point rate decimal point selection 999 999 9999 99 99999 9 99999 4014 Rate Alarm High FP32 R W 0 001 Max limited by Set Point rate decimal point selection 999 999 9999 99 99999 9 99999 7000 Request Hourly FP32 RO 1 cleared logs 767 Log Pointer 7001 Request Daily FP32 RO 1 cleared logs 383 Log Pointer 7002 Request E
7. display to reach 0 and for the analog output to return to 4 mA 15 between 0 25 and 8 seconds depending on the Sample Time setting SMPL T With the default setting the time 1s 0 25 seconds Changing the SMPL T is only recommended for low flow applications where the input frequency is below 1 Hz See Chapter 4 for more information on Sample Time HIT 4U HP 327 16 Installation 3 3 Pulse Output HIT 4U provides an optional optically isolated Pulse Output factory configurable for turbine raw frequency or scaled pulse The scaled pulse outputs one pulse for the least significant digit of the displayed total A scaling factor of 0 01 0 1 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 Pulse 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 100Hz at the maximum flow rate The pulse width can be configured between 4 and 300ms The Pulse Output is factory configured as an Open Collector 0 5V TTL CMOS or 0 Vdc using internal pull up resistor M Pulse and Alarm Output Installed only for SV and Vdc output options HIT 4U HP 327 Configuration 17 3 4 Alarm Output HIT 4U provides an optional o
8. 0 screws located to the right and left side of the LCD display 3 Lift the display keypad assembly from the enclosure making sure the circuit assembly does not contact the enclosure HIT 4U HP 327 50 4 Maintenance 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 J3 connector 7 Place the circuit assembly over the standoffs and fasten with the two 4 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 Important The interruption of power to the HIT 4 will cause the internal clock time to be inaccurate Reset the date and time via the interactive HIT 4 Communication program or manually using the keys HIT 4U HP 327
9. 27 26 Configuration Alarm function OFF N A OFF RATELO ALARM RATE HI RATE LOHI TOTAL TEST TOTSET Total alarm set Numeric 0 001 1000 00 point Entry 9999999 LO SET Rate alarm low Numeric 0 10 00 set point Entry 999999 HI SET Rate alarm high Numeric 0 100 00 set point Entry 999999 4 2 Default Configuration HIT 4U is fully configured by the factory prior to shipment When the instrument is purchased with a Hoffer Flowmeter or when calibration and configuration data are supplied the instrument is configured as specified When calibration or configuration data is not available the instrument is shipped with default values Refer to the above table for a listing of the HIT 4U HIT 4U factory default configuration HP 327 Operation 27 5 OPERATION 51 Front Panel GALL TERRE CHEER T ERE LILILULILILILILIE cvs SCF NM3 BBL Total LOW BAT x1000 VIFUS a LILILILILI o UNCOMPENSATED Rate Operate Mode Operate Mode Operate Mode Displays Grand Total Enters Configuration Saves Totals Mode Configuration Mode Configuration Mode Selects group of menus Scrolls through menus Selects value for each menu Accepts numerical entry Moves to the next digit Configuration Mode Moves one level up Increments digits The HIT 4U displays flow total and flow rate two line liquid crystal display LCD The display is updated once per second The 8 di
10. ASER 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 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 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 a
11. D 8 30VDC WITH BATTERY BACKUP D DC POWERED 8 30VDC WITH BATTERY BACKUP NO ANALOG OUTPUT PULSE I NPUT MODEL 40 C OPTION C M MAGNETIC COIL PULSE DRY CONTACT R ISOLATED PULSE RPM RPR HALL EFFECT COILS HIT 4U HP 327 4 Introduction PULSE OUTPUT MODEL 40 0 C C OPTION D 5 0 5 TTL CMOS OC OPEN COLLECTOR V PULLUP TO VDC IN 8 30VDC INSERT R FOR RAW FREQUENCY PULSE OUTPUT ALARMS OPTO ISOLATED ALARMS WITH USER DEFI NED LEVELS FOR RATE AND OR TOTAL MODEL HIT 4U KC KCEXC XC OPTION E 5 0 5V TTL CMOS OC OPEN COLLECTOR V PULLUP TO VDC IN 8 30VDC MOUNTING MODEL 40 FC ME OPTION F 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 SPECI AL FEATURES MODEL HIT 4U _ _ _ _ G OPTION G CE MARK REQUIRED FOR EUROPE PENDING SP ANY SPECIAL FEATURES THAT ARE NOT COVERED IN THE MODEL NUMBER USE A WRITTEN DESCRIPTION OF THE SP HIT 4U HP 327 Features and Specifications 5 2 FEATURES AND SPECIFICATIONS HIT 4U LCD display for Total and Rate Non resettable Grand Total Full front panel operation with magn
