Fluke A20M-AF manual

© 2007 DH Instruments, a Fluke Company RPM4/HPMS A70M/A20M-AF™ Reference Pressure Monitor with High Pressure Mounting System Operation and Maintenance Manual NSN 6685-01-529-6990 RN (2 of 3)[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company High pressure liquids and ga ses are potentially hazard ous. Energy st ored in these liquids an d gases can be released unexpectedly and with extre me force. Hi gh pressure systems should be assembled and operated only by personnel wh o have been inst r[...]

TABLE OF CONTENTS Page I © 2007 DH Instruments, a Fluke Company T T A A B B L L E E O O F F C C O O N N T T E E N N T T S S TABLE OF CONTENTS ............................................................... I TABLES .................................................................................. V FIGURES..........................................[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page II 3.2 GENERAL OPERATIN G PRINCIPLES ................................................................................................. 18 3.2.1 PRESSURE READY/NOT RE ADY ..............................................................................[...]

TABLE OF CONTENTS Page III © 2007 DH Instruments, a Fluke Company 4. REMOTE O PERATION ....................................................... 73 4.1 OVERVIEW ....................................................................................................................... ..................... 73 4.2 INTERFACING .............................[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page IV 6. TROUBLESH OOTING ....................................................... 129 7. APPENDIX ...................................................................... 133 7.1 UNIT CON VERSION .........................................................[...]

TABLES & FIGURES Page V © 2007 DH Instruments, a Fluke Company T T A A B B L L E E S S Table 1. RPM4/HPMS A7 0M/A20M-AF Parts List .................................................................................... ... 6 Table 2. Settings and what they are specific to (range, measurement mode, Q-RPT, system) ................ 20 Table 3. Summa[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page VI F F I I G G U U R R E E S S Figure 1. Typical PGC-10 000-AF installation la yout ............................................................................ ........ 7 Figure 2. RPM4/H PMS front view ............................................[...]

ABOUT THIS MA NUAL Page VII © 2007 DH Instruments, a Fluke Company A A B B O O U U T T T T H H I I S S M M A A N N U U A A L L This manual is intended to provide the user wi th the basic informatio n necessary to operate an RPM4/HPMS A70M/A20M referen ce pressure moni tor with high pressure m ounting system. It also includes a great deal of additi[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page VIII N N O O T T E E S S[...]

1. INTRODUCTION Page 1 © 2007 DH Instruments, a Fluke Company 1 1 . . I I N N T T R R O O D D U U C C T T I I O O N N 1.1 PRODUCT OVER VIEW RPM4/HPMS A70M/A20M-AF is the combinatio n of an RPM4 A70M/A20M-AF referen ce pressure monitor and an HPMS High Pressure Mounting Syste m. RPM4 A70M/A20M-AF is a stand-al one, microprocessor driven, reference [...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 2 1.2 SPECIFICA TIONS 1.2.1 GENERAL SPECIFICATIONS Power Requirements: 85 to 264 VAC, 50/60 Hz, 25 VA max consumption and 12VDC, 1.2 A Operating Temperature R ange: 18 to 28 °C Storage Temperature Range: - 20 to 70 °C Weight: 11 kg (22 lb) approx[...]

1. INTRODUCTION Page 3 © 2007 DH Instruments, a Fluke Company 1.2.2 PRESSURE MEASUREMENT SPECIFICATIONS 1.2.2.1 QUARTZ REFERENCE PRESSURE TRANSDUCERS (Q-RPT) RPM4 A70M/A20M is configure d with tw o quartz reference pressure transducers (Q-RPT) mo dules to measu re pressur e. The Q-RPTs can mea sure absolute and ga uge pressure. Gauge pressure is d[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 4 N N O O T T E E S S[...]

2. INSTALLATION Page 5 © 2007 DH Instruments, a Fluke Company 2 2 . . I I N N S S T T A A L L L L A A T T I I O O N N 2.1 UNP ACKING AND INSPECTION RPM4/HPMS A70M/A20 M-AF is usually delivered as p art of an PGC-10000-AF sy stem which includes a GPC1-10000-AF gas pressu re contro ller and a GB-152-AF gas booster. 2.1.1 REMOVING FROM PACKAGING RPM4[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 6 2.1.2 INSPECTING CONTENTS Check that all items are present and have no visi ble damage. If damage is noted, report it to your Receiving Department for appropri a te action. A new RPM4/HPMS A70M/A20M-AF incl udes all items listed in Table 1. Table[...]

2. INSTALLATION Page 7 © 2007 DH Instruments, a Fluke Company Each of the three compon ents of the PGC-10000-A F system has its own Op eration and Maintenance Manual and individual setup and start u p instructions. Figure 1 shows the typical setup co nfiguration of a complete PGC-10000-AF system. Figure 1. Typical PGC-10000-AF installation layout [...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 8 2.4 SETUP 2.4.1 PREPARING FOR OPERATION To prepare RPM4 for check out and operation: Remove the plastic plug from the RPM4/HPMS rear panel TEST connection. Remove the protective plastic sheet from the front panel display. Familiarize yourself bri[...]

2. INSTALLATION Page 9 © 2007 DH Instruments, a Fluke Company 2.4.2.2 RPM4/ HPMS REAR VIEW Figure 3. RPM4/HPMS rear view 1. Foot switch (remote [ENT]) cable connector 2. TEST port (DH500 F)[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 10 2.4.2.3 RPM4/ HPMS SIDE VIEW 1. Lo Q-RPT shut off valve 2. RPM4/HPMS A70M/A20M Reference Pressure Monitor 3. Pressure relief valve (3 300 psi) 4. Foot switch (remote [ENT]) cable connector 5. TEST port (DH500 F) Figure 4. RPM4/HPMS side view 2.4[...]

