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molbox™ RFM™ OPERATION AND MAINTENANCE MANUAL
3 .
O P E R A T I O N . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 1
3.1
GENERAL OPERATING PRINCIPLES ...................................................................................................................................... 21
3.1.1
MOLBLOC-L AND MOLBLOC-S OPERATION ................................................................................................................................ 21
3.1.2
MOLBLOC-S BPR LIMITS................................................................................................................................................................. 21
3.1.3
FLOW READY/NOT READY INDICATION ....................................................................................................................................... 22
3.1.3.1
MOLBLOC-L OPERATION ............................................................................................................................................................ 22
3.1.3.2
MOLBLOC-S OPERATION............................................................................................................................................................ 22
3.1.4
SOFT [ON/OFF] KEY ......................................................................................................................................................................... 23
3.1.5
MICRORANGE OPTION (OPTIONAL) .............................................................................................................................................. 23
3.1.6
REFERENCE PRESSURE TRANSDUCER (RPT) OVERPRESSURE ............................................................................................ 24
3.1.6.1
UPSTREAM AND DOWNSTREAM ABSOLUTE RPTS................................................................................................................ 24
3.1.6.2
DIFFERENTIAL RPT, MICRORANGE OPTION ........................................................................................................................... 24
3.2
MAIN RUN SCREEN ................................................................................................................................................................... 25
3.2.1
MOLBLOC-L OPERATION ................................................................................................................................................................ 25
3.2.2
MOLBLOC-S OPERATION................................................................................................................................................................ 26
3.3
MANUAL OPERATION ............................................................................................................................................................... 27
3.3.1
KEYPAD LAYOUT AND PROTOCOL............................................................................................................................................... 27
3.3.2
SOUNDS............................................................................................................................................................................................. 28
3.3.3
SOFT [ON/OFF] KEY ......................................................................................................................................................................... 28
3.3.4
DIRECT FUNCTION KEYS SUMMARY ............................................................................................................................................ 28
3.4
DIRECT FUNCTION KEYS ......................................................................................................................................................... 29
3.4.1
[K] ....................................................................................................................................................................................................... 29
3.4.2
[GAS] .................................................................................................................................................................................................. 31
3.4.2.1
MOLBLOC-L OPERATION ............................................................................................................................................................ 32
3.4.2.2
MOLBLOC-S OPERATION............................................................................................................................................................ 33
3.4.3
[UNIT].................................................................................................................................................................................................. 34
3.4.3.1
MASS FLOW VS. VOLUME FLOW............................................................................................................................................... 35
3.4.3.2
VOLUMETRICALLY BASED MASS FLOW UNITS....................................................................................................................... 36
3.4.3.3
VOLUMETRICALLY BASED MASS FLOW UNITS AT VARIOUS REFERENCE TEMPERATURES (UXXX) ........................... 37
3.4.3.4
VOLUME FLOW UNITS (VLM)...................................................................................................................................................... 37
3.4.3.5
CUSTOMIZING FLOW UNITS AVAILABLE UNDER THE UNIT FUNCTION .............................................................................. 38
3.4.4
[TARE] ................................................................................................................................................................................................ 39
3.4.4.1
<1TARE> ....................................................................................................................................................................................... 40
3.4.4.1.1
MOLBLOC-L OPERATION ....................................................................................................................................................... 40
3.4.4.1.2
MOLBLOC-S OPERATION....................................................................................................................................................... 43
3.4.4.2
<2PURGE> .................................................................................................................................................................................... 44
3.4.4.3
<3LEAK CHECK> .......................................................................................................................................................................... 46
3.4.4.3.1
LEAK CHECK MOLBOX........................................................................................................................................................... 47
3.4.4.3.2
LEAK CHECK SYSTEM ........................................................................................................................................................... 49
3.4.4.4
<4AUTOZ>..................................................................................................................................................................................... 53
3.4.4.4.1
EDIT AUTOZ............................................................................................................................................................................. 55
3.4.4.4.2
RUN AUTOZ ............................................................................................................................................................................. 56
3.4.4.5
<5BPR> (MOLBLOC-S OPERATION ONLY) ............................................................................................................................... 58
3.4.5
[P&T] (PRESSURE AND TEMPERATURE)...................................................................................................................................... 59
3.4.6
[DISPLAY] .......................................................................................................................................................................................... 61
3.4.6.1
<1RATE> ....................................................................................................................................................................................... 62
3.4.6.2
<2AVG> (AVERAGE) .................................................................................................................................................................... 63
3.4.6.3
<3 HI/LO>....................................................................................................................................................................................... 64
3.4.6.4
<4TOTAL> (TOTALIZER) .............................................................................................................................................................. 64
3.4.6.5
<5UNIT>......................................................................................................................................................................................... 66
3.4.6.6
<6DEV>.......................................................................................................................................................................................... 66
3.4.6.7
<7FREEZE>................................................................................................................................................................................... 67
3.4.6.8
<8CLEAN> ..................................................................................................................................................................................... 68
3.4.7
[MICRO] (OPTIONAL)........................................................................................................................................................................ 68
3.4.8
[MOLBLOC]........................................................................................................................................................................................ 70
3.4.8.1
MOLBLOC-L AND MOLBLOC-S SIZE AND RANGE DESIGNATIONS ....................................................................................... 70
3.4.9
[RES]................................................................................................................................................................................................... 71
3.5
[SETUP]....................................................................................................................................................................................... 72
3.5.1
<1FLOWU>......................................................................................................................................................................................... 72
3.5.2
<2PRESU>.......................................................................................................................................................................................... 73
3.5.3
<3TEMPU> ......................................................................................................................................................................................... 73
3.5.4
<4MOLBLOC>.................................................................................................................................................................................... 74
3.5.5
<5STAB> ............................................................................................................................................................................................ 74
3.5.6
<6ADJ>............................................................................................................................................................................................... 75
© 1998-2007 DH Instruments, a Fluke Company
Page II
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