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ifm
Device Manual IO-Link Master with Modbus interface CabinetLine 8 Ports IP 20 (AL1940)
05 / 2018
Appendix
Modbus
>
Command response
10990
Register
Contents
Bits 8-15
Bits 0-7
0
Port No.
1
reserved
2
reserved
3
0x30
User ID
4
Result
5
Data Length (Number of Bytes)
6
reserved / Error code
Failsafe Mode / Error
7 ... 21
reserved
Legend:
[Port No.]
Number of the IO-Link port
1 Word
0x0001
Port X01
0x0002
Port X02
...
...
0x0008
Port X08
[User ID]
reflected User ID from request channel
1 byte
0x00...0xFF
[Result]
Status of the command processing
1 Word
0x0000
OK
0x00FF
Error
[Data Length
(Number of
Bytes)]
Number of bytes that contain relevant user data
1 word
0x0001
1 byte
0x0002
2 bytes