IGS-NT Communication Guide
98
7.4.5 Gen-set name - reading
Request: 01 03 0B B8 00 08 C6 0D
01 = Controller address
03 = Modbus function code (Read Multiple Registers (page 133))
0B B8
= Register address: Register number (43001) – 40001 = 3000 DEC =>
BB8 HEX
00 08 = Number of registers (43001 - 43008) = 08 DEC => 08 HEX
0D C6 = Check field calculation (page 143) (write LSB MSB !)
Response: 01 03 10 49 47 53 2D 4E 54 00 00 00 00 00 00 00 00 00 00 D7 6A
01 = Controller address
03 = Modbus function code (Read Multiple Registers (page 133))
10 = Length of read data in Bytes (in HEX)
49 47 = Object data value (IG)
53 2D = Object data value (S-)
4E 54 = Object data value (NT)
00 00 = Object data value (_ _)
00 00 = Object data value (_ _)
00 00 = Object data value (_ _)
00 00 = Object data value (_ _)
00 00 = Object data value (_ _) =.> gen-set name is IGS -NT
6A D7 = Check field calculation (page 143)