Ametek Jofra HPC600 Pressure Calibrator User Manual(PDF, 1.26
Contents
1. 24 8 Performing a Pressure Switch Test 25 9 Calibrating Transmitters llle ees 28 9 1 Using the mA InputFunction sesse m nh 28 9 2 Calibrating Pressure to Current Transmitter 28 9 3 Percent Eror F nction 5 wen de er BADEN REOR dope 29 10 Minimum and Maximum Storage Capability 32 T1 Leak lestie D Cae PER ERAT RP Du Se eae eR 32 12 Factory Set pS oe ea dona ed doa do oe ee d dd x Roe Re dice 34 13 Custody Transfer Flow Calibration 36 T4 Remote Operation siinsesse REID otio Sia RR 36 15 SpecificatiOnS RAG cR ORA Roo 37 16 Maintenance geb ene ee eee are per M RS 38 16 1 Replacing Batteries ce e ee Ege dera miei EI Pedro 38 16 2 Cleaning the Unit euch Rider wend dE 38 16 3 Valve Cleaning Procedure 0 eect eee 38 16 4 Service Center Calibration or Repair 39 1 Introduction JOFRA HPC600 combines 5 units into a single portable calibrator HPC600 contains pressure indicator calibration pump mA loop tester measure source voltmeter and finally a high accuracy thermometer The J OFRA HPC600 is designed to be a simple to use yet very versatile2. SAVE RECALL DONE If SAVE or RECALL is selected use the cursor keys to selectthe set up 15 16 location Then use the save option to store the current set up into the selected location or the recall option to recall the set up stored in the selected location The display menu will automatically go home SAVESETUP1 4 4 RCL SETUP 1 i 2 4 07 Setting AutoShut off Parameters The calibrator can be set to automatically shut off after a selected number of minutes this function can also be disabled To change parameters proceed as follows 1 With the calibrator turned on and operating press the F3 key to activate the MORE menu option Press the NEXT button until AUTO OFF appears in the left text field Now press the F1 key to enter the setup 2 To setthe auto shut off parameters select the AUTO OFF option on the Auto Shut Off Main Menu AUTO OFF NEXT DONE 3 Use the cursor keys to select the number of minutes before the calibrator turns off or disable auto shut off by scrolling all the way down to 0 AUTO SHUTDOWN ON 15 AUTO OFFDONE 4 4 4 Use AUTO OFF DONE option to set the parameters and return home The auto shut off time is reset whenever a key is pressed 2 4 08 Activating and Deactivating a Display This is where the number of active measuring windows channels are selected 1 2 or 3 windows can be selected to give the optimal mix between text
3. d continued on next page If Config Locked Sete Man ems SETUPS NEXT DONE m Ree Me E Menu SAVE RECALL DONE RECALL pa E to Top Level Back to Top Level Auto Off Main Menu AUTO OFF NEXT DONE TT Select Menu OTT Back to Top Level Back Top Level Auto Off Adjust Menu AUTOOFF DONE P 4 Back to Top Level Display Main Menu DISPLAY NEXT B Back to Top Level Display Select Menu ON OFF LOWER T Back to Top Level Probe Type Select Menu SELECT E Damp Select Menu ON OFF DONE p i Back to Main Menu Probe Type Main Menu PROBE TYPE NEXT E Damp Main Menu DAMP NEXT DONE Back to Top Level HART NEXT DONE Hart Main Menu Hart Select Menu DONE SELECT Pump Limit Main Menu PUMP NEXT DONE Back to Pump Limit Select Menu Top Level DONE SET Back to SELECT Top Level Resolution Main Menu RESOLUTION NEXT DONE l Resolution Select Menu ON OFF DONE Back to Backlight Timer Main Menu Main Menu LIGHT TIMER M DONE Backlight Timer Select Menu DONESET 41 42 AMETEK J OFRA HPC600 Ranges and Resolutions Range PSI 2 0 Bar
4. EXIT 2 4 02 LEAK TEST The calibrator features a leak test function which calculate leak rate The timer can be set from 5 to 120 seconds regardless of the set time the leak rate is calculated in leak per minute The function gives a good and repeatable expression for the leak of a pressure system This feature might be used before calibration to document indicate leak rate To use the leak rate function proceed as follows 1 With the calibrator turned on and operating press the F3 key to activate the MORE menu option Press the NEXT button until LEAK TEST appears in the left text field Now press the F1 key to activate the leak test option 2 Press the F2 key to select the CONFIG option 3 The first option is setting the Port use the select option to scroll through the port choices when finished select the NEXT option 4 Use SELECT to toggle through the UNIT options and select NEXT to move on 5 Use cursor keys to set test time and press DONE SET to confirm Note The units and time will be saved in non volatile memory until they are changed again by the user They may be used at the next leak test without having to do the configuration each time 6 To start leak test press F1 button the time is counted down and the Initial Final and calculated leak rate in pressure per minute is shown 13 INITIAL psi 9 00 4 95 P1 Pu FINAL psi 05 RESET CONFIG EXIT EXIT
5. To set the parameters of the active display use the CONFIG option to get to the Display Configuration Menu SELECT NEXT DONE Here the SELECT option will toggle through the choices for each parameter The first parameter is MODE Since voltage current and switch test modes all use the same jacks two of these functions cannot be used concurrently The ability to select certain functions is limited based on what is already selected in another display The NEXT option is used to change to the second parameter Only RTD and Pressure modes have a second parameter RTDs can be read in Celsius or Fahrenheit and Pressures can be read in 15 engineering units With a single display the following modes are available P 1 Pressure internal sensor EXT Pressure with external pressure module P 1 ST Switch Test with left side sensor EXT ST Switch Test with external pressure module Note mA functions are only available on the Lower Display mA MEASURE Milliamps measure without loop power mA MEAS 24V Milliamps measure with loop power mA SOURCE Milliamps source mA SIM 2W Milliamps simulate using an external supply from the UUT VOLTS Voltage Measure RTD RTD Temperature Measurement if a probe is connected The following table shows which functions are available concurrently An X in a column indicates that the mode in the active display will not be available for selection if the mode in that row i
