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RPM4

Reference Pressure Monitor

Operation and Maintenance Manual

PN 3152261
November 2012

All product names are trademarks of their respective companies.

Содержание RPM4

Страница 1: ...Monitor Operation and Maintenance Manual PN 3152261 November 2012 2012 Fluke Corporation All rights reserved Specifications are subject to change without notice All product names are trademarks of the...

Страница 2: ...s and gases can be released unexpectedly and with extreme force High pressure systems should be assembled and operated only by personnel who have been instructed in proper safety practices This instru...

Страница 3: ...ECTION 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 TEST PORTS 10 2 3 6 T...

Страница 4: ...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 RUN AUTOTEST 51 3 4 S...

Страница 5: ...ERS 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 LOWER 117 5 2 2 2 OIL O...

Страница 6: ...RPM4 OPERATION AND MAINTENANCE MANUAL 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 9 GLOSSARY 139...

Страница 7: ...OM1 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 Register 108 Table 19 8...

Страница 8: ...isplay 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 schematics of RPM4 with Singl...

Страница 9: ...l 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 troubleshooting guide Use it to...

Страница 10: ...RPM4 OPERATION AND MAINTENANCE MANUAL Page VIII N NO OT TE ES S...

Страница 11: ...ure 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 standard RS232 or IEEE...

Страница 12: ...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 Maximum Pressure Wit...

Страница 13: ...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 3 000 3 000 A14M1 14 0...

Страница 14: ...deviation of the Q RPT indication from the true value of applied pressure including precision predicted one year stability limit temperature effect and calibration uncertainty combined and expanded k...

Страница 15: ...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 Hydride Battery Voltage...

Страница 16: ...RPM4 OPERATION AND MAINTENANCE MANUAL Page VI N NO OT TE ES S...

Страница 17: ...ING 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 RPM4 Reference Pressure...

Страница 18: ...ack 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 protective plastic sh...

Страница 19: ...M 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 Connect the supplie...

Страница 20: ...lude 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 attempt to use SDS in t...

Страница 21: ...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 Section 5 6 Figure 8 For...

Страница 22: ...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 are used simultaneo...

Страница 23: ...ances 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 Section 3 3 9 calib...

Страница 24: ...RPM4 OPERATION AND MAINTENANCE MANUAL Page 14 2 5 SHORT TERM STORAGE The following is recommended for short term storage of RPM4 Vent the RPM4 test port Switch power OFF...

Страница 25: ...ication 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 level of all menu struct...

Страница 26: ...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 indicator Indicates pro...

Страница 27: ...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 forward movement in the...

Страница 28: ...requency beep see Section 3 4 4 1 Parallel measurement mode possible disconnection of the Hi and Lo Q RPTs Rapid beeps for 8 seconds 3 2 4 AutoTest in out of tolerance reading Ascending triad descendi...

Страница 29: ...of Poffset G for example when running an extended test without venting RPM4 uses dynamic compensation for atmospheric pressure to correct for changes in atmospheric pressure between opportunities to...

Страница 30: ...range its current unit of measure and its full scale pressure in gauge and absolute if available measurement modes The range screen is 1 Q RPT designator 2 Type of range DF for the Q RPT s default ran...

Страница 31: ...asurement 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 readings of the two Q...

Страница 32: ...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 COM1 port must be set...

Страница 33: ...he 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 After charging the bat...

Страница 34: ...he 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 be used in an emergen...

Страница 35: ...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 negative gauge differen...

Страница 36: ...hout 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 a momentary view of t...

Страница 37: ...ons 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 inches of water the refe...

Страница 38: ...rd 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 supported on the Hi Q...

Страница 39: ...ASUREMENT 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 Gxxx BGxxx To activat...

Страница 40: ...n 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 see Section 3 3 5 Head...

Страница 41: ...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 Negative gauge mode Min...

Страница 42: ...een 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 measure specified in Au...

Страница 43: ...sired 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 measurement can be made...

Страница 44: ...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 of advanced pressure...

Страница 45: ...y 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 5HiLo 6freeze 7clean...

Страница 46: ...ld 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 with the Average DISP...

Страница 47: ...ce 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 characteristics and r...

Страница 48: ...tive 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 the Deviation DISPLAY...

Страница 49: ...he 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 bottom line The range...

Страница 50: ...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 press DISPLAY 5Hi Lo Pre...

Страница 51: ...ated 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 range is changed while...

Страница 52: ...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 determine head pres...

Страница 53: ...es 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 screen see Section...

Страница 54: ...dered 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 overpressure but conven...

Страница 55: ...ST 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 run screen with SDS OP...

Страница 56: ...ays 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 Check that the pressure...

Страница 57: ...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 bypass valve between the T...

Страница 58: ...e 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 Pstd 0 to be read aut...

Страница 59: ...t 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 a Hi Pstd 0 0 00000 E...

Страница 60: ...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 only if the active Q...

Страница 61: ...oZ 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 and assure that a co...

Страница 62: ...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 for recall Delete prev...

Страница 63: ...f 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 if available and A700...

Страница 64: ...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 adjust the stability t...

Страница 65: ...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 external device or...

Страница 66: ...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 current pressure fla...

Страница 67: ...ormally 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 9reset Some screens su...

Страница 68: ...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 performed is normal...

Страница 69: ...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 to execute see Secti...

Страница 70: ...e 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 Pdifferential PHi PLo Poffset...

Страница 71: ...olute 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 calibrated DHI RPM4 with a BA...

Страница 72: ...or 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 entered in Pascal Pa...

Страница 73: ...and 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 1 to 31 in this scree...

Страница 74: ...ASSED 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 for information on th...

Страница 75: ...en 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 again 3 5 4 1 1TEMP OP...

