97
ifm
Operating Instructions IO-Link Master with EtherNet/IP interface StandardLine 8 Ports IP 65 / IP 67 (AL1122)
2017-05-31
Appendix
>
IO-Link requests (object class: 0x80)
23121
The manufacturer-specific object "IO-Link Requests" enables read and write access to the IO-Link
objects of an IO-Link device connected to a AL1122 via ISDU (Index Service Data Unit). The object
projects the mechanisms of the CIP addressing on the IO-Link protocol.
>
Class attributes
23668
Attr ID Access
Name
Data type
Description
Value
1
Get
Revision
UINT
Revision of the object
4
2
Get
Max instance
UINT
Max. number of instances of the object
2
6
Get
Maximum ID Number
Class Attributes
UINT
Number of instances of the object
8
>
Instance attributes
23669
The required IO-Link port of the device is addressed via the instance attribute.
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Supported services
23670
Service code
Name
Class
Attribute
Description
dec
hex
75
4B
→
Read_ISDU
(
→ p.
no
yes
Read ISDU
76
4C
→
Write_ISDU
(
→ p.
no
yes
Read ISDU