6. of each key m di OG 0 ETAO CS 5 x Figure 2A Keypad Table 2 Key Functions No Name Description 1 Function Keys These are soft keys used to configure the calibrator 2 ON OFF Key This key is used to turn the calibrator on and off 3 ZERO Key This key is used to zero pressure measurements 4 Arrow Keys Used to control mA source sim and to set pump and error limits 5 Home Key Return to main menu screen 6 Pump Key Push to run pump Electric pump version Note When the calibrator is turned on by pressing the ON OFF key it will go through a short startup self check routine During that routine the display shows the current firmware revision level auto shutdown status and the range of the internal pressure sensor The calibrator requires a maximum of 5 minutes warm up to rated accuracy Large changes in ambient temperature may require a longer warm up period See section 2 3 for instructions on zeroing the pressure sensor displays Pressure ranges should be zeroed each time the calibrator is started 2 1 Calibrator Display The Calibrator Display consists of two regions The menu bar located along the bottom of the screen is used to access a menu system The main display the rest consists of up to three process measurement sub regions These sub regions will henceforth be referred to as the UPPER MIDDLE and LOWER displays Figure 3 shows the location of the different display fields while table 3 describes
7. 30 PSI 10 Bar 150 PSI Burst Pressure PSI 300 300 Proof Pressure PSI 60 200 Engineering Unit Factor Psi 1 30 000 150 00 bar 0 06894757 2 0684 10 3421 mbar 68 94757 2068 4 10342 1 kPa 6 894757 206 84 1034 21 MPa 00689476 0 2068 1 03421 kg cm2 0 07030697 2 1092 10 5460 cmH20 4 C 70 3089 2109 3 10546 3 cmH20 20 C 70 4336 2113 0 10565 0 mmH20 4 C 703 089 21093 N A mmH20 20 C 704 336 21130 N A inH20 4 C 27 68067 830 42 4152 1 inH20 20 C 27 72977 831 89 4159 5 inH20 60 F 27 70759 831 23 4156 1 mmHg 0 C 51 71508 1551 5 7757 3 inHg 0 C 2 03602 61 081 305 40 Proof pressure maximum allowable pressure without a shift in calibration Burst pressure sensor damaged or destroyed some risk of personnel injury Absolute ranges the data for the 2 Bar 30 PSI and 10 Bar 50 PSI ranges also applies to the absolute pressure versions of those ranges AMETEK Calibration Instruments One of the world s leading manufacturers and developers of calibration instruments for temperature pressure and process signals as well as for temperature sensors both from a commercial and a technological point of view JOFRA Temperature Instruments Portable precision thermometers Dry block and liquid bath calibrators 4 series with more than 25 models and temperature ranges from 90 to 1205 C 130 to 2200 F JOFRA Pressure Instruments Convenient electronic systems ranging from 1 to 1000
8. explained in this manual If the calibrator is faulty send a description of the failure with the calibrator Be sure to pack the calibrator securely using the original shipping container if it is available 39 Appendix X Top Level MENU DISPLAY LIGHT Main Menu CONFIG DISPLAY MORE Parameter Selection SELECT NEXT DONE Error Main Menu ERRORI NEXT DONE p l Leaktest Main Menu LEAKTEST NEXT DONE Leaktest Main Menu SELECT Loop Power Select Menu ON OFF NEXT i Unit Select Menu SELECT NEXT DONE 100 Select Menu DoNEsET 4 Y 0 Select Menu DONESET 4 Y Back to Error Main Menu 40 START CONFIG T Back to L Main Menu _ Y Port Select SELECT NEXT DONE Error Main Menu Hes Seni CONFIG LIGHT EXIT v Unit Select Menu SELECT NEXT B Back to Pressure Port Select Menu Main Menu NEXT DONE Set Timer Menu DONE SET Min Max Main Menu MINMAX NEXT DONE i i Max Display Menu MAX CLEAR as Min Display Menu MIN CLEAR DONE Y Contrast Main Menu CONTRAST NEXT DONE E Contrast Adjust Menu CONTRASTI DoNE 4 T Y Lock Config Menu LOCK CONFIGI NEXT DONE Y Top Level No
9. is being used with the OFRA sensor you do not have to set the probe type Simply plug the probe into the HPC600 and configure the display to read temperature 24 Note The display will indicate OL when the measured temperature is outside the nominal measurement range of the RTD function below 40 C or above 155 C If a custom probe is being used or adjustment of a standard probe is wanted entering of CvD parameters RO and coefficients is handled through the serial interface see remote programming manual RTD Probe Figure 8 8 Performing a Pressure Switch Test Fra Pressure Switch Use low volume Z tubing when possible Figure 9 25 To perform a switch test follow these steps 1 Change the setup to Setup 4 default switch test Setup 4 The upper display is set to P1 ST all other displays are off Important NOTE The pressure Switch Test can be performed with the following functions P 1 ST or EXT ST 2 Connectthe calibrator to the switch using the pressure switch terminals The polarity of the terminals does not matter Then connectthe pump to the calibrator and the pressure switch 3 Make sure the vent on the pump is open Zero the calibrator if necessary Close the vent after zeroing the calibrator 4 The top ofthe display will read CLOSE P1 ST CLOSE psi 0 000 CONFIG LOWER MORE 5 Apply p
10. them P1 psi 0 000 RTD 12 50 9p mA 25 00 0 000mA CONFIG UPPER MORE Figure 3 Display Table 3 Display Functions No Name Description 1 Primary Parameters Indicates what is being measured 2 Span Indicator Indicates the percent of the 4 to 20 mA span For mA and mA Loop functions only 3 Pressure Units Indicates one of 15 pressure units available for display 4 Units Indicates the unit of measure for the display 2 1 1 Top Level Menu Functionality There are three options for this menu MENU Active Display and LIGHT The Top Level Menu is home for the menu display MENU LOWER LIGHT 2 1 1 1 Using the MENU Option The MENU option is the gateway to the rest of the menu system 2 1 1 2 Using the Active Display Option The active display is indicated by the center option on the Top Level Menu It is used to select the display to which the ZERO key will apply 2 1 1 3 Using the LIGHT OPTION The backlight can be toggled on and off using this key 2 1 2 Main Menu Functionality There are three options on the Menu CONFIG Active Display and MORE The Main Menu is home for the menu display CONFIG LOWER MORE 2 1 2 1 Setting the Active Display The active display is indicated by the center option on the Main Menu pressing the F2 key will toggle the active display 2 1 2 2 Setting Active Display Parameters
