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DH Instruments RPM4 - VERSION 2004, Operation And Maintenance Manual

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DH Instruments RPM4 - VERSION 2004 Operation And Maintenance Manual Download Page 139

 

5.  MAINTENANCE, ADJUSTMENTS AND CALIBRATIONS 

 

Page 129 

© 2004-2007 DH Instruments, a Fluke Company 

5.6

 

Q-RPT MODULE PNEUMATIC SCHEMATICS 

Axxx Q-RPT >A10M 

(No SDS) 

 

 

 

Axxx Q-RPT <A10M 

VALVE 
STATE 

CONDITION 

A 

B 

 

SDS Open 

O C 

SDS Closed 

C O 

Power off 

C O 

 

Gxxx or BGxxx Q-RPT 

VALVE 
STATE 

CONDITION 

A 

B 

C 

SDS Open 

O C C 

SDS Closed 

C O O 

Power off 

C O O 

 

Figure 8.  

Pneumatic/hydraulic schematics of RPM4 with Single Q-RPT Module 

Summary of Contents for RPM4 - VERSION 2004

Page 1: ...2004 2007 DH Instruments a Fluke Company RPM4 Reference Pressure Monitor Operation and Maintenance Manual...

Page 2: ...quality of its published materials however no warranty expressed or implied is provided DH Instruments disclaims any responsibility or liability for any direct or indirect damages resulting from the...

Page 3: ...L 9 2 3 3 POWER CONNECTION 9 2 3 3 1 85 TO 264 VAC 50 60 HZ VAC POWER 9 2 3 3 2 BATTERY PACK 9 2 3 4 REMOTE ENT CONNECTION FOOTSWITCH OR OTHER SWITCH 10 2 3 5 CONNECTING TO MEASURE PRESSURE TEST AND T...

Page 4: ...IN DIFFERENTIAL AND PARALLEL MEASUREMENT MODES 46 3 3 9 AUTOZ 46 3 3 9 1 AUTOZ IN GAUGE AND NEGATIVE GAUGE MODE 47 3 3 9 2 AUTOZ IN ABSOLUTE MODE 48 3 3 9 3 AUTOZ IN DIFFERENTIAL MODE 51 3 3 10 ENT R...

Page 5: ...CE PRESSURE TRANSDUCERS Q RPTS 115 5 2 1 PRINCIPLE 115 5 2 1 1 PA AND PM COEFFICIENTS 116 5 2 1 2 AS RECEIVED AND AS LEFT DATA 116 5 2 2 EQUIPMENT REQUIRED 117 5 2 2 1 GAS OPERATED Q RPTS A10M AND LOW...

Page 6: ...ND MAINTENANCE MANUAL 2004 2007 DH Instruments a Fluke Company Page IV 6 TROUBLESHOOTING 131 7 APPENDIX 135 7 1 REMOTE ENT 135 7 2 UNIT CONVERSION 136 7 2 1 PRESSURE 136 8 WARRANTY 137 8 1 OVERVIEW 13...

Page 7: ...et All 80 Table 14 COM1 Pin Designations and Connections 81 Table 15 COM2 DB 9F Pin Designations 82 Table 16 Program Message List 85 Table 17 Error s and Descriptions 86 Table 18 8 Bit Status Byte Reg...

Page 8: ...e 3 MAIN RUN Screen Display Fields 16 Figure 4 Keypad Layout 17 Figure 5 Battery Pack Charger 23 Figure 6 Status Register Schematic 109 Figure 7 Internal View 127 Figure 8 Pneumatic hydraulic schemati...

Page 9: ...emselves with general RPM4 operating principles Section 4 is for remote operation from an external computer Section 5 provides maintenance and calibration information Section 6 is a quick troubleshoot...

Page 10: ...RPM4 OPERATION AND MAINTENANCE MANUAL 2004 2007 DH Instruments a Fluke Company Page VIII N NO OT TE ES S...

Page 11: ...ter to measure pressure RPM4 can be controlled locally by the operator using its front panel display and keypad or remotely by a computer using ASCII character command strings transmitted over its sta...

Page 12: ...rated Q RPT modules of A7M or lower Isolates Q RPT module TEST port and vents it to atmosphere SDS is not included with liquid filled Q RPTs Pressure Limits Maximum Working Pressure 104 Q RPT maximum...

