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ifm
Device Manual IO-Link Master with Modbus interface CabinetLine 8 Ports IP 20 (AL1940)
05 / 2018
Appendix
Modbus
Mapping: Status information IO-Link ports
16455
Register 199:
Bit
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
res.
res.
res.
res.
X04:
Data
invalid
X03:
Data
invalid
X02:
Data
Invalid
X01:
Data
invalid
res.
res.
res.
res.
X04:
Dev
Conn
X03:
Dev
Conn
X02:
Dev
Conn
X01:
Dev
Conn
Register 299:
Bit
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
res.
res.
res.
res.
X08:
Data
invalid
X07:
Data
invalid
X06:
Data
Invalid
X05:
Data
invalid
res.
res.
res.
sres.
X08:
Dev
Conn
X07:
Dev
Conn
X06:
Dev
Conn
X05:
Dev
Conn
Legend:
[Data invalid]
indicates the status of the process input data on
the IO-Link port
1 bit
0x0
data valid
0x1
data invalid
[Dev Conn]
Device Connected: indicates the connection to
the device on the IO-Link port
1 bit
0x0
Available
0x1
not available