IGS-NT Communication Guide
110
53 44 = Object data value (S D)
20 31 = Object data value (_ 1)
32 00 ...
= Object data value (2) = > 1.record in alarmlist is *Sd
SD 12 (inactive, not accepted)
F5 18 = Check field calculation (page 143)
Response: 01 03 32 21 2A 53 64 20 53 44 20 31 32 00 00 … 00 00 89 38
01 = Controller address
03
= Modbus function code (Read Multiple Registers
(page 133))
32 = Length of read data in Bytes (in HEX)
21 2A = Object data value (! *)
53 64 = Object data value (S d)
20 53 = Object data value (_ S)
44 20 = Object data value (D _)
31 32 ...
= Object data value (1 2) = > 1.record in alarmlist is
!*Sd SD 12 (active, not accepted)
38 89 = Check field calculation (page 143)
7.4.19 Change the communication language (only String type
data)
Write to the communication object 6350 the index of language to be used.
Request: 01 06 18 CE 00 01 2F 55
01 = Controller address
06 = Modbus function code (Write Single Registers (page 137))
18 CE = Register address: Register number (46351) – 40001 = 6350 DEC => 18CE HEX
00 01 = Set the language index to > 1
55 2F = Check field calculation (page 143) (write LSB MSB !)
Response: 01 06 18 CE 00 00 EE 95
01 = Controller address
06 = Modbus function code (Read Multiple Registers (page 133))
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