Page 13: ...L1 200 000 200 000 30 000 30 000 A140M L1 140 000 140 000 20 000 20 000 A100M L1 100 000 100 000 15 000 15 000 A70M1 70 000 70 000 10 000 10 000 A40M1 40 000 40 000 6 000 6 000 A20M1 20 000 20 000 3...

Page 14: ...alue of applied pressure including precision predicted one year stability limit temperature effect and calibration uncertainty combined and expanded k 2 following the ISO Guide to the Expression of Un...

Page 15: ...ature Range 0 to 50 C Storage Temperature Range 20 to 50 C Vibration Meets MIL T 28800D Weight 2 kg 4 4 lb Dimensions 8 cm H x 22 5 cm W x 20 cm D 3 1 in x 8 9 in x 7 9 in Battery Type Nickel Metal Hy...

Page 16: ...RPM4 OPERATION AND MAINTENANCE MANUAL 2004 2007 DH Instruments a Fluke Company Page VI N NO OT TE ES S...

Page 17: ...tic bag 2 1 2 INSPECTING CONTENTS Check that all items are present and have no visible damage A standard RPM4 includes all items indicated in Table 2 Table 2 RPM4 Packing List DESCRIPTION PART 1 ea RP...

Page 18: ...using the optional rack mount kit 2 3 SETUP 2 3 1 PREPARING FOR OPERATION To prepare RPM4 for check out and operation Remove the plastic caps from the RPM4 rear panel pressure connections Remove the p...

Page 19: ...Q RPT 15 VENT or ATM Pressure Port Hi Q RPT 16 Product Label bottom of case Figure 2 Rear Panel 2 3 3 POWER CONNECTION 2 3 3 1 85 TO 264 VAC 50 60 HZ VAC POWER Check that the RPM4 power switch is OFF...

Page 20: ...ted A7M or lower include the SDS Self Defense System SDS operated properly allows a the Q RPT TEST port to be left connected to a pressure up to 10 MPa 1 500 psi without damage to the Q RPT Do NOT att...

Page 21: ...the RPM4 that will require non warranty service 2 3 6 THE VENT OR ATM PORT RPM4 Q RPT modules of A7M and lower have a VENT port The VENT port is connected to the TEST port when SDS is CLOSED see Sect...

Page 22: ...tructions on turning SDS full time off if desired 2 3 10 PARALLEL MEASUREMENT MODE If your RPM4 has two Q RPTs of the same type Axxx Gxxx BGxxx it supports parallel measurement mode in which both RPTs...

Page 23: ...in measurement tolerances see Section 1 2 2 1 Repeat this process for both Axxx absolute Q RPTs if there are two in the RPM4 If a Q RPT does not agree within tolerance it may need to be AutoZeroed see...

Page 24: ...OPERATION AND MAINTENANCE MANUAL 2004 2007 DH Instruments a Fluke Company Page 14 2 5 SHORT TERM STORAGE The following is recommended for short term storage of RPM4 Vent the RPM4 test port Switch powe...

Page 25: ...ion on remote communication 3 1 1 MAIN RUN SCREEN The RPM4 MAIN RUN screen is its home display that is reached on power up and from which other functions and menus are accessed It is the very top leve...

Page 26: ...ive Q RPT in the RPM4 Hi Hi Q RPT Lo Lo Q RPT HL Hi and Lo Q RPTs together in parallel measurement mode Hd Hi and Lo Q RPTs together in differential measurement mode 3 2 3 7 nn nn Sequence progress in...

Page 27: ...hat are not generally used as a part of day to day operation see Section 3 5 These keys enter numerical values when editing Figure 4 Keypad Layout Pressing the ENT key generally causes execution or fo...

Page 28: ...er limit exceeded Intermittent one second beeps see Section 3 4 4 Pmax overpressure limit exceeded Eight second high frequency beep see Section 3 4 4 1 Parallel measurement mode possible disconnection...

Page 29: ...s in the vented condition This assures the continuous updating of the Poffset G value corresponding to atmospheric pressure Gauge pressure is the measured absolute pressure Pu minus the atmospheric of...

Page 30: ...toRange see Section 3 3 4 Ranges created using are AutoRange temporary but may be saved with all their settings for reactivation see Section 3 4 1 AN RPM4 range is identified by a range screen showing...

