IGS-NT Communication Guide
96
7.4.2 Values (Oil press, Water temp, Fuel level) – reading
Request: 01 03 00 0F 00 03 35 C8
01 = Controller address
03
= Modbus function code (Read Multiple Registers
(page 133))
00 0F
= Register address: Register number (40016) – 40001 =
15 DEC => 0F HEX
00 03
= Number of registers (40016 – Oil press, 40017 –
Water temp, 40018 – Fuel level)
= 3 DEC = > 03 HEX
C8 35 = CRC (write LSB MSB !)
Response: 01 03 06 00 27 00 2E 00 2B 35 64
01 = Controller address
03
= Modbus function code (Read Multiple Registers
(page 133))
06 = Length of read data in Bytes (in HEX)
00 27
= 27 HEX => 39 DEC => 3,9 Bar (Oil pressure is
represented with 1 decimal in Bars)
00 2E
= 2E HEX => 46 DEC => 46°C (Water temperature is
represented with 0 decimals in °C)
00 2B
= 2B HEX => 43 DEC => 43% (Fuel level is
represented with 0 decimals in %)
64 35 = Check field calculation (page 143)
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