Chromalox IntelliTrace ITC 1 - Modbus Register Set Description; Modbus Function Codes List; Input Register Address Mappings

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Description of Modbus Register Set
Modbus defines several function types; these instruments support the following types:
Table 1 - Modbus Function Code Set
Function Code Function Name
03 Read Holding Registers
04 Read Input Registers
06 Write Single Holding Register
16 Write Multiple Holding Registers
Input Registers
Table 2 - ITC-FS 1&2 Circuit Input Registers
Address Description Comments
30000 Sensed Temperature Ckt 1 Sensed Temperature Circuitl 1
30001 Setpoint Ckt 1 Setpoint Circuit 1
30002 Sensed ground fault current on Ckt 1 Sensed ground fault current on circuit 1
30003
Sensed load on Ckt 1 (expressed as integer
number ion tenths of Amp e.g. 154 = 15.4 Amp)
Sensed load on circuit 1 (expressed as integer
number ion tenths of Amp e.g. 154 = 15.4 Amp)
30004 Control Output Command on Ckt 1 Control Output Command on Circuit 1
30005 Sensed Temperature on Ckt 2 Sensed Temperature on Circuit 2
30006 Setpoint circuit 2 Setpoint circuit 2
30007 Sensed ground fault current on Ckt 2 Sensed ground fault current on circuit 2
30008
Sensed load on Ckt 2 (expressed as integer
number ion tenths of Amp e.g. 154 = 15.4 Amp)
Sensed load on circuit 2 (expressed as integer
number ion tenths of Amp e.g. 154 = 15.4 Amp)
30009 Control Output Command on Ckt 2 Control Output Command on Circuit 2
30010 Sensed Ambient Temperature Sensed Ambient Temperature
30011 Reserved
30012 Reserved
30013 Reserved
30014 Reserved
30015 Reserved
30016 Reserved
30017 Reserved
30018 Firmware ver CPU 1
30019 Firmware ver CPU 2