Page 31: ...tended to improve measurement reliability and reduce measurement uncertainty by using the measurements of two Q RPTs together In parallel measurement mode the measured pressure is the average of the r...

Page 32: ...surement mode Active mode may be changed see Section 3 3 3 Lo Vent Setting may be changed see Section 3 5 7 4 Communications For a PPC3 to be able to identify and communicate with an RPM4 the RPM4 s C...

Page 33: ...12VDC output When the battery charger switch is in the OFF position the CHARGE indicator light goes off and 12VDC is supplied on the 12VDC connection To Use the Battery Charger Pack to Supply RPM4 Af...

Page 34: ...se SDS is closed on the Lo Q RPT to protect it from overpressure When used in this manner SDS should be CLOSED prior to applying pressure Automatic SDS closing in response to overpressure should only...

Page 35: ...e of units available in this menu can be customized Run the AutoZ function to AutoZero the active Q RPT and measurement mode Select the pressure measurement mode for the active range absolute gauge ne...

Page 36: ...e MAIN RUN screen without making a range change Range full scale limits are given in the pressure unit that is currently active for that range Pressing from the MAIN RUN screen provides a shortcut to...

Page 37: ...upper limit indications are in kPa if the unit is meters m and psi if the unit is feet ft See Section 7 2 1 for tables of the conversion factors used by RPM4 If the pressure unit selected is inWa inch...

Page 38: ...fsets using an on board barometer see Section 3 2 2 Access to absolute and negative gauge operation can be turned OFF see Section 5 2 5 In RPM4s with two Axxx Q RPTs differential measurement mode is s...

Page 39: ...3 1 DIFFERENTIAL MEASUREMENT MODE OPERATION Differential mode operation is only available on the Hi Q RPT default DF range in RPM4s that are equipped with two Q RPTs Hi and Lo of the same type Axxx G...

Page 40: ...e pressure see Section 3 3 9 3 Switch to a mode other than differential for AutoZ functions of an individual Q RPT Leak Check function The leak check function uses the differential mode measurement se...

Page 41: ...um Operator specified during AutoRange None AutoRange span Basis of span based setting calculations Absolute mode Zero absolute to AutoRange full scale Gauge mode Zero gauge to AutoRange full scale Ne...

Page 42: ...on that this is a screen of the proposed AutoRange range 2 Designator and position of the Q RPT that AutoRange has selected to cover the AutoRange full scale and measurement mode 3 Pressure unit of me...

Page 43: ...e pressure to the desired leak check pressure Changing the pressure in a test system causes adiabatic temperature changes in the pressurized medium that need to have dissipated before a valid leak mea...

Page 44: ...nge in which the leak check was run 3 3 6 DISPLAY PURPOSE To select from a variety of choices the information that is displayed on the second line of the RPM4 display PRINCIPLE RPM4 supports a variety...

Page 45: ...pressure measured by the RPM4 active range without additional information is desired OPERATION To set the DISPLAY function press DISPLAY from the main run screen The display is 1avg 2rate 3dev 4RPT 5...

Page 46: ...display is 1 Edit field for averaging period in seconds Default is 20 Minimum 1 maximum 999 Averaging Period 20 s Edit the averaging time period if desired Pressing ENT returns to the main run screen...

Page 47: ...ke a new DISPLAY choice see Section 3 3 6 3 3 6 2 Rate PURPOSE To activate the Rate DISPLAY See Section 3 3 6 DISPLAY Principle The AutoTest function see Section 3 3 10 to AutoRange RPM4 based on DUT...

Page 48: ...Deviation DISPLAY active using the entered target value The target value is the value from which deviations D are measured by the Deviation DISPLAY following D current pressure target pressure With th...

Page 49: ...e measurement mode the Hi Q RPT is always the active Q RPT To activate the RPT DISPLAY press DISPLAY 4RPT Operation returns to the MAIN RUN screen with the inactive Q RPT displayed on the display s bo...

Page 50: ...other than RPT press DISPLAY and make a new DISPLAY choice see Section 3 3 6 3 3 6 5 Hi Lo PURPOSE To activate the Hi Lo DISPLAY See Section 3 3 6 Principle OPERATION To activate the Hi Lo DISPLAY pre...

Page 51: ...SPLAY is first activated 99 135 psi a zHi F 99 2133 Pressing ENT causes the current pressure measured by the active RPM4 Q RPT to be captured and displayed If the pressure measurement unit mode or ran...