11. to select CONFIG option The first option is setting the Port use the select option to scroll through the port choices when finished select the NEXT option 4 Use SELECT to toggle through the UNIT options and select NEXT to move on 5 Use cursor keys to set test time and press DONE SET to confirm Note The units and time will be saved in non volatile memory until they are changed again by the user They may be used at the next leak test without having to do the configuration each time 33 6 To start leak test press F1 button the time is counted down and the Initial Final and calculated leak rate in pressure pr Minute is shown INITIAL psi 5 00 4 95 P1 T FINAL psi M RESET CONFIG EXIT EXIT leaves the leak rate function 12 Factory Setups The Calibrator is loaded with five factory commonly used setups These setups are shown below Note Any of these setups can be changed and saved by the user Setup 1 The upper display is set to P1 mode and the lower is set to mA middle is off P1 psi 0 00 mA measure 25 0096 0 000 MENU LOWER LIGHT Setup 2 The upper display is set to P1 mode and the lower is set to RTD middle is off P1 psi 0 00 RID 23 50 C MENU LOWER LIGHT 34 Setup 3 The upper display is setto P1 mode and the middle is setto RTD lower is mA Setup 4 The lower display is setto P 1 switc
12. 0 a small lightweight battery powered pneumatic pump that allows the user up to 10 bar 150 psi quickly and with good control Because the pump has an upper pressure generation limit of 11 bar 160psi there may be atmospheric conditions where it cannot achieve the full scale pressure of 10 bar High altitude use about 3000 ft or 1000 meters or use at cold temperatures may limit the pump to about 9 bar 135 psi In these cases the vernier adjustment can be used to generate the additional pressure needed if full scale pressure must be generated In these situations the user should begin the calibration with the vernier in the full counter clockwise position and then when the electric pump reaches its limit turn the vernier in the clockwise direction to raise the pressure and to set the desired reading Figure 4 4 Measuring Pressure To measure pressure connect the calibrator using an appropriate fitting Choose a pressure setting for the display being used The calibrator is equipped with one internal sensor and many optional external sensors APMs are available Be sure to choose the sensor based on working pressures and accuracy Note Pressure sensors may be damaged and or personnel injury may occur due to improper application of pressure Please refer to the table of ranges and resoluti
13. 035 FS 10 C to 55 C mA 0 015 of reading 0 002mA Volts 0 015 of reading 0 002V RTD ohms 0 015 of rdg 0 02 ohms or 0 1 C 0 C for Pt100 Temperature Effect mA volts RTD No effect on accuracy from 18 C to 28 C Add 0 001 F S for temps lt 18 C and gt 28 C Option T RTD probe Accuracy 0 15 C 40 to 155 C 16 Maintenance 16 1 Replacing Batteries Replace batteries as soon as the battery indicator turns on to avoid false measurements If the batteries discharge too deeply the J OFRA HPC600 will automatically shut down to avoid battery leakage Note Use only AA size alkaline or Lithium batteries or optional rechargeable NiMh cells 16 2 Cleaning the Unit Warning To avoid personal injury or damage to the calibrator use only the specified replacement parts and do not allow water into the case Caution To avoid damaging the plastic lens and case do not use solvents or abrasive cleansers Clean the calibrator with a soft cloth dampened with water or water and mild soap 16 3 Valve Cleaning Procedure Occasionally the J OFRA HPC600 may not work properly due to dirt or other contamination of the internal valve assembly Use the following procedure for cleaning the valve assembly If this procedure does not fix the problem a 38 repair kit part number 1010043 may be ordered 1 10 11 Using a small screwdriver remove the 2 valve retention caps located in the b
14. AMETEK CALIBRATION INSTRUMENTS User Manual Handheld Pressure Calibrator JOFRA HPC600 Copyright 2010 AMETEK Denmark A S Decause calibration is a matter of confidence J OFRA HPC600 Reference Manual T Introduction EIU RES Ee 1 lI Contacting AMETEKJ OFRA ursii a sey Saws cane X e 1 1 2 Standard EQuipMment zuo zu eie ra mapa gU Te xt uc SR Ne e ga 1 1 3 Safety Informal cec e REDE ue be ates de 1 2 Calibrator Interface nn 4 2 I Calibrator DISDIay acon on Rod Ine 6 2 2 Using the Backlight aii airia dorioen ak orc ehe tai ORO atom sid aec adr 8 2 3 Using the Zero Function 0 ttt 8 2 4 Other Menu Controlled Functions 9 3 Initial Setup and Basic Pressure Generation 19 3 1 Electric Pump Considerations 20 4 Measuring Pressure 21 4 1 Media Compatibility sisse ete mme ge baee Rte ee d 21 4 2 Measuring Pressure with External Modules 21 5 Measuring and Generating Current 22 6 Measuring Voltage ducem bct eC f a do RR URS ORE RO ea 24 7 Measuring Temperature with RTD
15. XT DONE There are four probe types to select from P 100 385 P 100 392 P100 IS and CUSTOM Use the SELECT option to selectthe desired probe type and the DONE option to store the change and return home Note The default probe type is PT100 385 SELECT RTD PROBE TYPE P100 385 SELECT DONE 3 Pressing DONE leaves the temperature selection function 17 18 2 4 10 Switching damping on or off To give a more stable reading on fluctuating readings the HPC600 has a damping function This function applies to internal sensors only When damping is ON the calibrator displays a running average reading of ten measurements The calibrator takes approximately 3 readings per second To switch in or out damping proceed as follows 1 With the calibrator turned on and operating press the F3 key to activate the MORE menu option Press the NEXT button until DAMP appears in the left text field Now press the F1 key to enter the setup DAMP OFF ON OFF DONE 2 Switches damping on or off 3 DONE returns to main menu 2 4 11 Switching HART resistor on or off An internal 250 ohm HART Resistor can be enabled when the J OFRA HPC600 is operated in the mA Measure 24V mode This allows a HART Communicator to be connected across the mA terminals and eliminates the need for adding an external resistor Note When the HART resistor is on the maximum load driving capacity is 750 ohms To change sw