2. INSTALLATION Page 11 © 2007 DH Instruments, a Fluke Company 2.4.3.2 RPM4 REAR PANEL 1. 12VDC Power Supply Connection 2. Accessories connector (to HPMS rear panel FOOTSWITCH and LEDs) 3. IEEE-488 Connector 4. COM2 Connector 5. COM1 Connector 6. Power Switch 7. Fuse 8. Electrical Power Connector (IEC-320-C13) 9. Fan 10. TEST(+) Pressure Port, Lo [...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 12 US E THE CORRECT PR ESSURE CONNEC TORS: The RPM4/HP MS TEST port fitti ng is a DH500 F (see Section 1.2.1). It is NOT a 1/8 in. NPT F. Never use a fitting other than the corresponding male fitting in these connectors. Damage to the connector s a[...]

2. INSTALLATION Page 13 © 2007 DH Instruments, a Fluke Company 2.5 POWER-UP AND VERIFICA TION 2.5.1 SWITCH POWER ON A ct ua te th e p ow er sw i t ch on th e R P M 4 r ea r p a n e l. Obse rve the front panel display as RPM4 initializes, error checks an d goes to the MAIN RUN screen (se e Section 3.1.1). If the RPM4 fails to reach the main run scr[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 14 It is normal for RPM4 to indicate a value other than zero when vented when gauge mode is first entered or ranges are changed, es pecially if AutoZ is OFF, RPM4 has been OFF for some tim e or its location has change d. 2.6 SHORT TERM ST ORAGE The[...]

3. OPERATION Page 15 © 2007 DH Instruments, a Fluke Company 3 3 . . O O P P E E R R A A T T I I O O N N 3.1 USER INTERF ACE RPM4/HPMS is designed to offer the optimum balanc e between simple, straigh t forward operation and the availability of a wide variety of functions with a high level of operato r discretion if desired. The local operator inte[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 16 PRESSURE1UNITM hzRR DDISPLAYFUCNION nn/nn DISPLAY FIELD NA ME PURPOSE CONTENTS SECTION 1. PRE SSURE1 Measured pressure Displays pressure measured by the active Q-RPT Numerical pressure value and sign. 1.2.2.1, 3.3.1 2. UNIT Unit of measure Ident[...]

3. OPERATION Page 17 © 2007 DH Instruments, a Fluke Company 3.1.2 FUNCTION / DATA KEYPAD LAYOUT AND PROTOCOL The RPM4 has a functi on/data keypad for local ope rator access to di rect functions, function menus and for data entry. 1. The F unction/Data ke ys allow very commonly used functions to be accessed directly by a single keystroke when press[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 18 3.1.3 REMOTE [ENT] (ENTER) FOOTSWITCH Operating the footswitch is the equivalent of pressing [ENT] on the front panel. The remote ENTER feature can be particul arly convenient when running Au toTests (see Section 3.3.10) in which the operator’[...]

3. OPERATION Page 19 © 2007 DH Instruments, a Fluke Company 3.2.2 GAUGE MODE, DYNAMIC COMPENSATION FOR ATMOSPHERIC PRESSURE The RPM4 A70 M/A20M-A F Q-RPTs are intri nsically ab solute but they are also u sed for gauge measureme nt mode (see Section 3.3.3,  P RI NC I P L E ). Gauge measurement mode is achieved by subtracting the value of atmosph[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 20 The ranges available on th e RPM4 are accessed usi ng [RANGE] (see Section 3.3.1) and/or created using [AutoRange] (see Section 3.3.4). Most settings made in an RPM4 range, such as unit of measure, measurement mode, display resolution, and stabi[...]

3. OPERATION Page 21 © 2007 DH Instruments, a Fluke Company The Lo Q-RPT isolation v alve (3) isolates and protects the Lo Q-RPT from the TEST port when it is closed (kno b fully CCW) and opens th e Lo Q-RPT to the TEST po rt when it is open (knob fully CW). The Valve Position LEDs (2, 4) i ndicate the position in which the valve kno b should be s[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 22 1. RPM4 A70M/A20M-AF Referenc e Pressure Monitor 2. Lo Q-RPT shut-o ff valve position LED 3. Lo Q-RPT shut-o ff valve 4. Lo Q-RPT active valve position LED 5. Lo Q-RPT active caution LED Figure 9. RPM4/HPMS front view[...]

3. OPERATION Page 23 © 2007 DH Instruments, a Fluke Company 1. HPMS TEST port (DH500 F) 2. Connection to RPM4 Lo Q-RPT (A20M) (3 000 psi) 3. Lo Q-RPT pressure relief valve (3 300 psi) 4. Lo Q-RPT shut off valve 5. RPM4 A70M/A20M-AF Reference Pressure Monitor 6. Connection to RPM4 Hi Q- RPT (A70M) (10 000 psi) Figure 10. HPMS pneumatic schematic[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 24 3.2.6 DIRECT FUNCTION KEYS SUMMARY Table 3 provides a brief summary of R PM4 dire ct fu nction k ey o pera tion. It may be u sefu l to k e e p a c o p y o f t h i s s u m m a r y n e a r t h e R P M 4 / H P M S , e s pecially when first becomi n[...]

3. OPERATION Page 25 © 2007 DH Instruments, a Fluke Company Ranges created using A utoRange or AutoTest may be saved, with their settings, for reactivation (see Section 3.4.1). The [RANGE] function key allows the available RPM4 pressure ranges to be viewed and selected.  OPERATION Pressing the [RANGE] function key activates the range viewing an[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 26 3.3.2 [UNIT]  PURPOSE To select the unit of measure in which RPM4 displ ays pressure values. To select the measurem ent mode (absolute, gauge), use [MODE] (see Section 3. 3.3).  PRINCIPLE RPM4 allows the unit of measure in which pr essure [...]

3. OPERATION Page 27 © 2007 DH Instruments, a Fluke Company 3.3.3 [MODE]  PURPOSE To set the measurement mode (ab solute, gauge) for the active range. To select the unit of measure, use [UNIT] (see Section 3.3.2).  PRINCIPLE RPM4 A70M/A20M-AF supports simp le, one-step switching between two measurement modes: Absolute Measures pressure relat[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 28  PRINCIPLE RPM4 A70M/A20M-AF is designed to su pport the cali bration and te st of a very wide variety of test ranges in absolute and gauge me asurem ent modes. The AutoRange function simplifies the task of selecting the Q-RPT best suit ed to[...]