12. Model HIT 4U Rate Indicator amp Dual Totalizer With MODBUS amp Data Logging USER S MANUAL HP 327 July 2015 HOFFER FLOW CONTROLS INC Perfecting Measurement 107 Kitty Hawk Lane P O Box 2145 Elizabeth City North Carolina 27906 2145 1 800 628 4584 252 331 1997 FAX 252 331 2886 www hofferflow com Email info hofferflow com 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 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 m
13. R W 0 59 1205 Second U16 R W 0 59 2000 Total Units U16 0 gal 1 bbl 2 L 3 16 4 kg 5 acf 6 acfx1000 7 scf 8 scfx1000 9 m3 10 nm3 2001 Total Decimal U16 R W 0 3 Point 2003 Rate Time Base U16 0 sec 1 min 2 hr 3 day 2004 Rate Decimal U16 R W 0 3 Point HIT 4U HP 327 Modbus Communications 33 Register Description Data Access Notes Decimal Type 2005 K Factor Method U16 R W 0 Average 1 Linear 2006 Average K FP32 R W 0 001 9999999 Factor 2007 Low Frequency U16 R W 0 100 Hz Cutoff 2008 K Factor U16 R W 2 12 Number of Points 2010 K Factor U16 R W 0 3 Decimal Point 2011 Frequency 1 FP32 R W 0 001 5000 000 2013 Frequency 2 FP32 R W 0 001 5000 000 2015 Frequency 3 FP32 R W 0 001 5000 000 2017 Frequency 4 FP32 R W 0 001 5000 000 2019 Frequency 5 FP32 0 001 5000 000 2021 Frequency 6 FP32 0 001 5000 000 2023 Frequency 7 FP32 0 001 5000 000 2025 Frequency 8 FP32 0 001 5000 000 2027 Frequency 9 FP32 0 001 5000 000 2029 Frequency 10 FP32 0 001 5000 000 2031 Frequency 11 FP32 0 001 5000 000 2033 Frequency 12 FP32 0 001 5000 000 2035 K Factor 1 FP32 0 001 9999999 2037 K Factor 2 FP32 0 001 9999999 2039 K Factor 3 FP32 R W 0 001 9999999 2041
14. Vdc Power Supply Contact Closure PCA192 Hoffer Flow Controls O Loop Powered with Contact Closure 123456 HIT 4U HP 327 Installation 11 RediPulse Pickup TTL 0 5VDC PCA192 Hoffer Flow Controls O 123456 8 30Vdc Power Supply RediPulse Pickup Open Collector PCA192 Hoffer Flow Controls 123456 Loop Powered with RediPulse Pickup Open Collector HIT 4U HP 327 12 Installation Pulse Magnetic Pickup PCA192 Hoffer Flow Controls O 123456 Battery Powered with Magnetic Pickup Contact Closure PCA192 Hoffer Flow Controls O 123456 Battery Powered with Contact Closure HIT 4U HP 327 Installation 13 DC DC E Analog RediPul z 2 ediPulse EHA Sig Pickup j C d WA EO Open c B Li TB3 Collector 19 Flow Controls Jumper is required if 4 20mA is not connected DC Powered no analog output with RediPulse Pickup Open Collector 8 30Vdc Power Supply Pulse Pulse Alarm Alarm RS485 RS485 TL TL Magnetic Pickup Hoffer Flow Controls 123456 Loop Powered with Magnetic Pickup Alarm and Pulse Output HIT 4U HP 327 14 Installation Flowmeter Input The flowmeter input accepts a low level sinusoidal signal from a magnetic type pickup coil
15. ame Shut down the software connect the HIT 4 to the PC and launch the HIT 4 Communication Program software 5 Ifonly the USB to Serial cable is attached to the PC when the Connect button is clicked the following error will occur Device is disconnected or not present Click OK connect HIT 4 to the USB to serial cable click on the Disconnect and click Connect 6 When communication is established with HIT 4 the Connecting to device widow will appear Connecting to device Would you like to load configuration from device Click Yes to read HIT 4 configuration information Once the configuration has been successfully read the following window will pop up Configuration has been read from Device HIT 4U HP 327 HIT 4 Communication Program 39 Search for Connected Devices If multiple HIT 4 devices are daisy chained together in a network the Auto Search feature located on the Com Port screen provides the ability to search for all connected devices To select a device from a network perform the following e In the Auto Search enter a numeric value for Start Address and Stop Address e Click Search for Devices The software will scan all addresses in the specified range and display all connect devices in the Found Devices field as well in the Slave Address drop down box e Select the desired device a