16. a percentage of the 4 to 20 mA loop span The percent error mode uses all 3 screens and has a unique menu structure It simultaneously displays pressure mA and error percent To use the ERROR function proceed as follows 1 With the calibrator turned on and operating press the F3 key to activate the MORE menu option Now press the F1 key to activate the ERROR option 2 Press the F1 key to select the CONFIG option 3 The first option is setting the Port use the select option to scroll through the port choices when finished select the NEXT option ERROR PORT P1 SELECT NEXT DONE 4 LOOP POWER can be toggled on off select NEXT when done 5 Use SELECT to toggle through the UNIT options and select NEXT to move on 6 Use the cursor keys to set the 100 point of the desired pressure range select DONE SET when finished 11 12 7 Again use the cursor keys to set 096 point and select DONE SET when finished and the ERROR mode will be ready to use SET 0 BELOW psi 0 000 DONE SET Note The 096 and 10096 point will be saved in non volatile memory until they are changed again by the user for the internal sensors and external pressure modules When using an external module the 096 and 10096 are set to low and full scale of the module until the user changes it or if it was previously saved EXIT leaves the ERROR mode P1 psi 0 00 mA 0 00 4 000 mA ERROR 0 00 CONFIG
17. attery compartment area see Figure 1 page 4 After the caps have been removed gently remove the spring and o ring assembly Set aside the valve assemblies in a safe area and clean out the valve body using a cotton swab soaked in IPA isopropyl alcohol Repeat the process several times using a new cotton swab each time until there is no remaining evidence of contamination or dirt Operate the pump handles several times and recheck for contamination Clean the o ring assembly and the o ring on the retention caps with IPA and inspect the o rings closely for any damage or excessive wear Replacements are included in the repair kit if needed Inspect the springs for wear or loss of tension They should be approximately 8 6 mm long in the relaxed state If shorter they may not provide sufficient sealing tension Replace if needed Once all parts have been cleaned and inspected reinstall the o ring and spring assembly into the valve body Reinstall the retention caps and gently tighten each cap Seal the output port and operate the pump to at least 5096 of capacity Release the pressure and repeat several times to ensure that the o rings seat properly 16 4 Service Center Calibration or Repair Only qualified service personnel should perform calibration repairs or servicing not covered in this manual If the calibrator fails check the batteries first and replace them if needed Verify that the calibrator is being operated as
18. bar multiple choices of pressure ranges pumps and accuracies fully temperature compensated for problem free and accurate field use JOFRA Signal Instruments Process signal measurement and simulation for easy control loop calibration and measurement tasks from handheld field instruments to laboratory reference level bench top instruments JOFRA Marine Instruments A complete range of calibration equipment for temperature pressure and signal approved for marine use FP Temperature Sensors A complete range of temperature sensors for industrial and marine use M amp G Pressure Testers Pneumatic floating ball or hydraulic piston dead weight testers with accuracies to 0 015 of reading M amp G Pumps Pressure generators from small pneumatic bicycle style pumps to hydraulic pumps generating up to 1 000 bar AMETEK CALIBRATION INSTRUMENTS Headquarters AMETEK Denmark A S Gydevang 32 34 3450 Allerod Denmark Tel 45 4816 8000 ametek ametek dk Sales amp Service Europe Asia Africa Middle East and South America Information in this document is subject to change without notice 2009 by AMETEK Inc www ametek com All rights reserved www jofra com Sales amp Service Offices AMETEK Mansfield amp Green North America Tel 1 800 527 9999 cal info ametek com AMETEK Singapore Pte Ltd Singapore Tel 65 6 484 2388 aspl ametek com sg AMETEK Inc Beijing Rep Office Ch
19. bnormally Protection may be impaired When in doubt have the calibrator serviced Do notoperate the calibrator around explosive gas vapor or dust When measuring pressure make sure the process pressure line is shut off and depressurized before you connect it or disconnect it from the pressure module Disconnect test leads before changing to another measure or source function When servicing the calibrator use only specified replacement parts To avoid false readings which could lead to possible electric shock or personal injury replace the battery as soon as the battery indicator appears A Caution To avoid possible damage to calibrator or to equipment under test Use the proper jacks function and range for your measurement or sourcing application 2 Calibrator Interface Figure 1 shows the location ofthe pressure controls connection port and electrical inputs External Pressure Module Connector RTD Probe Connector Pressure Vacuum Selector Knob Vent Knob Electrical Connections Pressure mA Volts Port Switch Test Pressure 7 Vernier Adjust Firmware Programming Kits Connector Factory use only V A Pressure Vacuum Selector p ess re Vacuum Vent Open Close Figure 1 Figures 2A and 2B show the location of the keys Table 2 describes the function