3. OPERATION Page 29 © 2007 DH Instruments, a Fluke Company  OPERATION To use the AutoRange function, press [AutoRa nge] and respond to the RPM4’ s prompts. Select AutoRange measurement mode: The screen is identical in appea rance and function to the [MODE] screen (see Section 3.3.3). Select pressure unit of measure: T he screen is identical [...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 30 The principle of the LEAK CHECK fun ction is the measurement of t he natural decrease or increase of pressure in a fixed volume over time. The LEAK CHECK function allows a leak check time to be set. The total pressure change and the ave rage rat[...]

3. OPERATION Page 31 © 2007 DH Instruments, a Fluke Company Leak check is range specific in the sense that a leak check is run using the active range. However, only one set of leak check resu lts is maintained in memory and each lea k test completed overwrites the memory. View leak check always shows the results of the last leak check run regardle[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 32  OPERATION To set the DISPLAY function press [DISPLAY] from the main run screen. The display is: 1avg 2rate 3dev 4RPT 5HiLo 6freeze 7clean The cursor is on the active DISPLAY function. Selecting a DISPLAY function returns to t he main run scr[...]

3. OPERATION Page 33 © 2007 DH Instruments, a Fluke Company The Average DISPLAY has a second screen that allows the instantaneous pressure readings to be viewed while an averaging cycle is running. The instantaneous Average scree n is: 1. Instantaneous pressure values at RPM4’s normal update rate. 2. Current rate of change of pressure in active [...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 34  OPERATION To activate the Rate DISPLAY press [DISPLAY] , <2R ate>. Pressing <2Rate> returns to the main run screen with the Rate DISPLA Y active. With the Rate DISPLAY active the main run screen is: 1. Curre nt rate of change of [...]

3. OPERATION Page 35 © 2007 DH Instruments, a Fluke Company With the Deviation DISPLAY active the main run screen is: 1. Deviation of current pressure fro m the target value. 2. Target value. 8998.2 psi a zH3 D -1.8 T9000.0 Pressing [ENT] from the main run screen when the Deviation DISPLAY is active goes directly to the Target editing screen. This[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 36 With the RPT DISPLAY active the main run screen is: 1. Active Q-RPT display. 2. Inactive Q-RPT display with Ready/Not Ready indicator on far left ( <*> indicates Ready ). 2010.66 psi a zHi *14.27 psi g zLo When the RPT display is active, e[...]

3. OPERATION Page 37 © 2007 DH Instruments, a Fluke Company 3.3.6.6 Freeze  PURPOSE To activate the Freeze DISPLAY. See Section 3.3.6,  Principle.  OPERATION To activate the Freeze DISPLAY press [DISPLAY] , <6F reeze> . Pressing <6Freeze> returns to the main run screen with the Freeze DISPLAY active. With the Freeze DISPLAY ac[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 38 3.3.7 [HEAD]  PURPOSE To cause a pre ssure fluid head corre ction to be added to o r subtracted fro m the pressure measured by the RPM4 referen ce pressure transd ucer in order to predict the pressu re at a height other than the RPM4/HPMS’s[...]

3. OPERATION Page 39 © 2007 DH Instruments, a Fluke Company When a head correction is being applied, it is indicated by <h> i n the fourth character from the right in the top line of the MAI N RUN screen (see Section 3.1.1). When the head correctio n is zero, the <h> is not shown. The default head height unit is inches an d the fluid s[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 40 Before running AutoZ in gauge mode, en sure that the pressure applied to the Q-RPT is truly zero gauge (atmospheric pre ssure). If running AutoZ in gauge mode results in a zero offset that RPM4 considers unusually l arge, <Confirm 0 gauge P!&[...]

3. OPERATION Page 41 © 2007 DH Instruments, a Fluke Company If running AutoZ results in a value of P offset that is greater than ± 0.005 % FS of th e span of the Q-RPT that is being Auto Zer oed, the Q-RPT a nd/or the reference used as the source of P std,0 may be out of tolerance or the Au toZ process may h ave been f aulty. Before ac tivating a[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 42 Run AutoZ by COM2 AutoZ by COM2 allows the value of P std,0 (see Secti on 3.5.1  Principl e) to be read automatically from a DHI RPMx connected to the RPM4 COM2 communications port. The RPMx is read and the new P offset is calculated automati[...]

3. OPERATION Page 43 © 2007 DH Instruments, a Fluke Company 3.3.10 [ENT] (RUN AUTOTEST)  PURPOSE To run the AutoTest function which ru ns a calibration test seque nce (Quick Test or File Te st). Run AutoTest is accesse d by pressing [ENT] from th e Rate or Clean DISPLAY mode (see Section 3.3.6). In other DISPLAY m odes, the function o f [ENT] i[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 44 • Stability test for Ready/Not Read y indication(see Section 3.2.1): The DUT tolerance divided by 10, or 2 ppm of Q-RPT span, whichever is greate r. • Upper limit (UL): The DUT full scale plus 5 %, o r the Q-RPT’s maximum UL, whichever i s[...]

3. OPERATION Page 45 © 2007 DH Instruments, a Fluke Company • < DUT tol erance :>: Enter the DUT measureme nt uncertainty, accu racy or precision sp ecificatio n as desired in ± % FS (percent of full scale). Thi s value wil l be used to determine appropriate RPM4 re solution and stabilit y t est setti ngs. • <Test increment:>: Ent[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 46 The display is: 0.0 psi g Lo E xercise DUT & [ENT] The top line is t he stand ard RPM4 run scre en indicating t he current measured pressure (see Se ction 3.1.1 ). Exercise th e DUT if desi red usi ng th e top line in dicati on of the meas u[...]