16. cimal Sets location of the Total decimal point Select 0 1 2 or 3 Rate Time Selects the flow rate time base Select sec min hour or day Rate Decimal Sets location of the Rate decimal point Select 0 1 2 or 3 Cutoff Frequency The frequency cutoff threshold in Hz The HIT 4 will ignore an input frequency that is below this user entered value Valid entries are 0 000 to 100 000 HP 327 42 4 Maintenance K Factor Decimal Sets location of the K Factor decimal point Select 0 1 2 or 3 Table Points Set the number of points to be used for the linearization table Valid entries are 2 to 12 Average K Factor Enter the average flowmeter K Factor Valid entries are 0 001 to 9999999 K Factor Method Select flowmeter linearization method as single K Factor or Linear 2 to 12 point linearization table Outputs Page The Outputs Configuration screen is used to configure the Analog Alarm and Pulse outputs a_n z Wawa Configuration Process Mont og About Syste Fe Output wai Analog Output Drop down menu selection Off turns off analog out Rate turn on analog output proportional to flow rate 4mA sets output to 4mA for diagnostic testing 12mA sets output to 12mA for diagnostic testing 20mA sets output to 20mA for diagnostic testing HIT 4U HP 327 HIT 4U HIT 4 Communication Program 43 Out Low Sets flow rate value for 4mA ou
17. contact closure or a DC pulse signal Switches 1 2 3 4 5 6 on SW 1 must be set according to the type of pickup coil to be used SW 1 SWITCH SETTINGS FOR FLOWMETER INPUT OPTIONS INPUT OPTION SW 1 SETTINGS Magnetic pickup 1 2 3 ON Contact Closure 4 5 6 OFF 123456 RediPulse 1 2 3 5 OFF TTL 4 6 ON 123456 RediPulse 1 2 3 6 OFF Open Collector 4 5 123456 3 1 4 20 mA Current Loop The HIT 4U is powered from a two wire 4 20 mA current loop A minimum supply voltage is in the range of 8 30 Volts DC depending on the loop load resistance At nominal 250 Ohms loop resistance the minimum power supply is 10 5V 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 HIT 4U HP 327 Installation 15 Supply Voltage VS Load 1200 1000 4 Operating 4m Region 200 Supply Voltage The HIT 4U outputs a 4 20mA analog signal that is proportional to the calculated flow rate The 4mA and 20mA settings referred to as iS and Gut respectively may be configured from the front panel of the instrument or via MODBUS communications 3 2 Analog Output Update Time The displayed Rate and Total are updated once per second The analog output update time is 1 8 seconds It takes about 25sec to reach steady state due to a change in the input When flow stops the time for the
18. ddress from the Slave Address drop down box e Click on the Connect button to establish communication with the field device HIT 4U HP 327 40 HIT 4 Maintenance Configuration of the HIT 4 In order to configure the HIT 4 click on the Configuration menu selection that will open the System Settings page System Settings Page Fx Ve Save boa Pent Coresected D MAA 11349678 COMES None EEN ID Number Enter the HIT 4 serial number Valid entries are 0 through 99999999 Password Enter desired numeric password Valid entries are 0000 through 9999 Lock Unit Determines whether unit is password protected Selection options No not password protected Yes password protected Sample Time Set maximum time to hold the display and analog output Valid entries are 1 to 80 where 80 represents 8 0 seconds Contract Hour Determines the time when the daily log begins Valid entries are 1 to 24 Set Total Set Total to user defined value Valid entries 0 10 99999999 HIT 4U HP 327 HIT 4 Communication Program 41 Flow Settings Page The Flow Configuration screen is used to configure all parameters related to the flowmeter calibration HIT 4U Turbine Serial Numeric entry of Flowmeter serial number Valid entries 0000000 to 9999999 Units Units of measure for flow Select Gal BBL L LB KG ACFx1000 SCF SCFx1000 M3 and NM3 Total De
