Table of Contents
v
How To Activate Set Points....................................................................................... 51
How To Identify an Out-of-Range Condition............................................................. 51
How To Control the Valve......................................................................................... 52
How To Open the Valve................................................................................ 52
How To Close the Valve ............................................................................... 52
How To Halt the Valve.................................................................................. 52
How To Activate the Learn Function ......................................................................... 53
How To Stop the Learn Function................................................................... 53
How To Zero a Sensor............................................................................................... 54
How To Use Special Zero.............................................................................. 54
How To Remove Zero................................................................................... 54
How To Set a Process Limit Relay............................................................................. 55
How To View and Adjust a Process Limit Relay........................................... 55
How To Disable a Process Limit Relay ......................................................... 55
How To View and Adjust the Analog Set Point ......................................................... 56
How To Zero the Analog Set Point................................................................ 56
How To Calibrate Full Scale Span for the Analog Set Point .......................... 57
How To Set Lead and Gain Parameters...................................................................... 58
How To Calibrate Span of the A/D Converter............................................................ 59
Chapter Six: Remote Operation............................................................................................. 61
Overview................................................................................................................... 61
RS-232 Commands and Requests .............................................................................. 61
Message Syntax............................................................................................. 61
Priority of Command Execution.................................................................... 63
How To Change Valve Selection and Calibration....................................................... 64
How To Determine and Change the Control Mode..................................................... 65
How To Configure the Sensor Parameters.................................................................. 66
How To Change the Sensor Type.................................................................. 66
How To Change the Sensor Full Scale Voltage.............................................. 66
How To Change the Sensor Range ................................................................ 67
How To Request the Pressure Reading....................................................................... 68
Converting Pressure Readings to Absolute Pressure Values........................... 68
How To Zero a Sensor............................................................................................... 69
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