Siemens SENTRON ATC6300 Manual page 156

MODBUS communication
11.4 MODBUS functions
Response of the slave
Slave address
Function
MSB register address
LSB register address
Number of MSB bytes
Number of LSB bytes
LSB CRC
MSB CRC
Function 17: Report Slave ID
This function enables the ATC6300 to be identified.
Querying of the master:
Slave address
Function
LSB CRC
MSB CRC
Response of the slave
Slave address
Function
Counter bytes
Data 01 (Type)
Data 02 (Software revision)
Data 03 (Hardware revision)
Data 04 (Parameter revision)
Data 05 (Type of device)
Data 06 (reserved)
Data 07 (reserved)
Data 08 (reserved)
LSB CRC
MSB CRC
①
118 – 76h = ATC6300
②
4 – 04h = ATC series
154
08h
10h
85h
3Eh
①
②
08h
10h
20h
01h
00h
02h
1Bh
51h
08h
11 h
08h
76h
01h
00h
01h
04h
00h
00h
00h
B0h
2Ah
3KC ATC6300 transfer control device
Manual, 03/2018, L1V30535632002A-01