Страница 76: ...ed 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 using the SDS key se...

Страница 77: ...o 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 valid key press is mad...

Страница 78: ...o 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 this for the trailing ch...

Страница 79: ...tect 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 operating parameters...

Страница 80: ...utoZ 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 SPECIAL 5pref 4ID 2ed...

Страница 81: ...ssword 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 there is an active pa...

Страница 82: ...nction 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 desired pressure uni...

Страница 83: ...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 absolute and or BGxx...

Страница 84: ...ing maximum precision on individual readings The RPM4 read rate function automatically adjusts pressure measurement integration time depending on the rate of change of pressure When pressure is changi...

Страница 85: ...T 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 the sole Q RPT suppre...

Страница 86: ...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 the pressure on the l...

Страница 87: ...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 RPM4 Q RPT or utility...

Страница 88: ...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 menu press SPECIAL 9re...

Страница 89: ...ss 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 selections depending...

Страница 90: ...ined 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 function see Section 3 5 5...

Страница 91: ...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 transmitted out of th...

Страница 92: ...g 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 COM2 DB 9F Pin Desig...

Страница 93: ...m 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 unless a is included...

Страница 94: ...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 reply User must wait f...

Страница 95: ...t 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 Read or change the activ...

Страница 96: ...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 may result ERR 13 Text...

Страница 97: ...T 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 the Q RPT that is cu...

Страница 98: ...ith 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 program message you m...

Страница 99: ...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 for the unit the tempe...

Страница 100: ...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 other than 0 or 1 The suf...

Страница 101: ...tion 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 250ms or longer delay...

Страница 102: ...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 to 20791231 The repl...

Страница 103: ...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 RPM4 Example enhanced...

Страница 104: ...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 Value is always a ne...

Страница 105: ...urement 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 only for the Hi Q RPT...

Страница 106: ...ge 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 mode NVENTn Default N...

Страница 107: ...xample 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 Pa 1 000021 20011201...

Страница 108: ...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 immediately Query QPRR Classic...

Страница 109: ...ple 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 ERR 29 Invalid Rng ar...

Страница 110: ...ent 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 flag Command Query...

Страница 111: ...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 to 1 FS Remarks The...

Страница 112: ...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 External device not...

Страница 113: ...time ON OFF function from the RPM4 front panel Command Query SDSAUTOn on SDSAUTOn Classic SDSAUTOn on SDSAUTOn Default SDSAUTOn 1 Optional Suffix n The active Q RPT is assumed if no suffix is given If...

Страница 114: ...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 failure has occurred...

Страница 115: ...ME 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 52pm No reply if GPIB 4...

Страница 116: ...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 HL Q RPT is not acti...

Страница 117: ...0 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 Unit argument if desired...

Страница 118: ...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 system status and er...

Страница 119: ...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 SRQ line of the IEEE...

Страница 120: ...ommand 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 4 16 Indicates if a...

Страница 121: ...o 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 see Section 3 2 1 4...

Страница 122: ...m 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 up of the manufacture...

Страница 123: ...ttings 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 program message was ex...

Страница 124: ...RPM4 OPERATION AND MAINTENANCE MANUAL Page 114 N NO OT TE ES S...

Страница 125: ...pair 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 a DHI Authorized Ser...

Страница 126: ...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 are automatically edi...

Страница 127: ...ertainty 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 reference must be able...

Страница 128: ...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 RPM4 on a stable surface...

Страница 129: ...ata 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 RPTs It is not required...

Страница 130: ...BRATION SEGMENT POINT NO POINT OF SPAN 1 Ascending 1 0 2 25 3 50 4 75 5 100 Descending 6 75 7 50 8 25 9 0 1 The BA100K span is 70 to 110 kPa absolute 5 2 4 2 PREMIUM CLASS Q RPTS See additional inform...

Страница 131: ...re 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 RPTs CALIBRATION SEG...

Страница 132: ...d 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 After viewing the value...

Страница 133: ...edit 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 Current value of absolute...

Страница 134: ...eed 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 typical procedure for cal...

Страница 135: ...nd 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 if desired followin...

Страница 136: ...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 DHI representative or...

Страница 137: ...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 controller EPROM EEPROM...

Страница 138: ...ncludes 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 System solenoid valves...

Страница 139: ...MATICS Axxx Q RPT A10M No SDS Axxx Q RPT A10M CONDITION VALVE STATE A B SDS Open O C SDS Closed C O Power off C O Gxxx or BGxxx Q RPT CONDITION VALVE STATE A B C SDS Open O C C SDS Closed C O O Power...

Страница 140: ...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 combination of an Axxx wit...

Страница 141: ...nd 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 changed Change resolution...

Страница 142: ...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 indicator indication is nev...

Страница 143: ...easurement 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 flashing over the pressure...

Страница 144: ...RPM4 OPERATION AND MAINTENANCE MANUAL Page 134 N NO OT TE ES S...

Страница 145: ...PM4 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 should be installed o...

Страница 146: ...649 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 mTorr milliTorr micron...

Страница 147: ...ailure was caused by neglect misuse contamination alteration accident or abnormal condition of operation or handling including overvoltage failures caused by use outside the product s specified rating...

Страница 148: ...RPM4 OPERATION AND MAINTENANCE MANUAL Page 138 N NO OT TE ES S...

Страница 149: ...s are often expressed as FS Also see span Gxxx A type of Q RPT that is intrinsically gauge but only measures pressure greater than atmosphere Gxxx Q RPTs support gauge measurement mode only Gauge Mode...

Страница 150: ...it Leading character of the second line when the inactive Q RPT is displayed on the second line in RPT DISPLAY mode RPT2x Parallel measurement mode in which both Q RPTs of an RPM4 with two Q RPTs are...

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