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ifm
Device Manual IO-Link Master with Modbus interface CabinetLine 8 Ports IP 20 (AL1940)
05 / 2018
Appendix
Modbus
>
Mapping: Diagnostics
17305
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
reserved
Wrong Length
PD OUT
Wrong Length
PD IN
Cycle time
Wrong
Vendor ID/
Device ID
reserved
reserved
IOL mode
Legend:
[IOL Mode]
Operating type of the IO-Link port
1 bit
0x0
Other
0x1
IO-Link
[Wrong Vendor ID/
Device ID]
Verification if the current and configured vendor ID
and device ID are identical
1 bit
0x0
OK
0x1
No match
[Wrong Cycle
Time]
Verification if the current and configured cycle
time are identical
1 bit
0x0
OK
0x1
No match
[Wrong Length PD
IN]
Verification if the size of the received input data
are identical with the configured size
1 bit
0x0
OK
0x1
Configured size too small
[Wrong Length PD
OUT]
Verification if the size of the sent output data is
identical with the size expected by the IO-Link
device
1 bit
0x0
OK
0x1
Configured size too small