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Operation
User manual 55170_hdb_en_13
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LED display
IO-Link
Tab. 9-3: LED indication IO-Link
Indica-
tion
State
Description
Green
Lights continu-
ously
IO-Link in status Operate
Green
Flashing at
1 Hz
No IO-Link connection
Green
Flashing at
10 Hz
IO-Link in the Pre-Operate state during
data storage
Red
Flashing at
2 Hz
Validation failed.
Incompatible IO-Link module connect-
ed for data storage.
Data storage failed
Off
IO-Link connection deactivated