8
Diagnostics and troubleshooting
8.1
IO-Link specific diagnostic information
8.1.1
Device Status
General diagnostic information is available via IO-Link through the
Device Status
object.
Device Status
information (e.g.
Maintenance required
) can have several causes (e.g.
Quality
of run alarm
or
Teach-in error
) (
).
Table 10: IO-Link
Device Status
IO-Link Index
Object name
Description
36
Device Status
Provides information about the
general state of the light grid
Table 11: Values in the
Device Status
Value = priority
ascending
Definition
Event (System Status)
0
Device is in order
-
1
Maintenance required
Quality of run alarm
,
Temperature
or
Operating hours
alarm
,
Teach-in error
,
Teach-in necessary
2
Out of specification
Not in use
3
Functional check
Busy,
Sync error
4
Failure
Hardware error
,
Pin short circuit error
NOTE
Detailed information on the subindices and access can be found in the IO-Link supple‐
ment (8389226).
8.1.2
Events
In addition to
Device Status
, the IO-Link interface provides events for fault diagnosis.
Detailed information can be found in the IO-Link supplement. The following information
is available as events:
Table 12: Events available
Code dex (hex)
Event name
Type
20480 (0x5000)
Device hardware fault
Error
30480 (0x7710)
short-circuit
Error
36004 (0x8CA4)
Quality of run alarm
Warning
36007 (0x8CA7)
Teach-in error
Warning
36008 (0x8CA8)
Alarm upper temperature threshold
Warning
36011 (0x8CAB)
Alarm operating hours
Warning
36015 (0x8CAF)
Alarm lower temperature threshold
Warning
36017 (0x8CB1)
Teach-in necessary
Note
36033 (0x8CC1)
Sync error
Warning
8
DIAGNOSTICS AND TROUBLESHOOTING
44
O P E R A T I N G I N S T R U C T I O N S | SLG-2
8026014/2021-06-10 | SICK
Subject to change without notice