174-012021_Digital AVC Page 3 of 23
Table of Contents
1.0 GENERAL INFORMATION ........................................................................................................................................ 4
1.1 FEATURES ...............................................................................................................................................4
1.2 SAFETY ...................................................................................................................................................4
1.3 COMPLIANCE DATA ................................................................................................................................4
1.4 SPECIFICATIONS ......................................................................................................................................5
1.5 THERMAL COEFFICIENT ..........................................................................................................................5
1.6 ACCESSORIES ..........................................................................................................................................6
2.0 INSTALLATION ............................................................................................................................................................ 9
2.1 POWER-I/O CABLE ..................................................................................................................................9
2.2 POWER REQUIREMENTS & PIN OUT .........................................................................................................9
2.3 SERIAL COMMUNICATIONS PIN OUT .......................................................................................................9
2.4 LINEAR OUTPUT PIN OUT .......................................................................................................................9
2.5 NON-LINEAR OUTPUT PIN OUT ..............................................................................................................9
2.6 PRESSURE ALARMS PIN OUT .................................................................................................................10
3.0 VACUUM GAUGE OPERATION ............................................................................................................................. 11
3.1 QUICK START .......................................................................................................................................11
3.2 SETTING PRESSURE UNITS OF MEASURE ...............................................................................................11
3.3 NON-LINEAR ANALOG PRESSURE MEASUREMENT.................................................................................12
3.4 LINEAR ANALOG PRESSURE MEASUREMENT .........................................................................................14
3.5 ALARM SET POINT.................................................................................................................................17
3.6 DIGITAL COMMUNICATIONS .................................................................................................................18
3.7 OPERATION AND PERFORMANCE ...........................................................................................................20
3.8 GAUGE TUBE OPERATING PRINCIPLE ....................................................................................................20
3.9 CALIBRATION PROCEDURE ....................................................................................................................21
4.0 WARRANTY ................................................................................................................................................................ 23
4.1 WARRANTY REPAIR POLICY ..................................................................................................................23
4.2 NON-WARRANTY REPAIR POLICY .........................................................................................................23
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