Table of Contents
viii
How To Check the Pressure Transducer Zero ................................................................33
How To Adjust the Pressure Transducer Span ...............................................................34
How To Zero the Integral Mass Flow Meter ..................................................................35
How To Tune the 649 Controller....................................................................................36
How To Adjust the Trip Point Values ............................................................................37
How To Select the Trip Point Action .............................................................................38
How To Use Trip Points as Error Indicators...................................................................40
How To Change the Pressure Output Signal Range .......................................................41
Chapter Five: Maintenance.........................................................................................................43
General Information........................................................................................................43
Zero Adjustment .............................................................................................................43
Appendix A: Product Specifications...........................................................................................45
Performance Specifications.............................................................................................45
Physical Specifications ...................................................................................................46
Environmental Specifications.........................................................................................47
Trip Point Specifications.................................................................................................47
Appendix B: Model Code Explanation.......................................................................................49
Model Code.....................................................................................................................49
Appendix C: Valve Orifice Selection .........................................................................................53
General Information........................................................................................................53
Checking the Valve Orifice Size........................................................................53
How To Verify the Orifice Selection..............................................................................54
Index ............................................................................................................................................57
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