19. etic pointer via Ex enclosure Up to 12 Point Linearization to correct for flowmeter non linearity 4 20mA analog output proportional to flow rate Optional Scaled Pulse Output representing an incremental total volume Alarm Output with dual set point configurable for Rate or Total Magnetically operated switch for Total reset Internal 3 6V C Size battery backup Configuration and Grand Total stored in non volatile memory Total and Grand Total saved when pressing gt button Data Logging Hourly Total Daily Total Event Logs MODBUS Communications Protocol via RS485 HP 327 6 Features and Specifications 21 General Display Total Total Units Grand Total Rate Rate Units K factor Linearization Decimal Points Accuracy HIT 4U LCD updated every 1 seconds 8 digits 3 8 high Resettable using a magnet a dry contact from front panel keypad or via MODBUS communications Value is stored in non volatile memory when pressing gt button GAL LIT FT3 ACF ACFx1000 M3 BBL KG LB NM3 SCF SCFx1000 8 digits 3 8 high non resettable Value is stored in non volatile memory when pressing button Grand Total is displayed for 7 seconds after pressing the button 6 digits 1 2 high SEC MIN HR DAY The pulses per unit of Total e g pulses gallon are configurable in the range 0 001 to 9 999 999 2 12 points Decimal Point positions are configurable for 0 0 0 0 00 or
20. git non resettable Grand Total can be viewed on the top line by pressing A key The Grand Total is displayed for approximately 7 seconds before returning to the Total display 5 2 Saving Total Total and Grand Total be saved at any time by pressing gt button When changing the battery see section 5 6 Battery Replacement it 1s recommended to stop the flow and save Total prior to removing power from the unit HIT 4U HP 327 Operation 28 5 3 Clearing Total The Flow Total may cleared using magnetic pointer contact closure to power common on the RESET input terminal from the front panel key or via MODBUS communications See Chapter 6 MODBUS Communications To clear the total using a magnetic pointer slide the magnet slowly across the HIT 4U 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 M SYSTEM MENU is displayed Press M CLEAR displayed Press gt CLEAR YES is displayed Press M CLEAR DONE is displayed Press To return to SYSTEM MENU Press To return to operating mode 5 4 Displaying Logs HIT 4U records up to 768 hourly logs 378 daily logs and 345 event logs Data logs can be red via MODBUS The newest 99 Hourly and Daily logs can be displayed on the front panel by accessing the Log Menu Event logs can be read only via MODBUS FU H MH H td Flow L L L Total Flow Time Log Minutes f
21. licking on the Logs in the menu bar The New Data Logs field will display the number of new Hourly Logs Daily Logs and Event Log Logs are downloaded by clicking on the drop down Select Log box and selecting the desired log to be downloaded Once the selection has been made either click on the Download New or Download All menu options HIT 4U HP 327 48 HIT 4 Maintenance For example the desired log to be downloaded is the Hourly Log Select Hourly Log from the drop down selection box and click on Download The following screen will be generated oe From this screen the user will be able to save the log export log to Excel for printing or saving clear the log mark records as being read and use the graph for analyzing the flow volume trends Records can be selected either individually or in multiples to be marked as read Individual records can be selected by clicking on the furthest left hand column Multiple records can be selected by clicking on the first and last desired records to be marked as read Selected record s will be highlighted in blue Clicking on the Mark as Read menu selection will mark all highlighted records as read and change the new data logs status HIT 4U HP 327 HIT 4 Communication Program 49 8 MAINTENANCE Batteries require periodic replacement and battery life depends whether battery power is
22. nd 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 HFC 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 wi
23. odel 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 All rights are reserved No part of this document may be photocopied reproduced or translated to another language 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 PURCH