3. OPERATION Page 47 © 2007 DH Instruments, a Fluke Company 3.4 [SETUP]  PURPOSE [SETUP ] accesses a menu of func tions and feat ures commonly used in setting up an d using RPM4.  OPERATION To access the SETUP menu, press [SETUP] from t he MAIN RUN screen. The display is: 1range 2res 3stab 4UL 5ATest SETUP menu choices incl u de: <1range&[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 48 Press [ENT] to sav e the range or [ESC] to re turn to the MAIN RUN s cr e en w it h ou t saving the range. Default (<DF>) Q-RPT ranges cannot be saved. They are permanent. Duplicate AutoRange ranges cannot be sa ved. A duplic ate AutoRange[...]

3. OPERATION Page 49 © 2007 DH Instruments, a Fluke Company  OPERATION To access the resolution function, press [SETUP] , <2res> . The display is: Display resltn: Hi 0.0010 %FS < and > Use the cursor control keys to set th e desired level o f resolution. Press [ENT ] to return to the MAIN RUN screen with the new resolution setting a[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 50 3.4.4 <4UL> (UPPER LIMIT)  PURPOSE To set the upper press ure limit value for a pr essure range and measurement mode.  PRINCIPLE The UPPER LIMIT function provides the user with a settable press ure limit at which an alarm sounds. Whe[...]

3. OPERATION Page 51 © 2007 DH Instruments, a Fluke Company The over pressure fu nction causes the m easured pressure display to flash. T he overpressure fun ction also logs the time an d date of the overpr essure condition i n both user and factory logs to assist in incident diagnosis (see Section 3.5 .7.5). To recover from an overpressure condit[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 52 1. Full scale of the AutoTest with pressure unit of measure and measurement mode. 2. Number of test points executed/ total number of points in the AutoTest. 3. Date and time that the last point in the AutoTest was executed. 6000 psig 6/6 2005092[...]

3. OPERATION Page 53 © 2007 DH Instruments, a Fluke Company A File AutoTest definition file defines: • The identifying number of the File AutoTest definition file. • Pressure measurement mode (gauge or absolute). • Pressure unit of measure. • DUT full scale in pressure unit of measure and measurement mode. • DUT tolerance (% FS). • Num[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 54 Enter the tolerance in % of full scale (measurement uncertainty , precision or accuracy as desired) of the DUT to be calibrated using this File AutoTest. The value entered will be u sed along with the DUT ful l scale to determine RPM4 AutoRange [...]

3. OPERATION Page 55 © 2007 DH Instruments, a Fluke Company <7intern> Access internal functions in cluding on-board barometer viewing, read rate adjustment, i n c id e n t log viewing (see Section 3.5.7). <8cal> View and adjust RPM4 Q-RP T and barometer calib ration coefficient s (see Sections 3.5.8, 5 .2, 5.3). <9reset> Access R[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 56 being AutoZeroed. Giv en the high pres sure range of the RPM4 Q-RPTs, adequ ate uncertainty is easily available from a variety of digital b ar om ete rs or , f or th e H i Q -R PT , by t he Lo Q-RPT. In absolute measurement mode, with A utoZ ON [...]

3. OPERATION Page 57 © 2007 DH Instruments, a Fluke Company Recommendations for the Use of the AutoZ Func tion The AutoZ function provides a powerful and easy to use tool fo r improving the stability over time of RPM4 Q-RPTs and maximizing the re calibration interval by compen sating for zero drift between full recalibrations. The following simple[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 58 3.5.1.1 EDIT AUTOZ T h e e d i t A u t o Z f u n c t i o n s h o u l d b e u s e d o n l y w i t h g r e a t c a r e a s e n t e r i n g inappropriate values may result in out of tolerance measuremen ts. In normal operation, the value of the Aut[...]

3. OPERATION Page 59 © 2007 DH Instruments, a Fluke Company 3.5.2.1 <1COM1, 2COM2> The COMx ports can be set for specific communications settings. The settings are baud rate, parity, data bits and stop bits. The ava ilable option s are: Baud 300, 600, 1 200, 2 400, 4 800, 9 600, 19 200, 28 80 0, 38 400 Parity NONE, ODD or EVEN Length 7 or 8 [...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 60 The display prompts you to connect COM1 to COM2 usin g a standard pin-to-pin DB-9F to DB-9M RS232 cable (s ee Se ction 4.2.1.1, 4.2.1.3). Once the cab le has b een inst alled, press [ENT] to run the se lf-test. The te st is fi rst executed in th[...]

3. OPERATION Page 61 © 2007 DH Instruments, a Fluke Company To access the PREFS menu pre ss [SPECIAL] , <5prefs> . The display is: 1ScrSvr 2sound 3time 4ID 5level The PREFS menu includes: <1ScrSvr> View and change the screen saver activation time (see Section 3.5. 5.1). <2sound> View and change the key press sounds (see Section 3[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 62 The sound function only affects the valid key press tone. The invalid key press tone and other RPM4 soun ds cannot be adjusted or suppressed. 3.5.5.3 <3TIME>  PURPOSE To view and edit the RPM4 internal time and date se ttings.  OPERA[...]

3. OPERATION Page 63 © 2007 DH Instruments, a Fluke Company 3.5.5.5 <5LEVEL> (SECURITY)  PURPOSE To set user protection levels to rest rict access to certain functions and to edit the password required for chan ging user levels.  PRINCIPLE RPM4’s front panel user i nterface provi des the means to access all R PM4 user defined data, s[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 64 The security levels are stru ctured to support typical le vels of operation as shown in Table 6. Specifically, the security le vels prevent execution of the functions accessed by t he key stroke s mar ked by “• ”: Table 6. Security levels [...]

