DH Instruments PPCK PLUS, Operation And Maintenance Manual

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PPCK+™ Operation and Maintenance Manual
Page iii
©2001 DH Instruments, Inc .
4.3 PROGRAMMING FORMATS................................................................................................................... 71
4.3.1 CLASSIC PROGRAM MESSAGE FORMAT ...................................................................................................71
4.3.2 ENHANCED PROGRAM MESSAGE FORMAT...............................................................................................71
4.3.2.1 ENHANCED PROGRAM MESSAGE USING THE COMMAND TYPE............................................72
4.3.2.2 ENHANCED PROGRAM MESSAGE USING THE QUERY TYPE ..................................................72
4.4 COMMANDS ............................................................................................................................................73
4.4.1 PROGRAM MESSAGES..................................................................................................................................73
4.4.2 ERROR MESSAGES .......................................................................................................................................75
4.4.3 PROGRAM MESSAGE DESCRIPTION OVERVIEW ......................................................................................76
4.4.4 PROGRAM MESSAGE DESCRIPTIONS ........................................................................................................77
4.5 STATUS REPORTING SYSTEM ........................................................................................................... 107
4.5.1 ERROR QUEUE .............................................................................................................................................107
4.5.2 STATUS BYTE REGISTER............................................................................................................................108
4.5.3 STANDARD EVENT REGISTER ...................................................................................................................110
4.5.4 READY STATUS REGISTER.........................................................................................................................111
4.6 IEEE STD. 488.2 COMMON AND STATUS PROGRAM MESSAGES ..................................................111
4.6.1 PROGRAM MESSAGE DESCRIPTIONS ......................................................................................................112
5 . M A I N T E N A N C E , A D J U S T M E N T S A N D C A L I B R A T I O N . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1 5
5.1 OVERVIEW ............................................................................................................................................ 115
5.2 CALIBRATION OF REFERENCE PRESSURE TRANSDUCERS .........................................................116
5.2.1 PRINCIPLE.....................................................................................................................................................116
5.2.1.1 PA AND PM COEFFICIENTS ........................................................................................................117
5.2.1.2 SETTING ZNATERR......................................................................................................................117
5.2.1.3 ORDER OF OPERATIONS............................................................................................................118
5.2.1.4 AS RECEIVED/AS LEFT DATA.....................................................................................................118
5.2.2 EQUIPMENT REQUIRED ..............................................................................................................................119
5.2.3 SET-UP AND PREPARATION .......................................................................................................................120
5.2.4 RPT CALIBRATION USING CALTOOL FOR RPTs SOFTWARE ................................................................120
5.2.5 EDITING AND VIEWING RPT CALIBRATION INFORMATION ....................................................................120
5.2.6 SETTING ZNATERR ......................................................................................................................................122
5.2.7 RPT CALIBRATION/ADJUSTMENT WITHOUT CALTOOL FOR RPTs SOFTWARE .................................122
5.3 ADJUSTMENT OF ON-BOARD BAROMETER.....................................................................................124
5.4 DRAIN PURGE ...................................................................................................................................... 124
5.5 RELOADING EMBEDDED SOFTWARE INTO FLASH MEMORY........................................................125
5.6 SUBASSEMBLY DESCRIPTION AND LOCATION ..............................................................................126
5.6.1 LOW PRESSURE PNEUMATIC MODULE....................................................................................................126
5.6.2 HIGH PRESSURE PNEUMATIC MODULE ...................................................................................................126
5.6.3 DRIVER BOARD ............................................................................................................................................127
5.6.4 POWER SUPPLIES .......................................................................................................................................128
5.6.5 ON-BOARD BAROMETER ............................................................................................................................128
5.6.6 MICRO CARD.................................................................................................................................................128
5.6.7 THERMAL PRESSURE CONTROL UNIT (TPCU) ........................................................................................128
5.6.8 REFERENCE PRESSURE TRANSDUCER (RPT) ........................................................................................128
6 . T R O U B L E S H O O T I N G . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 2 9
7 . A P P E N D I X . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 3 5
7.1 DRIVERS ............................................................................................................................................... 135
7.2 UNIT CONVERSION .............................................................................................................................. 137
7.2.1 PRESSURE ....................................................................................................................................................137
7.3 GLOSSARY ........................................................................................................................................... 138
7.4 WARRANTY STATEMENT .................................................................................................................... 140