24. onally left blank HIT 4U HP 327 Introduction 1 1 INTRODUCTION The HIT 4U is a battery or loop powered microprocessor based flow rate indicator and totalizer with data logger and MODBUS Communications Protocol The instrument can accept a low level signal from a magnetic type pickup coil a DC pulse signal or contact closure Pulses from the signal input are converted into volume and rate values based on flowmeter calibration settings stored in the instrument The total volume and flow rate are displayed on a two line liquid crystal display LCD A 4 20 mA analog signal proportional to the flowrate is output on the current loop The HIT 4U is configurable from the instrument front panel keypad or via MODBUS communications HIT 4U HOFFER FLOW CONTROLS INC ELIZABETH CITY WWW HOFFERFLOW COM GALL 00000000 LOW BAT 88 000002 UNCOMPENSATED Figure 1 HIT 4U Front Panel Optional features include 12 point linearization to correct flow meter non linearity a Scaled Pulse Output and Alarm Output configurable for Rate or Total The instrument is housed in an Ex proof enclosure for hazardous areas which may be wall mounted or directly mounted on a flowmeter using an optional riser HIT 4U HP 327 2 Introduction This instrument is designed to conform to the EMC Directive of the Council of European Communities 89 336 EEC and the following standards Generic Emission Standa
25. or Hourly Logs Number Hours for Daily Logs Logs Screen HIT 4U HP 327 Operation 29 To access Hourly Logs Press M HR LOG is displayed 12 times Press gt The last recorded log is displayed Press gt Previous log is displayed Press To return to SYSTEM MENU Press To return to operating mode To access Daily Logs Press M DAY LOG is displayed 13 times Press gt The last recorded log is displayed Press gt Previous log is displayed Press To return to SYSTEM MENU Press To return to operating mode 5 5 Fault Conditions The HIT 4U detects numerous system faults and sends error message via MODBUS Refer to chapter 6 Modbus Communications 5 6 Battery Replacement The HIT 4U monitors the battery voltage and displays t84 7 on LCD when the battery 1s approaching the end of its life 3V The Total and Grand Total is not saved automatically when power is removed from the HIT 4U When changing the battery it 15 recommended to stop the flow and save Total prior to removing power from the unit HIT 4U HP 327 Operation 30 THIS PAGE INTENTIONALLY LEFT BLANK HIT 4U HP 327 Modbus Communications 31 6 MODBUS COMMUNICATIONS HIT Com Software or a MODBUS Master may be used to configure HIT 4U monitor process variables and obtain diagnostic information from the HIT 4U Supported Commands Function Code Description Hex 03 Read holding
26. pdate mode Start Auto Update Click on the Start Auto Update button to have the HIT 4 software auto poll the selected device and in real time to update the Flow Total Grand Total Flow Rate Current Day Total and Previous Day Total Stop Auto Update Click on the Stop Auto Update stops auto updating HIT 4U HP 327 46 HIT 4 Maintenance Faults HIT 4 self diagnostic function records the following fault Conditions Power Reset Low battery Pulse output overflow Alarm rate low Alarm rate high Alarm total Flash segment 1 invalid Flash segment 2 invalid Maximum input frequency exceeded EEPROM read error on startup Code execution error Flow rate exceeds 20mA setting The fault conditions are reported on the Process Monitor page Faults currently active are displayed in the Active window Faults that have occurred in the past since the last power reset are displayed in the Since Power On window The numerical code displayed above each window is used for factory diagnostics HIT 4U HP 327 HIT 4 Communication Program 47 Data Logs The HIT 4 records flow data into hourly and daily logs The data can be viewed in tabular graph save to file print logs and to export log data into an Excel spreadsheet In addition the Event log allows the user to identify changes to the configuration parameters The Flow Logs and Event Log can be downloaded from the HIT 4 by c
