Table of Contents
iv
RS-232 Serial Interface Connector................................................................. 20
Interface (I/O) Connector.............................................................................. 21
Transducer Connector................................................................................... 23
Valve Connector............................................................................................ 24
Chapter Three: Overview ...................................................................................................... 25
Control Mode............................................................................................................. 25
Gain and Phase.............................................................................................. 25
Set Points................................................................................................................... 28
Softstart Rates............................................................................................................ 28
Process Limit Relays .................................................................................................. 29
Front Panel Components............................................................................................ 30
Display Window............................................................................................ 30
Key Lock Switch ........................................................................................... 30
Arrow Keys................................................................................................... 31
Adjust Knob.................................................................................................. 31
Learn Key...................................................................................................... 31
Valve Position Control Keys.......................................................................... 31
Set Point Selection Keys................................................................................ 31
Rear Panel Components............................................................................................. 32
Valve Connector - Slot 4............................................................................... 32
Transducer Connectors - Slot 3..................................................................... 32
Interface Connector - Slot 2........................................................................... 32
RS-232 Serial Interface Connector - Slot 1.................................................... 32
Power ON/OFF Switch ................................................................................. 32
Line Voltage Selector Switch......................................................................... 33
Fuse Holder................................................................................................... 33
Optional Valve Failsafe Battery Back-Up ................................................................... 34
Battery Voltage.............................................................................................. 34
Valve Positions.............................................................................................. 34
Threshold Voltage Check .............................................................................. 35
Expected Battery Life..................................................................................... 35
Battery Storage .............................................................................................. 36
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