Page 52: ...a different height In this case it is useful to make a head correction to the pressure measured by the RPM4 in order to predict the pressure actually applied at a different height RPM4 can accurately...

Page 53: ...e as Q RPTs and ranges are changed Edits made to the head settings are independent of active range or Q RPT When a head correction is being applied it is indicated by h in the top line of the MAIN RUN...

Page 54: ...should NOT be considered a fail safe overpressure protection system SDS cannot guarantee that overpressure damage will NOT occur SDS closing automatically may protect an RPT in case of accidental ove...

Page 55: ...ure applied to the TEST port does NOT exceed the maximum acceptable value for the Q RPT Select 1no to return to the main run screen without OPENING SDS select 2yes to OPEN SDS and return to the main r...

Page 56: ...e of the Lo Q RPT always absolute on an Axxx Q RPT and gauge on a Gxxx Q RPT 2 Position designator of active Q RPT HL in parallel mode Hd in differential mode Pmax 350 kPa a HL Open Hi Lo 1no 2yes Che...

Page 57: ...e as the measurement mode see Section 3 3 3 and press AutoZ from the main run screen If the Q RPT is a Gxxx or BGxxx type the display is Preparing to AutoZ for five seconds to allow time for the bypas...

Page 58: ...ce of Pstd 0 reference to which to AutoZ AutoZ Hi abs by 1Entry 2COM2 3Lo RPT Selecting 1Entry allows the value of Pstd 0 to be entered from the front panel keypad Selecting 2COM2 allows the value of...

Page 59: ...rrection pressure unit of measure and measurement mode of the active Q RPT 2 Active Q RPT position designator 3 Entry field for the value of Pstd 0 in the current pressure unit of measure 96 7755 kPa...

Page 60: ...hen running AutoZ by COM2 it times out after 6 seconds and displays RPM NOT detected The value of Poffset is always displayed and entered in Pascal Pa Run AutoZ by Lo RPT AutoZ by Lo RPT is available...

Page 61: ...ning differential AutoZ is displayed briefly before returning to the main run screen Before running AutoZ in differential mode set the line pressure at which the differential measurements will be made...

Page 62: ...r and lower pressure limit alarms see Section 3 4 4 5ATest View data files resulting from running QDUT AutoTests See Section 3 4 5 3 4 1 1RANGE PURPOSE Save AutoRange ranges and associated settings fo...

Page 63: ...nator and position of the Q RPT used by the range to be deleted 3 Pressure unit of measure of the range to be deleted 4 Full scale pressure of the range to be deleted in gauge mode and absolute mode i...

Page 64: ...titude units at 1 m in meters and 1 ft in feet The maximum resolution setting is limited in AutoRange ranges that are less than 10 of the Q RPT default full scale 3 4 3 3STAB PURPOSE To view and or ad...

Page 65: ...be exceeded Second UL can be set by the user to a value other than the default value to provide an alarm that a specific pressure limit has been exceeded This feature is often used to help protect an...

Page 66: ...the MAIN RUN screen with the new upper and or lower limit active Press ESC to return to the MAIN RUN screen with no change to the limits When the upper or lower limit has been exceeded the display of...

Page 67: ...mmonly used or not normally used in regular operation OPERATION Press SPECIAL from the MAIN RUN screen to access the SPECIAL menu The display is 1AutoZ 2remote 3head 4SDS 5prefs 6Punit 7intern 8cal 9r...

Page 68: ...icated by the AutoZ reference the device that is acting as the reference relative to which to offset the RPM4 Q RPT For Axxx absolute Q RPTs in absolute measurement mode the pressure at which AutoZ is...

Page 69: ...ieved by subtracting the value of atmospheric pressure from the Q RPT s absolute reading using AutoZ and by dynamically compensating for changes in atmospheric pressure between opportunities for AutoZ...

Page 70: ...Pstd 0 is the pressure indicated by the Lo Q RPT at the time of AutoZ When using an RPM4 with two Q RPTs in differential measurement mode with AutoZ ON differential pressure is calculated as Pdifferen...

Page 71: ...to run AutoZ in absolute measurement mode is a gas operated piston gauge such as a DHI PG7601 applying atmospheric pressure to the RPM4 test port The best day to day reference is a properly calibrate...

