Communication Guide, ©ComAp – March 2014 135
IGS-NT Communication Guide 03-2014.pdf
0B D2 = Register address: Register number (43027) – 40001 = 3026 DEC => BD2 HEX
00 03 = Set the controller mode to > TEST => 03 – see the List#3 in the Cfg Image
D6 6B = CRC (write LSB MSB !)
A part of Cfg Image (Modbus Register …)
Response: 01 06 0B D2 00 03 6B D6
01 = Controller address
06 = Modbus function code (Write Single Register)
0B D2 = Register addres
00 03 = Object data value > TEST
D6 6B = CRC
Reset / Confirm Alarm
Request: 01 10 18 D6 00 03 06 08 F7 00 00 00 01 49 CB
01 = controller address
10 = Modbus command
18 D6 = Register address: Object for engine commands (46359) – 40001 = 6358 DEC
=> 18D6 HEX
00 03 = number of Modbus registers
06 = data length in bytes (08F70000+0001)
08F70000 = argument for Fault reset (page 122)
0001 = command number (page 122)
CB 49 = CRC (write LSB MSB !)
A part of dedicated communication objects table
For writing:command argument
For reading: command release value (# 3)
A part of list of commands
Argument has not been
written
Argument has not been
written
Response: 01,10,18,D6,00,03,67,50
01 = Controller address
10 = Modbus command