3. OPERATION Page 65 © 2007 DH Instruments, a Fluke Company  OPERATION RPM4 is delivered with no active password and access to the User Level menu is open. Th e u s e r l e ve l i s s e t t o <1Low> . User levels can be changed freely until a password has been created. To access the LEVEL function press [SPECIAL] , <5prefs> , <5l[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 66 customizes the [UNIT] fu nction key to support his/h er most commonly used units. Up to six units can be included in the [UNIT] screen.  OPERATION To customize the [UNIT] function key, press [SPECIAL] , <6PresU> from the MAIN RUN screen[...]

3. OPERATION Page 67 © 2007 DH Instruments, a Fluke Company The INTERNAL menu choices incl ude: <1baro> View the real time output of the RPM 4 on-board barometer (see Section 3.5.7.1). <2ReadRt> Turn ON and OFF RPM4’s automated, rate of change depende nt, reading and integration and display rate feature (see Section 3.5.7.2). <3RP[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 68 When the automated read rate function is ON, three pre ssure rate of chan ge dependent read rates are used. The result is three d isplay update rates: Table 8. READRT - display update rates PRESSURE RATE OF CHANGE DISPL AY UPDATE > 3 % of ran[...]

3. OPERATION Page 69 © 2007 DH Instruments, a Fluke Company  OPERATION To view the event log pres s [SPECIAL] , <7internal> , <5log> . The oldest logge d event appears. Pre ssing [ENT] steps through the lo gged events from th e oldest to the most recent and ending with the option to clear the log, <1no> , <2yes> . The lo[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 70 Table 9. Reset – Sets RESET RESULT SEE SECTION [UNIT] Pressure unit of measure to first of t he six available ( psi) 3. 3. 2 [MODE] Measurement mode to the native mode of the Q-RPT (abso lute) 3. 3 .3 [RANGE] Hi Q -RP T default range (10000 ps[...]

3. OPERATION Page 71 © 2007 DH Instruments, a Fluke Company 3.5.9.4 <4 CAL>  PURPOSE The Reset - Cal function will rese t the Q-RPT and barometer calibration coefficients and reset AutoZ values to zero . This will c hange the RPM4 calibration and could cause it to make out of tolerance measureme nts. Clears all user values affecting the c[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 72 N N O O T T E E S S[...]

4. REMOTE OPERATION Page 73 © 2007 DH Instruments, a Fluke Company 4 4 . . R R E E M M O O T T E E O O P P E E R R A A T T I I O O N N 4.1 OVER VIEW Most of the RPM4 front panel functions can also be executed by com mands from a remote compute r. The host compute r can communicate to th e RPM4 using the RPM4’s COM 1 RS232 port or it’s IE EE-48[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 74 4.2.1.2 IEEE-488 The RPM4 IEEE-488 interface is located on the back of the unit . The physical and electrical interface conforms to IEEE Std 488.1-1987 Subset E2 and IEEE Std. 488.2-1992. You should not attempt to com municate with the IEEE-488 [...]

4. REMOTE OPERATION Page 75 © 2007 DH Instruments, a Fluke Company 4.3.1 CLASSIC PROGRAM MESSAGE FORMAT Each program message sent is also a query. You can only send one p rogram message to the RPM4 at time. After sendin g any program messa ge, you must wait for the RPM4 to reply before sending anothe r program message. This re ply will contain dat[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 76 Examples: • IEEE-488 enhanced mode command series using query operator: “*CLS?” (Clear the error queue. Wait for reply) “UNIT? KPA” (Generates a reply. User must wait for reply before co ntinuing) “MMODE? A” (Generates a reply. Use[...]

4. REMOTE OPERATION Page 77 © 2007 DH Instruments, a Fluke Company 4.4 COMMANDS 4.4.1 PROGRAMMING MESSAGES Some commands accept an optional suffi x. This suffix can be used to specify the expli cit Q-RPT to address. In most cases , each Q-RPT in the RPM4 operates as an independen t measurement device. If the suffix is not specified, then the “Ac[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 78 4.4.2 ERROR MESSAGESS Table 15. Error #s and descr i ptions REPLY DESCRIPTION ERR# 0 “OK” ERR# 2 “Text argument i s too long” ERR# 3 “Arguments cannot be 0” ERR# 4 “External device not detected” ERR# 5 Not used ERR# 6 “Numeric [...]

4. REMOTE OPERATION Page 79 © 2007 DH Instruments, a Fluke Company 4.4.3 PROGRAM MESSAGE DESCRIPTION OVERVIEW Each program message descriptio n is separated into the following sections: Purpose A brief description of the programs message’s function. Command This is the Enhanced program message synt ax to send data to the RPM4 or to execute an RP[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 80 4.4.4 PROGRAM MESSAGE DESCRIPTIONS # Purpose To allow the host PC to communicate with a device connected to the RPM4 COM2 port. Classic “#xx ” Arguments xx: The string to send out of the RPM4 COM2 port. It must be less than 40 characters lon[...]

4. REMOTE OPERATION Page 81 © 2007 DH Instruments, a Fluke Company AR ANG E n Purpose Read or set a new AutoRange range to use. Command Query “ARANGE n Range, unit, mode (,RptLabel) ” (set to user defined range) “ARANGE Q-RPT Label ” (set to Q-RPT default range) “ARANGE n ?” Classic Query “ARANGE n = Range, units, mode (,RptLabel) ?[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 82 AUT OZ ER O n Purpose Read or set the status of the AutoZ function. Command Query “AUTOZERO n state ” “AUTOZERO n ?” Classic “AUTOZERO n = state ” “AUTOZERO n ” Default “AUTOZERO1” Optional Suffix “n” The active Q-RPT is [...]

4. REMOTE OPERATION Page 83 © 2007 DH Instruments, a Fluke Company COM1 Purpose Read or set th e RS232 settings for the COM1 port. Command Query “COM 1 baud, parity, data, stop ” “COM1?” Classic “COM1= baud, parity, data, stop ” “COM1” Arguments Baud: Th e baud rate. This may be ‘30 0’, ‘600’,’1200’,’240 0’,’4800?[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 84 CONT n Purpose Have the RPM4 reply continuously as each new measurement becomes available. Query “CONT n ?” Classic “CONT n ” Optional Suffix “n” The active Q-RPT is assum ed if no suffix is given. ‘1’ Specify the Hi Q-RPT ‘2?[...]