Page 72: ...viewed 3 Edit field for value of Poffset Poffset Abs Hi 8 4 Pa Edit Poffset as desired and press ENT to activate the new value Press ESC to abandon changes The value of Poffset is always displayed and...

Page 73: ...inate a received command but responds with both and ASCII 13 carriage return and an ASCII 10 line feed There are no other options 3 5 2 2 3IEEE 488 The IEEE 488 port s primary address can be set from...

Page 74: ...The RS232 test has PASSED If a test fails Execution is suspended until ENT is pressed The RPM4 RS232 test can fail for three reasons 1 The RS232 cable being used is incorrect Section 4 2 1 1 4 2 1 3...

Page 75: ...This function is often used to open SDS on the inactive Q RPT in PRM4s with dual Q RPTs Setting the SDS function to full time OFF eliminates the SDS function completely until is set to full time ON a...

Page 76: ...ff If 2off is selected and SDS for the Q RPT is not already open the SDS opening screen with indication of the maximum pressure of the Q RPT is displayed This is the same screen used when opening SDS...

Page 77: ...et the time to zero to eliminate the SCREEN SAVER function 3 5 5 2 2SOUND PURPOSE To adjust or suppress the RPM4 valid key press sound PRINCIPLE RPM4 provides audible feedback by a brief beep when a v...

Page 78: ...ctivate it and move to the next character field When a character is selected the cursor moves to the next character To leave a blank character press ENT with the field for that character blank Use thi...

Page 79: ...y is designed to protect specific metrological information in the system and to assure that the RPM4 is operated using consistent operational parameters High High security is designed to protect all o...

Page 80: ...Z 1on 1off SPECIAL 1AutoZ 3edit SPECIAL 2remote SPECIAL 2remote make changes SPECIAL 3head SPECIAL 4SDS SPECIAL 5pref 1ScrSvr SPECIAL 5pref 2sound SPECIAL 5pref 3time SPECIAL 5pref 3time make changes...

Page 81: ...0 is entered the password is made inactive and the user will not be required to enter a password to access the user level menu This condition with a security level of 2low is the factory default If t...

Page 82: ...to 6 of the UNIT function key menu is to be changed Set up unit 6 Enter the number of the unit position that you would like to change The display becomes Unit 6 1SI 2other 3altitude 4user Select the...

Page 83: ...To view the value of atmospheric pressure as measured by the RPM4 on board barometer There is no on board barometer in RPM4s that have G100K or G200K Q RPTs only PRINCIPLE RPM4 s that include an Axxx...

Page 84: ...important than obtaining maximum precision on individual readings The RPM4 read rate function automatically adjusts pressure measurement integration time depending on the rate of change of pressure Wh...

Page 85: ...functions such as UNIT MODE and DISPLAY When parallel measurement mode is set up the resulting HL Q RPT can be a third Q RPT in addition to the Hi and Lo RPTs It is also possible to make the HL Q RPT...

Page 86: ...n SDS is closed see Section 3 2 7 However it may be desirable to open the TEST port to atmosphere while measuring pressure and or without closing SDS For example this may be necessary to assure that t...

Page 87: ...e PPC3 Operation and Maintenance Manual 3 5 7 5 5LOG PURPOSE To view and or clear the RPM4 event log PRINCIPLE RPM4 records to a log each time one of the following events occurs Pmax of an internal RP...

Page 88: ...e transducers Q RPTs Reset functions should only be used by qualified personnel with knowledge of reset consequences Reset functions should never be used experimentally OPERATION To access the RESET m...

Page 89: ...m tone valid key press sound 3 5 5 2 Lo Vnt Automatic 3 5 7 4 ReadRate Automatic 3 5 7 2 3 5 9 2 2 UNITS PURPOSE Sets the six pressure units available under the UNIT function to the SI or US default s...

Page 90: ...e amounts of user defined information including critical calibration data Combines all resets in one global reset command that clears the entire user section of non volatile memory except the ID funct...

Page 91: ...peration was sent to the unit 4 2 1 RS232 INTERFACE 4 2 1 1 COM1 The RPM4 COM1 RS232 interface is located on the back of the unit It is a 9 pin male DB 9F connector configured as a DCE device Data is...

