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LED ERROR - Alerts
This LED flashes in conjunction with additional S## LEDs to indicate alerts. In the case of an alert,
the device transitions to the defined safe state. Remove the cause of the alert to exit the defined
safe state and resume operation. Contact your IDEC CORPORATION service representative if the
condition persists.
State
In conjunction with additional
LEDs
Additional LEDs State of
Flashing
S## and S##
Flashing
S## and S##
HR9Z-B2192 8/2020
Meaning
additional LEDs
Flashing
Synchronization time
alternatively
exceeded.
Flashing
Signal interlock condition
synchronously
of two safety-related
inputs.
The two safety-related
inputs affected by the
signal interlock condition
must be deactivated for
at least 1 second before
the safety-related outputs
can be activated again.
Remedy
Verify correct operation of the
sensors/devices providing the input
signal.
If synchronization is not required for
your application, use an equivalent
application function without
synchronization.
Deactivate the two safety-related
inputs affected by the signal
interlock condition for at least
1 second.
Verify correct operation of the
contacts of the sensor/sdevices
providing the input signal.
Diagnostics
77
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