20. e and allow you to use the arrow keys to adjust the mA output 5 While in the mA output mode ifthe loop is opened or the compliance is exceeded the unit will flash OL mA MEASURE 15 0096 CONFIG LOWER MORE Figure 6 1 mA SOURCE 100 0096 20 000 mA MENU LOWER LIGHT Figure 6 2 mA SIM 2W 100 00 20 000 mA MENU LOWER LIGHT Figure 6 3 Device Under 23 mA MEAS 24V 100 00 24V 20 000 MA MENU LOWER LIGHT Figure 6 4 6 Measuring Voltage To measure voltage use the input terminals in the front of the calibrator Select the Volts function on one of the displays The calibrator can measure up to 30V Note The display will indicate OL when the measured voltage exceeds the nominal range of voltage measurement 30 V VOLTS 30 000V og Device Test CONFIG LOWER MORE Figure 7 7 Measuring Temperature with an RTD To measure temperature using an RTD probe you must select the RTD function on one of the displays Make sure the proper probe type is selected There are 4 probe types supported P100 385 P 100 392 P100 JIS and CUSTOM The standard optional probe has a 250 mm insertion depth with a 4 mm diameter stainless steel sheath Note The factory default type is PT100 385 so if the HPC600
21. essure stabilization the kit also comes with the required quick fit hose connectors and a BSP adapter for non NPT applications It is highly recommended that this type of hose is used to achieve the best performance of the product Once the fittings are installed and the calibrator is connected to the unit under test UUT the calibrator is ready for use Figure 5 shows a typical setup 2 Before generating pressure make sure you have the HPC600 configured for your application If needed review section 2 of the manual again to select the proper configuration 3 Make sure that the pressure vacuum knob is set for the function you want to perform for pressure and for vacuum 19 4 Close the vent knob 5 Press the pump key and watch the pressure or vacuum increase until you reach the desired pressure Note The motor speed will start slowly Pressure Vacuum H H Selector when pressure is low lt 15psi to cu ou a allow better control at low Vacuum pressures lt Vent 6 Use the fine adjustment vernier to fine tune the pressure vacuum reading as needed 9 Close 7 To reduce or bleed off the pressure entirely Slowly rotate the vent knob to the open position Doing this step carefully will allow you to control the pressure bleed rate to a high degree and will facilitate taking down scale pressure readings 3 1 Electric Pump Considerations The J OFRA HPC60
22. h test the other displays are off Setup 5 The upper display is set to P 1 the middle display is set to EXT and the lower display is setto RTD 35 13 Custody Transfer Flow Calibration The Model HPC600 is ideal for flow computer calibration Every manufacturer of flow computers has a different calibration procedure but most call for calibration of three parameters static pressure differential pressure and temperature To facilitate these measurements recall setup 5 on the HPC600 l Connectthe calibrator to your static and differential pressures P 1 EXT Then connect the RTD sensor to the calibrator 2 Using the reading of your RTD static and differential pressures make sure the flow computer has the correct reading If not adjust the flow computer as necessary 14 Remote Operation 14 1 Remote Interface The calibrator can be remotely controlled using J OFRACAL software or by a computer program running the calibrator in an automated system It uses an RS232 serial port connection for remote operation NOTE The special RS232 cable is an option Communication kit with cable and J OFRACAL software and are used for adjustment procedures too A detailed communication manual can be downloaded on www jofra com Typical RS232 remote configurations are shown in Figure 12 COM PORT Figure 12 Calibrator to Computer Connection 36 15 Specifications 15 to 35 unless otherw
23. ina Tel 86 10 8526 2111 jofra ametek com cn AMETEK GmbH Germany Tel 49 2159 9136 510 info mct de ametek de AMETEK Calibration Instruments UK Tel 44 0 1243 833 302 jofra ametek co uk
24. ise noted General Instrument Setup Recall 5 last used on power up Environmental Operating Temperature Storage Temperature 10 C to 50 C 14 to 122 F 20 C to 60 C 4 to 140 F Power Requirements 12 VDC Battery Eight 8 AA alkaline Lithium or NiMh cells Physical Dimensions 20 3cm x 10 2cm x 8 H x 4 W x 2 375 D Weight 2 5 lbs 1 2 kg EMI RFI Conformance EN 61326 Annex A Connectors Ports Pressure one combined 1 8 NPT BSP Port P pressure module adapter or RS232 cable RTD probe Included Accessories Soft case batteries manual full NIST traceable calibration certificate in psi bar and Pa test leads and hose kit Ranges HPC600 002C HPC600 002A HPC600 010C HPC600 010A 0 82 to 2 bar 12 to 30 psi Compound 0 2 to 2 bar 3 to 30 psi Absolute 0 82 to 10 bar 12 to 150 psi Compound 0 2 to 10 bar 3 to 150 psi Absolute mA 0 to 24 000 mA measure and source Volts 0 to 30 000 VDC RTD 40 0 C to 155 0 C 40 0 F to 311 0 F Engineering Units psi bar mbar kPa MPa kgcm2 mmH O 4 C mmH 0 20 cmH 0 4 C cmH 0 20 C inH 0 9 4 C inH O 20 C inH 0 60 F mmHg 0 C inHg 0 C 37 Accuracy Pressure 0 02 of reading 0 015 FS 18 C to 28 All Ranges 0 03 of reading 0 015 FS 10 C to 55 C Vacuum 0 025 FS 18 C to 28 C All Ranges 0
25. itch in or out the HART resistor proceed as follows 1 With the calibrator turned on and operating press the F3 key to activate the MORE menu option Press the NEXT button until HART appears in the left text field Now press the F1 key to enter the setup HART RESISTOR ON ON OFF DONE 2 Switches the resistor on or off 3 DONE returns to main menu 2 4 12 Low resolution function Due to the high accuracy of the J OFRA HPC600 the measured values are displayed with many digits this might be an disadvantage in some cases therefore the HPC has a low resolution function The function takes away the last digit To turn the function on or off proceed as follows 1 With the calibrator turned on and operating press the F3 key to activate the MORE menu option Press the NEXT button until RESOLUTION appears in the left text field Now press the F1 key to enter the function RESOLUTION NEXT DONE 2 The select ON or OFF to turn the low resolution function on or off LO RESOLUTION ON ON OFF DONE 3 Pressing DONE returns to main menu 2 4 13 Pump Limits To prevent overpressure of sensitive devices the maximum pressure pump limit can be set When in this mode use the arrow keys to set the maximum pressure 3 Initial Setup and Basic Pressure Generation 1 The J OFRA HPC600 is supplied with a special low volume calibration hose kit to facilitate faster pumping to pressure and quick pr