Page 92: ...out of the RPM4 using pin 3 and is received on pin 2 This allows a normal pin to pin DB 9M to DB 9F RS232 cable to be used to connect to a DCE device Handshaking is not required or supported Table 15...

Page 93: ...red to as the program message header The two types are COMMAND type and QUERY type commands 4 3 2 1 USING COMMAND TYPE COMMANDS Enhanced format commands DO NOT reply when using the IEEE 488 interface...

Page 94: ...Wait for reply UNIT KPA or UNIT KPA Generates a reply User must wait for reply before continuing MMODE A or MMODE A Generates a reply User must wait for reply before continuing PR or PR Generates a re...

Page 95: ...format LLn Read or set the lower limit for the current range negative gauge and differential modes only LOCAL Return control to the RPM4 front panel MEM Read the power up memory test status MMODEn Rea...

Page 96: ...per command argument s ERR 8 External device time out error ERR 9 Unknown command ERR 10 Missing or invalid command suffix ERR 11 Command missing argument ERR 12 System overpressured or overpressure m...

Page 97: ...fix of 1 for Hi Q RPT access Suffix of 2 for Lo Q RPT access Suffix of 3 for HL Q RPT access If an optional suffix is allowed but not given then the Active Q RPT will be addressed The Active Q RPT is...

Page 98: ...that is terminated with a carriage return Line feeds are discarded This will discontinue when the next query is sent to the RPM4 There is no other reply from this program message Prior to using this...

Page 99: ...This Q RPT specified must be valid for the maximum pressure and measurement mode specified The reply indicates the current range data including the Q RPTLabel used for the range If inWa is specified f...

Page 100: ...t mode you must be in that mode Example enhanced Cmd sent Query reply AUTOZERO 0 0 No reply if GPIB 488 Example classic Sent Query reply AUTOZERO 0 AUTOZERO 0 Errors ERR 7 ERR 10 The argument was othe...

Page 101: ...e COM1 port configuration of the RPM4 is changed the program message reply COM1 use only is sent at the old COM1 settings but all subsequent communications are accomplished at the new COM1 settings A...

Page 102: ...e DATE Classic DATE date DATE Arguments date The date in the numerical only format YYYYMMDD Remarks The RPM4 has an internal real time calendar clock The span of acceptable dates ranges from 19800101...

Page 103: ...or cm gas The fluid type This must be N2 Air He Oil H2O or User Remarks The RPM4 can make a fluid head correction to allow it to display the pressure at a level other than the reference level of the...

Page 104: ...tial 3 Specify the HL Q RPT if the HL Q RPT is active Arguments limit The lower pressure limit for the current pressure range in the specified Q RPT s current unit of measure unit and measurement mode...

Page 105: ...not active and measurement mode is not differential 3 Specify the HL Q RPT if the HL Q RPT is active Arguments Mode A Absolute mode G Gauge mode N Negative gauge mode D Differential mode available on...

Page 106: ...proper program message argument s See Also L2 L3 4 3 3 5 2 3 NVENTn Purpose Read or set the status of low negative vent valve Gxxx or BGxxx Q RPT only Command Query NVENTn mode NVENTn Classic NVENTn m...

Page 107: ...o reply if GPIB 488 Example enhanced Cmd sent Query reply PCAL 2 1 1 000021 20011201 2 10 Pa 1 000021 20011201 Example enhanced Cmd sent Query reply PCAL HI 2 1 1 000021 20011201 PPC3 style is OK 2 10...

Page 108: ...Reply PRR R 2306 265 kPaa 0 011 kPa s 97 000 kPa a See Also PR QPRR SR 3 1 1 3 2 1 3 5 7 1 QPRR Purpose Read the last Q RPT pressure measurement pressure rate and on board barometer output immediatel...

Page 109: ...ge 2 2 psi g IL Example classic Sent Reply RANGE IH select internal Hi Q RPT in it s full default range 1000 psi a IH Example classic Sent Reply RANGE request current range 220 psi a IL Errors ERR 6 E...

Page 110: ...00 Example classic Sent Reply READRATE 1000 1000 Errors ERR 6 ERR 10 The period argument is out of range The suffix n is invalid See Also PR PRR SR 3 5 7 2 READYCKn Purpose Read or set the Ready check...

Page 111: ...Q RPT if the Hi and Lo Q RPTs are OFF 2 Specify the Lo Q RPT 3 Specify the HL Q RPT if the HL Q RPT is active Arguments res The pressure display resolution in span of the specified Q RPT range 0 0001...