4. REMOTE OPERATION Page 85 © 2007 DH Instruments, a Fluke Company GPIB Purpose Read or set the GPIB interface address. Command Query “GPIB addr ” “GPIB?” Classic “GPIB= addr ” “GPIB” Defaults “GPIB 10” Arguments Addr: The address of the IEEE-488 (GPIB) interface (1 to 30) Remarks The GPIB address is changed following the repl [...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 86 L2 / L3 Purpose Read or set th e type of program command format to use (classic or enhanced). Command “L2” enables “classic” mode “L3” enables “enhanced” mode Defaults “L2” (Classic mode) Remarks The user can select the type [...]

4. REMOTE OPERATION Page 87 © 2007 DH Instruments, a Fluke Company MMODE n Purpose Read or chan ge the active measurement mode. Command Query “MMODE n mod e ” “MMODE n ?” Classic “MMODE n = mode ” “MMODE n ” Optional Suffix “n ” The active Q-RPT is assum ed if no suffix is given. ‘1’ Specify the Hi Q-RPT ‘2’ Specify the[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 88 PCAL n Purpose Read or set th e calibration information for the Hi or Lo Q-RPT. Command Query “PCAL n adder, mult, CalDate ” “PCAL n ?” Classic “PCAL n= adder, mult, CalDate ” “PCAL n ” Defaults “PCAL n = 0.0, 1.0, 19800101” [...]

4. REMOTE OPERATION Page 89 © 2007 DH Instruments, a Fluke Company PRR Purpose Read the next available Ready condition, pressure measurement, rate and on-board barometer reading. Query “PRR?” Classic “PRR” Optional Suffix “n” The active Q-RPT is assum ed if no suffix is given. ‘1’ Specify the Hi Q-RPT ‘2’ Specify the Lo Q-RPT R[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 90 RA NGE Purpose Change the active range to the default range of the Hi or Lo. Replies the active range full scale, pressure unit and measurement mode. Command Query “RANGE Rng ” “RANGE?” Classic “RANGE= Rng ” “RANGE ” Default “R[...]

4. REMOTE OPERATION Page 91 © 2007 DH Instruments, a Fluke Company READYCK n Purpose Read or set th e Ready check flag. Command Query “READYCK n 1” “READYCK n ?” Classic “READYCK n =1” “READYCK n ” Optional Suffix “n” The active Q-RPT is assum ed if no suffix is given. ‘1’ Specify the Hi Q-RPT ‘2’ Specify the Lo Q-RPT R[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 92 RESET Purpose Reset the user’s settings to factory defaul ts. Corresponds to front panel “Reset – Se ts”. Command “RESET” Classic “RESET” Remarks The RPM4 has user settings (units, resolution, etc.) that can be reset to facto ry [...]

4. REMOTE OPERATION Page 93 © 2007 DH Instruments, a Fluke Company SN Purpose To read the serial number of the RPM4. Query “SN?” Classic “SN” Remarks The RPM4 is serialized. The serial number can be read using this program message. Example (enhanced) Query sent: Query reply: “SN?” “321” Example (classic) Sent: Reply: “SN” “32[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 94 SS n Purpose Read or set the current p ressure stability limit. Command Query “SS lim it ” “SS?” Classic “SS= limit ” “SS” Optional Suffix “n” The active Q-RPT is assum ed if no suffix is given. ‘1’ Specify the Hi Q-RPT ?[...]

4. REMOTE OPERATION Page 95 © 2007 DH Instruments, a Fluke Company UDU Purpose Read or set the u ser defined pressure unit. Command Query “UDU label, ucoef ” “UDU?” Classic “UDU= label, ucoef ” “UDU” label: User unit label (4 alphanumeric char maximum). It cannot be an already supported unit label. Ucoef : “User unit conver sion [...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 96 UNIT n Purpose Read or set the p ressure unit of measure unit and measurement mode. Command Query “UNIT n unit (, ref ”)” “UNIT n unit n (, ref ”)” “UNIT n unit g (, ref ”)” “UNIT n unit a (, ref ”)” “UNIT n unitd (, re[...]

4. REMOTE OPERATION Page 97 © 2007 DH Instruments, a Fluke Company ZOFFSET n Purpose Read or set the AutoZ pressure offset (P offset ) for the specified or active Q-RPT in the current measurement mode. Command Query “ZOFFSET n GaOffset , AbsOffset , DifOffset ” “ZOFFSET n ?” Classic “ZOFFSET n = GaOffset , AbsOffset , DifOffset” “ZOF[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 98 4.5.2 STATUS BYTE REGISTER The RPM4 contains an 8 bit Sta tus Byte Re gister th at reflects the ge neral status of the R PM4. Table 16. 8 Bit status byte register OPER (128) RQS/MSS (64) ESB (32) MA V (16) N/A (8) ERROR (4) N/A (2) RSR (1) This [...]

4. REMOTE OPERATION Page 99 © 2007 DH Instruments, a Fluke Company MAV Message Available Bit 4 (16) Indicates that at least one reply m essage is waiting in the RPM4 IEEE-488 output queue. ERROR Error Queue Not Empty Bit 2 (4) Indicates tha t at least one command error message is waiting in the RPM4 IEEE-488 error message que ue. Use the “ERR??[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 100 4.5.4 READY STATUS REGISTER The RPM4 contains an 8 bit Ready Status Regi ster that reflects spe cific RPM4 Q-RPT measurement ready events. Enable d events in this re gister will set or clear the RSB bit of the Status Byte Register. Table 18. 8 [...]