26. leaves the leak rate function 2 4 03 MIN MAX hold The J OFRA HPC600 Pressure Calibrators have a min max feature for capturing the minimum and maximum values of any displayed parameter To use the MIN Max storage function proceed as follows 1 With the calibrator turned on and operating press the F3 key to activate the MORE menu option Press the NEXT button until MINMAX appears in the left text field now press the F1 key to activate the Min Max storage function MIN MAX NEXT DONE 2 After the Min Max has been activated pressing the F1 key will toggle the display through the min max values that are stored in the min max registers These readings are live so that the new min max values will be recorded while in this mode To reset the min max registers simply press the clear key These registers are also cleared at power up when pressure is zeroed or when the configuration is changed P1 psi P1 psi 0 003 30 000 mA 25 00 mA 25 0096 4 000 mA 20 001 mA MIN CLEAR DONE MAX CLEAR DONE The Min Max mode is cancelled by pressing F3 14 2 4 04 Setting the Display Contrast 1 With the calibrator turned on and operating press the F3 key to activate the MORE menu option Press the NEXT button until CONTRAST appears in the left text field now press the F1 key to activate the contrast adjustment function 2 Use the cursor keys to adjust the display contrast to the desi
27. menu has subordinate menus it will henceforth be referred to as function Main Menu E g the display contrast sub main menu will be called the Contrast Main Menu If not it will be called the function menu 10 Menu Functions Overview 2 4 01 ERROR on line calculation of sensors error Page 10 2 4 02 LEAK TEST automatic leak test timer function Page 12 2 4 03 MINMAX min max hold sse ee Page 14 2 4 04 CONTRAST display contrast Page 15 2 4 05 LOCK CFG instrument setup Page 15 2 4 06 SETUPS store or recall of setups Page 15 2 4 07 AUTO OFF setup of automatic off Page 16 2 4 08 DISPLAY setup numbers of display windows Page 16 2 4 09 PROBE TYPE Setup of temperature sensor type Page 17 2 4 10 DAMP normal or slow display update Page 18 2 4 11 HART switches hart resistor on and Page 18 2 4 12 RESULOTION select display resolution Page 18 2 4 13 PUMP setup of electrical pump Page 19 2 4 01 96ERROR calculation The calibrator features a function which can calculate pressure vs milliamp error as
28. nimum and Maximum Storage Capability The HPC600 has a min max feature for capturing the minimum and maximum values of any displayed parameter The min max function can be accessed by stepping through the menu options until min max is shown on the display above the F1 key At this time pressing the F1 key will toggle the display through the min max values that are stored in the min max registers These readings are live so that the new min max values will be recorded while in this mode P1 psi P1 psi 0 003 30 000 mA 25 00 mA 25 0096 4 000 mA 20 001 mA MIN CLEAR DONE MAX CLEAR DONE 11 32 To reset the min max registers simply press the clear key These registers are also cleared at power up or when the configuration is changed Leak Test The calibrator features a leak test function which calculates leak rate The timer can be set from 5 to 120 seconds regardless of the set time the leak rate is calculated in leak per minute The function gives a good and repeatable expression for the leak of a pressure system This feature might be used before calibration to document indicate leak rate To use the leak rate function proceed as follows 1 With the calibrator turned on and operating press the F3 key to activate the MORE menu option Press the NEXT button until LEAK TEST appears in the left text field Now press the F1 key to activate the leak test option 2 Press the F2 key
29. ons at the back of this manual for information on overpressure and burst pressure ratings Vacuum should not be applied to any gauge pressure sensor The calibrator display will indicate OL when an inappropriate pressure is applied If DL is observed on any pressure display the pressure should be reduced or vented immediately to prevent damage or possible personnel injury OL is displayed when the pressure exceeds 11096 of the nominal range ofthe sensor or when a vacuum in excess of 2 PSI is applied on gauge range sensors Use the ZERO key to zero the pressure sensor when vented to atmospheric pressure Important NOTE To protect sensor integrity and prevent damage to the sensor the calibrator will display OL overload when the applied pressure exceeds 110 of the full scale calibrated range of the sensor Important NOTE To ensure accuracy ofthe calibrator it is critical to zero the calibrator before a device is calibrated See section 2 3 4 1 Media Compatibility The J OFRA HPC600 features a unique user accessible valve cleaning port to facilitate servicing the pump Section 15 3 shows how to clean these valves Even though servicing the pump is easy care should be taken to only expose the calibrator to clean dry gases 4 2 Measuring Pressure with External Modules The calibrator provides a digital interface to External Pressure Modules These modules are available in various ranges and types including gauge vacuum differen
30. power to the device under test to power the device while reading the resulting 4 20 mA signal P1 psi 30 000 mA MEASURE 100 0096 20 000 mA CONFIG LOWER MORE P1 psi 30 000 mA MEAS 24V 100 00 20 000 mA CONFIG LOWER MORE 9 2 Calibrating a Pressure to Current Transmitter To calibrate a pressure to current transmitter P I perform the following steps 1 2 3 4 Connect the calibrator and the pump to the transmitter Apply pressure with the pump Measure the current output of the transmitter Ensure the reading is correct If not adjustthe transmitter as necessary JOFRA HPc600 fall psi 30 000 mA 100 00 20 000 mA CONFIG Lower more Figure 10 9 3 Percent Error Function The calibrator features a unique function which can calculate pressure vs milliamp error as a percentage of the 4 to 20 mA loop span The percent error mode uses all 3 screens and has a unique menu structure It simultaneously displays pressure mA and percent error Figure 11 29 Example Suppose a pressure transmitter under test is 30 psi 2 Bar full scale and outputs a corresponding 4 to 20 mA signal The user can program in a 0 to 30 psi pressure span into the calibrator and the calibrator will calculate and display the deviation or 96 Erro