Page 112: ...Cmd sent Query reply RPT2 Get information on the Lo Q RPT A350K IL 82345 35 50 A Example classic Cmd sent Query reply RPT3 Get information on the HL Q RPT A7M HL 82345 1000 1000 A Errors ERR 4 ERR 10...

Page 113: ...use of the SDS full time ON OFF function from the RPM4 front panel Command Query SDSAUTOn on SDSAUTOn Classic SDSAUTOn on SDSAUTOn Default SDSAUTOn 1 n The active Q RPT is assumed if no suffix is giv...

Page 114: ...shed OL The pressure of one of the active Q RPTs has exceeded the user defined upper or lower limits OP The pressure of one of the Q RPTs has exceeded the Q RPT s maximum limits ER An internal device...

Page 115: ...ock Command Query TIME hh mmXX TIME Classic TIME hh mmXX TIME Arguments hh mm XX The time in a 12 hour format using a colon delimiter am or pm Example enhanced Cmd sent Query reply TIME 12 52PM 12 52p...

Page 116: ...umed if no suffix is given 1 Specify the Hi Q RPT if the Hi and Lo Q RPTs are NOT OFF and the HL Q RPT is not active Specify the HL Q RPT if the Hi and Lo Q RPTs are OFF 2 Specify the Lo Q RPT if the...

Page 117: ...onding to InWa at 4 C 20 C or 60 F If this second argument is not given when the unit is InWa then the reference temperature is assumed to be 20 C This can also be added directly onto the end of the U...

Page 118: ...ply ZOFFSET 97293 1 3 02 0 97293 10 3 02 0 00 Errors ERR 6 One of the arguments is out of range See Also 3 5 1 4 5 STATUS REPORTING SYSTEM The RPM4 status reporting system is used to track and report...

Page 119: ...you set this register to 20 14 hex an SRQ will occur if the MAV or the ERROR bit are set The description of these bits are given as OPER N A Bit 7 128 RQS Requested Service Bit 6 64 Indicates that the...

Page 120: ...ng the ESC key CMD Command Error Bit 5 32 Indicates that a remote command error has occurred A command error is typically a syntax error in the use of a correct program message EXE Execution Error Bit...

Page 121: ...ansition from Ready to Not Ready as defined by the stability settings see Section 3 2 1 RDY HI Hi Q RPT pressure Ready Bit 0 1 Indicates that the Hi Q RPT is Ready as defined by the stability settings...

Page 122: ...n decimal numeric form Example enhanced Sent Reply ESR 20 the QYE and EXE bits are set IDN Purpose Identify the RPM4 version range and serial number Query IDN Remarks The identification reply is made...

Page 123: ...ry stores the user settings units resolution and retains them when the unit if OFF On power up this memory is checked If this memory is corrupted all user settings are reset to default as if the RST p...

Page 124: ...RPM4 OPERATION AND MAINTENANCE MANUAL 2004 2007 DH Instruments a Fluke Company Page 114 N NO OT TE ES S...

Page 125: ...horized service or repair during the warranty period is undertaken at the owner s risk and may cause damage that is not covered under warranty and or may void the warranty For warranty service contact...

Page 126: ...dimensionless Each Q RPT has its own unique PA and PM values The PA and PM values currently in use can be viewed and edited from the front panel in the CAL function see Section 5 2 7 PA and PM values...

Page 127: ...RPM4 measurement uncertainty may be degraded proportionally from published specifications If the Q RPT is Axxx absolute and will be used in the absolute and or negative gauge measurement modes the ref...

Page 128: ...2 4 for information on the recommended calibration point sequence for various Q RPT types and classes 5 2 3 SET UP AND PREPARATION To set up and prepare an RPM4 for calibration of a Q RPT Set the RPM...

Page 129: ...onds before taking data at each point is recommended Section 5 2 4 1 gives calibration point sequences for Standard Class Q RPTs and Section 5 2 4 2 gives calibration point sequences for Premium Q RPT...

Page 130: ...ss BA100K Q RPT CALIBRATION SEGMENT POINT NO POINT OF SPAN 1 1 0 2 25 3 50 4 75 Ascending 5 100 6 75 7 50 8 25 Descending 9 0 1 The BA100K span is 70 to 110 kPa absolute 5 2 4 2 PREMIUM CLASS Q RPTS S...

