Sierra Monitor Corporation 5100-06-IT - Manual (Page 47)

Model 5100-XX-IT Toxic Gas Sensor Module
Page: 43
Command 145: Set Calibration Mode output current
Request Data Bytes:
Byte Format Description
0-1 Unsigned-16 Current output required during calibration, in
micro-amperes
Command Specific Response Data Bytes:
Byte Format Description
0-1 Unsigned-16 Returns new Calibration current value
Command 146: Set Trouble Mode output current
Request Data Bytes:
Byte Format Description
0-1 Unsigned-16 Current output required to indicate Trouble, in
micro-amperes
Command Specific Response Data Bytes:
Byte Format Description
0-1 Unsigned-16 Returns new Trouble current value
Command 149: Set Gas Factor
Request Data Bytes:
Byte Format Description
0 Unsigned-8 Sets the Gas Factor value, range 30-200
Command Specific Response Data Bytes:
Byte Format Description
0 Unsigned-8 Returns new Gas Factor value
Command 150: Write MODBUS RTU Register
This command allows the writing of sensor module data as defined in the MODBUS RTU register map.
Request Data Bytes:
Byte Format Description
0-1 Unsigned-16 Address of Designated Modbus Register
40001 = lowest address
65535 = highest address
2-3 Unsigned-16 Data for Designated Modbus Register
Command Specific Response Data Bytes:
Byte Format Description
0-1 Unsigned-16 Returns MODBUS register value
Version 1.20 Updated 30 January 2012