Table of Contents
1.0 INTRODUCTION............................................................................................................................................................................1
1.1 OPERATION PRINCIPLE......................................................................................................................................................................... 1
1.2 ISA-RAH-M HIGH PRESSURE MONITOR.......................................................................................................................................... 1
1.3 HYDROCARBON FILTER........................................................................................................................................................................ 1
2.0 UPON RECEIPT.....................................................................................................................................................................................1
3.0 FEATURES, DEFINITION OF PARTS ..........................................................................................................................................2
3.1 ELECTRONICS CONTROL UNIT ............................................................................................................................................................ 2
3.2 INTERNAL ELECTRONIC CIRCUITRY................................................................................................................................................... 3
3.3 SAMPLE HEAD ASSEMBLY................................................................................................................................................................... 4
4.0 INSTALLATION....................................................................................................................................................................................5
5.0 INITIAL WARM-UP AND OPERATION......................................................................................................................................7
5.1 QUICK FIELD TESTS.............................................................................................................................................................................. 8
6.0 CALIBRATION......................................................................................................................................................................................9
7.0 MAINTENANCE...................................................................................................................................................................................10
7.1 ROUTINE MAINTENANCE ................................................................................................................................................................... 10
7.2 SENSOR CABLE REPLACEMENT ......................................................................................................................................................... 10
7.3 HYDROCARBON FILTER REPLACEMENT .......................................................................................................................................... 10
7.4 REPLACEMENT PARTS......................................................................................................................................................................... 11
8.0 SPECIFICATIONS ..............................................................................................................................................................................12
8.1 TYPICAL CALIBRATIONS..................................................................................................................................................................... 12
8.2 OPTIONS AND VARIATIONS................................................................................................................................................................ 12
9.0 WARRANTY..........................................................................................................................................................................................13
9.1REPAIR OF CERTAIN UNITS................................................................................................................................................................. 13
List of Illustrations
Figure 1: Electronics Control Unit ................................................................................................................................................................ 2
Figure 2: High Pressure Regulator................................................................................................................................................................ 2
Figure 3: Utilizing the Relay Contacts ......................................................................................................................................................... 3
Figure 5: Internal Electronic Circuitry ......................................................................................................................................................... 3
Figure 4: Sample Head Assembly................................................................................................................................................................. 4
Figure 6: Connecting to Compressed Air Line........................................................................................................................................... 6
Figure 7: Calibration Adapter and Gas ........................................................................................................................................................ 8
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