27. pecific fault defined below 7023 Active Faults 032 Fault is currently active Each bit represents a specific fault defined below Fault Codes HIT 4U HP 327 36 Modbus Communications The following table defines each bit for the fault codes returned when polling register 7022 and 7023 using function code 03 When a value of 1 15 returned for a btt 1 Indicates that the fault has occurred since last power on 7022 or is currently active 7023 Bit Fault 0 Reset brownout 1 Reset reset pin 2 Reset DoBOR 3 Reset wakeup from LPM5 4 Reset security violation 5 Reset supply voltage supervisor low 6 Reset supply voltage supervisor high 7 Reset supply voltage monitor low 8 Reset supply voltage monitor high 9 Reset DoPOR 10 Reset watchdog timer timeout 11 Reset watchdog timer key violation 12 Reset flash key violation 13 Reset PLL unlock 14 Reset peripheral configuration area fetch 15 Reset power management key violation 16 Low battery 17 Pulse output overflow 18 Alarm rate low 19 Alarm rate high 20 Alarm total 21 Flash segment 1 invalid 22 Flash segment 2 invalid 23 Maximum input frequency exceeded 24 EEPROM read error on startup 25 Code execution error 26 Flow rate exceeds 20mA setting 27 Spare 5 28 Spare 4 29 Spare 3 30 Spare 2 31 Spare 1 HIT 4U HP 327 HIT 4 Communica
28. ptically isolated Alarm Output configurable for Rate or Total The Alarm Output can be configured as Low Alarm High Alarm or Low High Low Set High Set Point Point LOW ALARM Active Not Active i HIGH ALARM l Not Active Active LO HI ALARM Active Not Active Active Flow Rate Low Set High Set Point Point Alarm Active Output transistor 15 in OFF state Alarm Not Active Output transistor is in ON state The Alarm Output is factory configured as an Open Collector 0 5V TTL CMOS or 0 Vdc using internal pull up resistor HIT 4U HP 327 18 Installation THIS PAGE INTENTIONALLY LEFT BLANK HIT 4U HP 327 Configuration 19 4 CONFIGURATION The HIT 4U may be configured locally from the front panel or remotely using Hoffer HIT 4U Communication program or a MODBUS master Front panel configuration may be done with magnetic pointer through the glass cover or pressing front panel keys when cover is off Do not remove cover in hazardous locations 4 1 Local Configuration HIT 4U 00000000 LOW BAT x1000 00000 M p A Enters Configuration Mode Steps through each menu item Accepts entry when editing numeric values Saves Totals in Operate Mode Scrolls through Menu Group Scrolls though all values for each menu item Moves to the next digit to the right when editing numeric values Displays Grand Total in Operate Mode Operate Mode Returns to Operate Mode from Menu Group le
29. rd 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 frequency electromagnetic immunity EN 61000 4 3 Electrical fast transient burst requirements EN 61000 4 4 Immunity to conducted disturbances EN 61000 4 6 HIT 4U HP 327 Introduction 3 MODEL NUMBER DESIGNATION MODEL HI T 4U RATE INDICATOR amp DUAL TOTALI ZER WITH MODBUS amp DATA LOGGING MODEL 40 A B C D E F G ENCLOSURE STYLE INPUT POWER PULSE INPUT PULSE OUTPUT ALARMS MOUNTING SPECIAL FEATURES ENCLOSURE STYLE MODEL HIT 4U A XC C OPTION A 3 EXPLOSION PROOF ENCLOSURE 7 STAINLESS STEEL EXPLOSION PROOF OPTIONS FOR ENCLOSURE STYLE 3 AND 7 M 20 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 TYPE 4X CLASS 1 ZONE 1 4 IP 66 ATEX IECEx II 2 G Ex d IIC Gb IP66 STYLE 7 CSA CLASS I DIV 1 GR BCD CLASS DIV 1 GR EFG CLASS TYPE IP66 CLASS 1 ZONE 1 Ex d IIB H2 IP 66 ATEX IECEx II 2 G Ex d Gb IP66 I NPUT POWER MODEL 40 0 OPTION B BATTERY POWERED L 4 20MA LOOP POWERE