31. pressure calibrator Its internal pressure sensor combined with an innovative electrically powered pump along with inputs for mA voltage switch contacts and an RTD probe allow the HPC600 to calibrate virtually any pressure device An external pressure module option allows an even wider range of pressure calibration options including absolute and differential 1 1 Contacting AMETEK OFRA US Canada Latin America AMETEK M amp CT 1 800 527 9999 Europe Africa Middle East AMETEK Denmark A S 4 45 4816 8000 Asia AMETEK Singapore Pte Ltd At 65 64 842 388 1 2 Standard Equipment Check to see if your calibrator is complete It should include J OFRA HPC600 Calibrator instruction manual test leads calibration hose kit with fittings carrying case calibration certificate with data 1 3 Safety information Symbols Used The following table lists the International Electrical Symbols Some or all of these symbols may be used on the instrument or in this manual Symbol Description AC Alternating Current AC DC Hae Battery MA CE Complies with European Union Directives DC Symbol Description o X d c a O gt gt i enl Double Insulated Electric Shock Fuse PE Ground Hot Surface Burn Hazard Read the User s Manual Important Information Off On Canadian Standards Association The following definitions apply to the terms Warning and Caution Warning iden
32. r from the expected 4 to 20 mA output This eliminates the need for manual calculations and also helps if it becomes difficult to set an exact pressure with the pump To use the ERROR function proceed as follows 1 With the calibrator turned on and operating press the F3 key to activate the MORE menu option Now press the F1 key to activate the ERROR option 2 Press the F1 key to select the CONFIG option 3 The first option is setting the Port use the select option to scroll through the port choices when finished select the NEXT option ERROR PORT P1 SELECT NEXT DONE 4 LOOP POWER can be toggled on off select NEXT when done LOOP POWER OFF ON OFF NEXT 5 Use SELECT to toggle through the UNIT options and select NEXT to move on 6 Use the arrow keys to set the 10096 point of the desired pressure range select DONE SET when finished 7 Again use the arrows to set 096 point and select DONE SET when finished and the ERROR mode will be ready to use Note The 096 and 10096 point will be saved in non volatile memory until they are changed again by the user for the internal sensors and external pressure modules When using an external module the 096 and 10096 are set to low and full scale of the module until the user changes it or if it was previously saved 31 P1 psi 0 0000 mA measure 25 0096 0 000 mA 29 00 CONFIG LIGHT EXIT Error 10 Mi
33. red level and then use the CONTRAST DONE option to return home CONTRAST DONE 4 2 4 05 Locking and Unlocking Configurations When the LOCK CFG option is chosen the menu display returns home and the CONFIG option on the Main Menu indicates that it is locked Also all menus are locked out with the exception of the ERROR LEAK TEST MINMAX and CONTRAST menus and the Configuration Lock Menu When the UNLOCK CFG option is chosen the configuration is unlocked and the menu display continues to the next sub main menu To use the Locking function proceed as follows 1 With the calibrator turned on and operating press the F3 key to activate the MORE menu option Press the NEXT button until LOCK CFG appears in the left text field Now press the F1 key to activate the function To reactivate the function use UNLOCK CFG in the same way LOCK CFG NEXT DONE 2 4 06 Saving and Recalling Setups The calibrator will automatically save the current set up for recall at power up Additionally 5 set ups can be accessed through the SETUPS menu To use the Set up function proceed as follows 1 With the calibrator turned on and operating press the F3 key to activate the MORE menu option Press the NEXT button until SETUPS appears in the left text field Now press the F1 key to enter the function SETUPS NEXT DONE 2 Choose SAVE to save a set up RECALL to recall the setup or DONE to do nothing and return home
34. ressure with the pump slowly until the switch opens Important NOTE In the switch test mode the display update rate is increased to help capture changing pressure inputs Even with this enhanced sample rate pressurizing the device under test should be done slowly to ensure accurate readings 6 Once the switch is open OPEN will be displayed bleed the pump slowly until the pressure switch closes P1 ST OPEN psi 30 000 CONFIG LOWER MORE 7 top of the display it will now read SW OPENED AT and give you the pressure that the switch opened at 26 8 Press the NEXT option to view when the switch closed and the dead band 9 Press the NEW TEST option to clear the data and perform another test 10 Press the DONE option to end the test and return to the standard pressure setting Example P1 ST will return to P1 Important NOTE The previous example uses a normally closed switch The basic procedure is still the same for a normally open switch the display will just read OPEN instead of CLOSE 27 9 Calibrating Transmitters 28 9 1 Using the mA Input Function The mA input function allows the user to read back the 4 20 mA output from the device being calibrated This can be done in one of two ways 1 Passively Where the device under test directly generates 4 20 mA and can be read by the calibrator 2 Actively Where the calibrator supplies 24 VDC loop