Page 131: ...e with a gauge pressure standard Axxx absolute Q RPTs calibrated in gauge measurement mode should be used in gauge mode only see Section 5 2 5 Table 26 Calibration Point Sequence Premium Class BGxxx Q...

Page 132: ...efficients are edited To access the Q RPT calibration editing area press SPECIAL 8cal and select the desired Q RPT Then select 1edit to make changes ENT through the calibration information screens Aft...

Page 133: ...rmation fields The 2edit function displays the fields and allows them to be edited The display is 1 Date of last calibration in YYYYMMDD format 2 Position designator of the Q RPT being viewed 3 Curren...

Page 134: ...the Hi and Lo Q RPT need to be determined and set individually Therefore data to be used in determining calibration coefficients cannot be taken in parallel mode see Section 3 5 7 3 OPERATION The typi...

Page 135: ...s is an Axxx Q RPT and the calibration was performed in gauge mode turn absolute and negative gauge modes OFF to avoid their being used after the calibration Calculate as left data for the calibration...

Page 136: ...WARE A FLASH loading utility and the latest RPM4 software are available for download at no charge If you do not have access to the web or have difficulty downloading or loading software contact your D...

Page 137: ...er if present 5 Lo Q RPT module if present A7M style shown 6 Hi Q RPT module A7M style shown 7 Display Figure 7 Internal View 5 5 1 MINI MICRO BOARD The micro board supports a Motorola 68302 micro con...

Page 138: ...assembly The module includes a Q RPT brackets to hold the transducer interconnecting tubing a manifold with TEST TEST A70M and lower only and VENT ATM on A100M and higher ports and SDS Self Defense Sy...

Page 139: ...MODULE PNEUMATIC SCHEMATICS Axxx Q RPT A10M No SDS Axxx Q RPT A10M VALVE STATE CONDITION A B SDS Open O C SDS Closed C O Power off C O Gxxx or BGxxx Q RPT VALVE STATE CONDITION A B C SDS Open O C C SD...

Page 140: ...single Q RPT modules in Figure 8 with the following exceptions If both modules use the barometer the barometer is connected to teed to both module barometer connection points An exception is the combi...

Page 141: ...m a host computer Send local command from host computer or cycle RPM4 power 4 4 4 4 Measured pressure display or other displays have too much not enough resolution Resolution setting needs to be chang...

Page 142: ...ent is desired check that the Hi and Lo Q RPTs are connected to the same pressure Ignore if having the two Q RPTs on two different pressures is intentional 3 5 7 3 A Ready green Ready Not Ready indica...

Page 143: ...two Q RPTs Parallel measurement mode has been activated Operation is normal Turn off parallel measurement mode if desired 3 5 7 3 NOT reading pressure applied to the test port and SDS CLOSED is flashi...

Page 144: ...RPM4 OPERATION AND MAINTENANCE MANUAL 2004 2007 DH Instruments a Fluke Company Page 134 N NO OT TE ES S...

Page 145: ...switch is OPEN When RPM4 detects a CLOSED condition held for 300 ms it is interpreted as equivalent to a press of the ENT key Any switch may be used to accomplish the remote ENTER function The switch...

Page 146: ...C inch of water 4 014649 E 03 inWa 20 C inch of water 4 021732 E 03 inWa 60 F inch of water 4 018429 E 03 inHg 0 C inch of mercury 2 953 E 04 kcm 2 kilogram force per centimeter square 1 019716 E 05 m...

Page 147: ...ndirect damage includes but is not limited to loss of production profits revenue or goodwill even if DH Instruments has been advised of the possibility thereof and regardless of whether such products...

Page 148: ...RPM4 OPERATION AND MAINTENANCE MANUAL 2004 2007 DH Instruments a Fluke Company Page 138 N NO OT TE ES S...

Page 149: ...ximum pressure of a measurement range Limits and specifications are often expressed as FS Also see span Gxxx A type of Q RPT that is intrinsically gauge but only measures pressure greater than atmosph...

Page 150: ...ured by RPM4 s active Q RPT is stable within the stability limit Leading character of the second line when the inactive Q RPT is displayed on the second line in RPT DISPLAY mode RPT2x Parallel measure...

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