30. registers 05 Preset Boolean for Enron event record acknowledgement 10 Write Commands Data Types Data Type Byte Count Register Count Unsigned Int U16 2 1 Unsigned Int 032 4 1 Floating Point FP32 4 1 Double Precision Float 64 8 1 Registers Each register is labeled as Read Only RO or Read Write R W according to access type Register Description Data Access Notes Decimal Type 1 Clear Event U16 RO Unpublished Factory Logs Only 3 Clear Hourly U16 RO Unpublished Factory Logs Only 5 Clear Daily Logs U16 RO Unpublished Factory Only 7 Clear Grand U16 RO Unpublished Factory Total Only 32 Request Event U16 RO Logs 2 FP32 4 HIT 4U HP 327 32 Modbus Communications Register Description Data Access Notes Decimal Type 700 Request Hourly FP32 RO Logs 4 701 Request Daily FP32 RO Logs 4 1002 Software FP32 RO Version 1005 Turbine Serial U32 R W 1 99999999 Number 1006 Electronic ID 032 R W 1 99999999 Number 1007 Password 016 R W 0000 9999 1008 Lock Unit U16 R W 0 No 1 Yes 1009 Slave Address U16 0 253 1010 Baud Rate U16 R W 0 9600 1 57000 2 115200 1011 Sample Time U16 R W 1 80 1013 Contract Hour U16 R W 1 24 1200 Year U16 R W 0 99 1201 Month U16 1 12 1202 Day U16 R W_ 1 31 1203 Hour U16 R W 1 24 1204 Minute U16
31. te Decimal 0 N A 0 0 RATED Point 0 0 0 00 0 000 Low flow Numeric 0 000 0 000 Entry 100 000 threshold in Hz HIT 4U HP 327 24 Configuration TABLE MENU Menu Description Options Min Default Item Max Value POINTS Number of points 2 12 2 5 12 Frequency points Numeric 0 001 Fr12 2 12 Follow Entry 5000 000 5000 000 monotonic and Frl1 ESS separation rules 4999 999 Fr10 49999 998 ETC K Ol K factor points 2 Numeric 0 001 1 000 12 Entry 9999999 9 MODBUS MENU Menu Item Description Options Min Default Max Value ADDRSS Modbus address Numeric 000 254 entry Baud rate for 9600 N A 9600 BAUD 4 57600 115200 Currently fixed at 9600 HIT 4U HP 327 Configuration 25 OUTPUT MENU Menu Item Description Options Min Default Max Value Analog Out OFF N A RATE Function RATE ANALOG PA 12mA 20mA 4 mA setting in Numeric 0 000 0 000 OUT LO units selected Entry 999998 for Total OUT LO must be lt OUT HI 20 mA setting in Numeric 0 001 100 000 units selected Entry 999999 OUTHI forTotal OUT HI must be gt OUT LO PULSE Pulse Function OFF N A OFF ON TEST WIDTH Pulse width in Numeric 4 ms 4 ms mS Entry 300 ms Pulse Scale 0 01 N A 1 This factor 0 1 represents the 1 number of 10 output pulses 100 SCALE per least significant digit of displayed total determined by the total decimal selection HIT 4U HP 3
32. the primary or secondary power source All configuration settings are stored in nonvolatile memory therefore configuration settings will not be lost in the event of battery failure Lithium Battery Replacement 4 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 TDB AN WARNING The lithium battery that powers the HIT 4U is a 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 or damaged batteries Important Before replacing the lithium battery press the P gt key to save the Total and Grand Total to nonvolatile memory Once the battery is replaced and power is restored to the unit the last saved Total will be displayed The lithium battery is secured inside the enclosure by a Velcro strap and connected to a connector J3 near the top of the circuit assembly To replace a lithium battery in the HIT 4 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 4
33. thin 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 been 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 1 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 9907 A CONTENTS 1 INTRODUCTION Model Number Designation 2 FEATURES AND SPECIFICATIONS 2 1 General 2 2 Inputs
34. tion Program 37 7 HIT 4 COMMUNICATION PROGRAM Introduction Hoffer s HIT 4 Communication Program allows user to configure HIT 4 devices monitor process variables read data logs and obtain diagnostic information from the HIT 4 The program can be run without HIT 4 device connected to view and edit previously saved configuration files and data log files System Requirements PC Windows XP 7 Installation Running the HIT 4 Communication Program Connect HIT 4 device to a computer with either a RS 232 to RS 485 or USB to RS 485 converter HIT 4 port settings Baud Rate 9600 Data Bits 8 Stop Bits 1 Parity none The port settings are automatically selected by the program To start communication with the HIT 4 1 Open the program by clicking on the HIT 4 icon on the desktop or navigate the program file located at C Program Files x86 Hoffer Flow Controls HIT 4 and double click on the file Hit4Master exe The Com Port screen will appear 2 Enter HIT 4 slave address 3 Click on the Connect button to establish connection to the HIT 4 The connection status is displayed in the lower left corner HIT 4U HP 327 38 HIT 4 Maintenance 4 Ifthe HIT 4 is not connected or the PC serial port is not configured correctly the following message will appear in the Communication Log window on the right side of the screen gt HH MM SS AM OR PM The PortName cannot be empty Parameter name PortN
