Contents
Modbus RS485 Interface
Operating Guide
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Contents
Preface .......................................................................................................................... 1
Contents ...................................................................................................................... 3
Modbus RS485 .......................................................................................................... 5
Modbus RS485 Connection Details ................................................................... 9
Modbus Setup ......................................................................................................... 11
Standard Value Tables .......................................................................................... 13
Modbus RS485 Registers ..................................................................................... 17
Baseinstrumentconfiguration........................................................................17
SensorReadings...............................................................................................21
Setpoint/RelayStatus.....................................................................................26
CurrentOutputReadings.................................................................................28
SensorInputConfiguration..............................................................................29
SensorCalibration............................................................................................53
SetpointConfiguration.....................................................................................64
CurrentOutputConfiguration..........................................................................69
DigitalInputConfiguration...............................................................................71
DisplayConfiguration.......................................................................................73
DataLoggingConfiguration..............................................................................77
ServiceConfiguration.......................................................................................79
Modbus RS485 Coils .............................................................................................. 82
Modbus RS485 Discretes ..................................................................................... 86
DigitalInputStatus...........................................................................................86
SensorStatus...................................................................................................86
InstrumentErrorStatus...................................................................................89