35. s in use in any other display Table 4 Mode Concurrency CURRENT DISPLAY OTHER DISPLAYS P 1 EXT 1 EXT mA mA Volts RTD ST ST Loop P 1 EXT P 1 ST X X X X X EXT ST X X X X X mA X X X X mA Loop X X X X Volts X X X X RTD X 2 Not a valid combination 2 1 1 3 Accessing Other Menus Use the MORE option on the Main Menu to access the other menu functions 2 2 Using the Backlight The backlight is controlled by the LIGHT softkey on the main menu on the models with electric pump and a dedicated backlight key for manual pump units Ittoggles on and off when the key is pressed this is one of the few functions that cannot be controlled by the serial interface There is a user defined timer configuration setting for the backlight in the function menus 2 3 Using the Zero Function When the ZERO KEY is pressed the calibrator will zero the active display if a pressure mode is selected and the pressure is within the zero limit The zero limits are within 596 of the full scale range of the selected sensor If the display indicates OL the zero function will not operate Note The ZERO KEY is only used for pressure 2 3 1 Internal Sensor and Pressure Module non absolute When a sensor or module is selected on the active display and the ZERO KEY is pressed the calibrator subtracts the current reading from the output The zero limits are within 10 of the full
36. scale range of the selected sensor If the display indicates OL the zero function will not operate 2 3 2 Absolute Internal Sensor or Absolute Pressure Module When an absolute pressure sensor is selected on the current display and the ZERO KEY is pressed the calibrator displays the current barometric pressure on the lower display Atthis point the user has two options With the port open vented to atmosphere and with access to a high accuracy barometric reference the user can utilize the cursor keys to adjustthe current value to the barometric reference pressure and store it in the calibrator using the SET key The second option is to use the RESET key to return the barometric offset to the factory setting After pressing either the SET or RESET key the user will be prompted to either confirm or cancel their selection PRESSURE REFERENCE 14 469 RESET SET CONFIRM CANCEL 2 4 Other Menu Controlled Functions There are sub main menus that can be accessed through the MORE option ofthe Main Menu A sub main menu contains three options The first option is unique to the function The second and third options of a sub main menu are always the same The NEXT option leads to the next sub main menu and the DONE option returns home For the last sub main menu the NEXT option wraps around to home See Appendix X for a detailed mapping of the menu structure A note on naming convention If a sub main
37. size overview and amount of information To use the number of windows proceed as follows 1 With the calibrator turned on and operating press the F3 key to activate the MORE menu option Press the NEXT button until DISPLAY appears in the left text field Now press the F1 key to enter the function DISPLAY NEXT DONE The NEXT option can be used to select which display to act upon The ON OFF option turns the selected display on or off The selected display and current on off state are displayed in the lower display MIDDLE ON ON OFF MIDDLE DONE Use the DONE option to save the changes and return home When a display is deactivated its configuration is retained When the display is activated its configuration is checked against the configurations of the other currently active displays if the configurations are in conflict the recalled display s configuration is modified to avoid the conflict If all three displays are deactivated the LOWER display will come on automat ically 2 4 09 Setting the RTD probe type The J OFRA HPC600 has a built in high accuracy RTD thermometer it works with an RTD sensor optional To select type of temperature sensor proceed as follows 1 With the calibrator turned on and operating press the F3 key to activate the MORE menu option Press the NEXT button until PROBE TYPE appears in the left text field Now press the F1 key to enter the function PROBE TYPE NE
38. tial and absolute The modules work seamlessly with the calibrator Simply plug them into the interface and select EXT external sensor Since the interface between the calibrator and the module is digital all the accuracy and display resolution is derived from the module 21 W 22 JOFRA APM Pressure Module Figure 5 5 Measuring and Generating Current 4 to 20 mA 1 2 To measure current use the input terminals in front of the calibrator Select the mA function on the lower display Current is measured in mA and percentage of range The range on the calibrator is setto 096 at 4 mA and 10096 at 20 mA For example If the current measured is displayed as 7596 then the mA value is 16 mA Note The display will indicate OL when the measured current exceeds the nominal range of current measurement 24 milliAmps To source current the same connections are used From the configuration screen select mA source or mA Sim 2W Note thatthis function can only be done on the LOWER screen Also in the source mode the calibrator will generate 0 to 24 mA using its own internal 24 volt supply whereas in the simulate mode the calibrator acts as a 2 wire transmitter and requires an external 24 volt supply Pressing any of the arrow keys will start the output mod
39. tifies conditions and actions that may pose hazards to the user Caution identifies conditions and actions that may damage the instrument being used Use the calibrator only as specified in this manual otherwise injury and damage to the calibrator may occur Warning To avoid possible electric shock or personal injury Do not apply more than the rated voltage See specifications for supported ranges Follow all equipment safety procedures Never touch the probe to a voltage source when the test leads are plugged into the current terminals Do not use the calibrator if it is damaged Before you use the calibrator inspect the case Look for cracks or missing plastic Pay particular attention to the insulation surrounding the connectors Select the proper function and range for your measurement Make sure the battery cover is closed and latched before you operate the calibrator Remove test leads from the calibrator before you open the battery door Inspect the test leads for damaged insulation or exposed metal Check test leads continuity Replace damaged test leads before you use the calibrator When using the probes keep your fingers away from the probe contacts Keep your fingers behind the finger guards on the probes Connect the common test lead before you connect the live test lead When you disconnect test leads disconnectthe live test lead first Do notuse the calibrator if it operates a
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