4. REMOTE OPERATION Page 101 © 2007 DH Instruments, a Fluke Company 4.6 IEEE STD. 488.2 COMMON AND ST A TUS PROGRAM MESSAGES The RPM4 supports a set of commands that are common to all instruments conforming to IEEE Std. 488.2. These comma nd make it easy to perform basic function for an y device tha t supports thes e commands. These comma nds also[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 102 ∗ IDN Purpose Identify the RPM4 version, range, and serial number. Query “ ∗ IDN?” Remarks The identification reply is made up of t he manufacture, the model, the serial number and the software version. Each is separated by a comma. Exa[...]

4. REMOTE OPERATION Page 103 © 2007 DH Instruments, a Fluke Company *RSE Purpose Read or set the Ready Status Enable Register. Command Query “RSE n ” “RSE?” Default “RSE 0” Arguments n: ’0 to 255’ This is the d ecimal representati on of the bit(s ) to enable. To enable the RDY bit, the argument would be 1. Remarks The Ready Status [...]

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5. MAINTENANCE, ADJUSTMENTS AND CALIBRATIONS Page 105 © 2007 DH Instruments, a Fluke Company 5 5 . . M M A A I I N N T T E E N N A A N N C C E E , , A A D D J J U U S S T T M M E E N N T T S S A A N N D D C C A A L L I I B B R R A A T T I I O O N N 5.1 OVER VIEW RPM4 A70M/A2 0M-AF was designed for maintenance free operatio n. No maintenanc e is re[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 106 If the RPM4 is used only in gau ge mode, Autozeroing in absolut e mode is not necessary and vice-versa. Gauge and absolute mode Autozeroing are completely independent one from the other. See Section 3.5.1 for complete information on Autozeroing[...]

5. MAINTENANCE, ADJUSTMENTS AND CALIBRATIONS Page 107 © 2007 DH Instruments, a Fluke Company Never apply a pressure greater than 16 psi ( 110 kPa) to the barometer port. Overpressure and possible damage may re sult. 5.3 RPM4 Q-RPT CALIBRA TION 5.3.1 PRINCIPLE RPM4 A70M/A20M-AF has two quartz reference pr essure transd ucers (RPTs) that are the sou[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 108 As editing PA and PM values changes Q- RPT calibration, they should only be edited by qualified personnel as part of t he calibration process. Ca ution should be taken to avoid accidental editing and a securi ty system is available to prevent a[...]

5. MAINTENANCE, ADJUSTMENTS AND CALIBRATIONS Page 109 © 2007 DH Instruments, a Fluke Company pressures. Absolute p ressures are be defined by ad di ng at m os ph eri c pr es sur e m ea su red by a barometer to gauge pressure defined by the piston gauge. If, afte r calibration, the RPM4 will not be used in absolute me as ure me nt m od e (as is of [...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 110 5.3.4 RECOMMENDED CALIBRATION POINT SEQUENCE Calibration adjustments to RPM4 Q-RPTs are made by alteri ng calibration coefficients, PA and PM (see Section 5.3.1.1). T o adjust these coefficients to optimu m values giving the best results over t[...]

5. MAINTENANCE, ADJUSTMENTS AND CALIBRATIONS Page 111 © 2007 DH Instruments, a Fluke Company  OPERATION See Section 5.3.7 for more detailed information on e diting and viewing Q-RPT calibration information. Turning absol ute mode operation O N and OFF fo r a Q-RPT occurs in the same area in whi ch calibration coefficients are edited. To access [...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 112 To access Q-RPT calibration information viewin g or editing press [SPECIAL] , <8Cal> . Select the desired Q-RPT. The < 1view > selection displays the calibration i n formation fields. The <2edit> function displays the fields a[...]

5. MAINTENANCE, ADJUSTMENTS AND CALIBRATIONS Page 113 © 2007 DH Instruments, a Fluke Company Before proceeding to adjust a Q-RPT without using Ca lTool for Q-RPTs so ft war e, Se cti on s 5. 3.1 , 5. 3. 2, 5.3.3 and 5.3.4.  OPERATION The typical procedure for adjusting a Q-RPT is: Set-up and prepare the RPM4 for calibrat ion (see Sections 5.3.2[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 114 5.4 RPM4 REP AIR 5.4.1 REMOVING RPM4 FROM HPMS The RPM4/HPMS is an integrated asse mbly. Th e RPM4 should not be re moved from the HPMS unless it is nece ssary for RPM4 and/or HPMS repa irs. The RPM4 should be ca librated in the HPMS mounting s[...]

5. MAINTENANCE, ADJUSTMENTS AND CALIBRATIONS Page 115 © 2007 DH Instruments, a Fluke Company 5.4.2 OPENING AND CLOSING THE RPM4 ENCLOSURE To open the RPM4 ca se, first remove the RPM 4 from the HPMS (see Section 5.4.1). Once the RPM4 is removed from the HPMS, proceed as follows: n Place the RPM4 bottom side up on a stable, flat surface. o Remove t[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 116 web or have difficulty downloading or loading software, contact your DHI representative or a DHI Authorized Service Provider (see Table 23) for assi stan ce. If you believe you have discovered an erro r or “bug ” in RPM4 software, please re[...]

5. MAINTENANCE, ADJUSTMENTS AND CALIBRATIONS Page 117 © 2007 DH Instruments, a Fluke Company 5.4.4.2 POWER SUPPLY MODULE + 12 V DC (± 2 %) @ 2.1 Amps 5.4.4.3 DRIVER BO ARD The driver board is controlled by the mini mic ro board (see Section 5.4.4. 1). It supports: • Frequency counters (2) for reading Q -RPTs (see Section 5.4.4.5) • On-board b[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 118 5.4.4.7 COOLING FAN The cooling fan i s mounted on the RP M4 rear panel and connected to the mai n board. It is a 12V brushless DC fan. 5.4.5 Q-RPT MODULE PNEUMATI C SCHEMATIC Figure 14. Pneumatic schematic of RPM4 Q-RPT Module 5.5 RPM4 ILLUSTR[...]