35. tput Valid entries 0 000 to 999998 Out High Sets flow rate value for 20mA output Valid entries 0 001 to 999999 Alarm Output Drop down menu selection Off turns off analog out Rate low sets low flow alarm Rate high sets high flow alarm Rate lohi sets low and high flow alarm Total sets total alarm Test sets alarm output for diagnostic testing Low Set Sets flow rate value for low flow alarm Valid entries 0 to 999999 High set Sets flow rate value for high flow alarm Valid entries 0 to 999999 Total Set Point Sets total alarm set point Valid entries 0 to 99999999 Pulse Output Drop down menu selection Off turns off pulse out On turns on pulse out Test outputs a test frequency of 1Hz 50 duty cycle Pulse Width Sets the pulse width in mS Valid entries 4mS to 300mS Pulse Scale Pulse scaling that represents the number of output pulses per least significant digit of displayed total determined by the total decimal selection Valid entries 0 01 0 1 1 10 and 100 HP 327 44 4 Maintenance Configuration Files HIT 4 Communication Program Software allows the configuration of the device to be saved as a text file for future use Configuration files may be saved from any of the configuration screens The two available file functions are File Open Opens a previously saved configuration file File format is txt File Save Saves the configuration as a text file Download the Configuration
36. vel Returns to Menu Group level from sub level menu Increments digit when editing numeric values HP 327 20 Configuration Examples of configuration steps to Clear Total Set Total and displaying software version OPERATE MODE M Enters Configuration Mode A Returns to Operate Mode Next Menu Group gt System Menu Next Menu M Item NO Clear Total NO p Next Option p Next Digit 10000000 SA Set Toral Increaments Digit M Accepts Next Menu Selection M Item 10000000 Set Total M gt Next Option YES Clear Total Accepts M Selection Done Clear Total Next Menu M Item Next Menu Software item Version HIT 4U HP 327 Configuration 21 Configuration Menu Chart Modbus Menu Clear Turbine Number of Analog Modbus Total Serial points Function Address K Factor Frequency Out Baud Method 2 12 points Low Rate Software Version Date Average K Factor Password HIT 4U Contract Hour K Factor 2 12 points Pulse Function Alarm Function Total Set Point Rate Low Set Point Rate High Set Point Configuration Fields Description HP 327 22 Configuration SYSTEM MENU HIT 4U Menu Description Options Min Default Item Max Value Clear Total and save new value NO
37. vent FP32 RO 0 344 Log Pointer 7003 Request Date FP32 RO 010100 123199 7004 Request Time FP32 RO 000000 235959 7005 Request Grand FP64 RO 0 99999999 Total 7006 Request Rate FP32 RO 0 Max limited by rate decimal point selection 999 999 9999 99 99999 9 99999 7007 Request Daily FP64 RO 0 99999999 Total 7008 Request Daily FP32 RO 0 86400 Run Time Seconds 7009 Request Hourly FP64 RO 0 99999999 Total HIT 4U HP 327 Modbus Communications 35 Register Description Data Access Notes Decimal Type 7010 Request Hourly FP32 RO 0 3600 Run Time Seconds 7011 Request Current FP64 R W_ 0 Max limited by total Total decimal point selection 99999 999 999999 99 9999999 9 99999999 This register is also used to clear total by writing 0 or set total by writing desired value 7013 Request Previous FP64 RO 0 99999999 Day Total 7014 Request Previous FP32 RO 0 86400 Day Run Time Seconds 7015 Request Previous FP64 RO 0 99999999 Hour Total 7016 Request Previous FP32 RO 0 3600 Hour Run Time Seconds 7018 Request Hourly FP32 RO cleared logs 767 Download Pointer 7019 Request Daily FP32 RO cleared logs 383 Download Pointer 7020 Request Event FP32 R W 1 cleared logs 344 Log Download To increment by one Pointer use function code 5 7022 Fault History U32 RO Fault has occurred since last power on Each bit represents a s
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