5. MAINTENANCE, ADJUSTMENTS AND CALIBRATIONS Page 119 © 2007 DH Instruments, a Fluke Company Table 22. RPM4 Rear Panel Illustrated Parts Breakdo wn (see Figure 16) # REQUIRED DESCRIPTION PA RT NO. 1 Rear panel 124154 8 Screw .30C100MXFS 1 Fan D2510M12B 1 Fan guard JGW25 2 Screw .25C160MXPS 1 Power entry module 06AK2D 2 Fuse,1A/250V,SLO-BLO,5X20 21[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 120 Table 23. RPM4 Illustrated Parts Breakdown of Display Assembly (see Figure 17) # REQUIRED DESCRIPTION PA RT NO. 1 Display assembly 103122 1 Ribbon cable 401963 1 Panel, front 123566 2 Standoff, M3 SS-5172-14.0-00 4 Screw, M3 .30C60KCSS 11 Washe[...]

5. MAINTENANCE, ADJUSTMENTS AND CALIBRATIONS Page 121 © 2007 DH Instruments, a Fluke Company Table 24. RPM4 Illustrated Parts Breakdown of Internal Assembly (see Figure 18) # REQUIRED DESCRIPTION PART NO . 1 Bracket, barometer 123549 1 Barometer assembly 401898-06 1 Cable assembly, barometer 401966 8 Screw .30C60KCSS 14 Lock washer .30NLOCS 6 Scre[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 122 Table 25. RPM4 Illustrated Parts Breakdown of Internal Assembly (see Figure 19) # REQUIRED DESCRIPTION PART NO . 1 Manifold, A20M 123521 1 Manifold, A70M 124410 14 Screw, M3 .30C60KCSS 14 Lock washer, M3 .30NLOCS 4 o-ring, 5-193 5-193-V884-75 2[...]

5. MAINTENANCE, ADJUSTMENTS AND CALIBRATIONS Page 123 © 2007 DH Instruments, a Fluke Company Table 26. RPM4 Illustrated Parts Breakdown of Electronic Chassis (see Figure 20) # REQUIRED DESCRIPTION PART NO . 1 Micro card 401365 4 Standoff SS-5172-200-00 10 Screw .30C80KCSS 11 Lock washer .30NLOCS 1 Driver board 401745 1 Power supply 103284 4 Stando[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 124 5.6 HPMS MAINTENANCE There are no HPMS maintenance pro ce dur es oth er than the overhaul procedure. 5.6.1 HPMS OVERHAUL RPM4/HPMS A70M/A20M-AF is generally overhauled a s one common assembly. Removal of RPM4 from the HPMS is not recommended un[...]

5. MAINTENANCE, ADJUSTMENTS AND CALIBRATIONS Page 125 © 2007 DH Instruments, a Fluke Company 5.7 HPMS ILLUSTRA TED P ARTS BREAKDOWN Table 27. HPMS Assembly Illustrated Parts Breakdown (see Figur e 21 and 22) # REQUIRED DESCRIPTION PART NO . 1 HPMS bracket 124142 1 RPM4 mounting bracket, rear 124143 1 RPM4 mounting bracket, side 124155 1 High press[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 126 Figure 21. HPMS Schematic[...]

5. MAINTENANCE, ADJUSTMENTS AND CALIBRATIONS Page 127 © 2007 DH Instruments, a Fluke Company Figure 22. RPM4/HPMS-AF Assembly[...]

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6. TROUBLESHOOTING Page 129 © 2007 DH Instruments, a Fluke Company 6 6 . . T T R R O O U U B B L L E E S S H H O O O O T T I I N N G G RPM4 is a sophisticated pressure setting and measuring instrument with advanced on-board features a nd functions. Before assumi ng that unexpecte d behavior is caused by a system defect or breakdown, the operator s[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 130 SYMPTOM PROBABLE C AUSE SOLUTI ON The Q-RPT range does not cover the specified AutoRange full scale pressure. Che ck th at Q-R PT default range is high enough to cover the AutoRange. 3.2.3 AutoRange is not selecting the desired Q-RPT for the sp[...]

6. TROUBLESHOOTING Page 131 © 2007 DH Instruments, a Fluke Company SYMPTOM PROBABLE C AUSE SOLUTI ON Incorrect pressure units and/or measurement mode (gauge or absolute). Set desired pressure units and /or measurement mode. Co nsider reference temperature if unit is inWa. 3.3.2, 3.3.3 Q-RPT calibration coefficients have been altered. Check and cor[...]

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7. APPENDIX Page 133 © 2007 DH Instruments, a Fluke Company 7 7 . . A A P P P P E E N N D D I I X X 7.1 UNIT CONVERSION 7.1.1 PRESSURE RPM4 performs all inte rnal calculations in SI units. Numer ical values input or outp ut in other units are converted to SI immedia tely after entry an d back to other unit s just before o utput as needed. Table 28[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 134 N N O O T T E E S S[...]

8. WARRANTY Page 135 © 2007 DH Instruments, a Fluke Company 8 8 . . W W A A R R R R A A N N T T Y Y 8.1 OVER VIEW Except to the extent limited or otherwise provided herein, DH Instruments, a Fluke Company warra nts for one year from purcha se, each new product sold by it or one of its authorize d distributors, only against defects in workmanship a[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 136 N N O O T T E E S S[...]

9. GLOSSARY Page 137 © 2007 DH Instruments, a Fluke Company 9 9 . . G G L L O O S S S S A A R R Y Y Axxx A type of Q-RPT with a built-in vacuum reference that is intrin sically absolute (e.g. A 10M). Axxx Q-RPTs support absolute, g auge and ne gative gauge measurement modes. Absolute Mode Measurement mode in which the Q-RPT indicates absolute pres[...]

RPM4/HPMS A70M/A20M-AF OPERA TION AND MAINTENANCE MANUAL © 2007 DH Instruments, a Fluke Company Page 138 P offset The difference between a Q-RPT reading and the AutoZero reference at the time AutoZ is run. Used by the AutoZ function when Auto Z is ON to compensate Q-RPT readings for changes in zero over time. P std,0 AutoZero reference value. Valu[...]