Alarm, error and system messages
9.2 PROFINET IO
ET 200pro distributed I/O system
222 Operating Instructions, 03/2013, A5E00335544-08
● The following limit values apply to POF cables (Polymer Optical Fiber cables):
– Maintenance required: 2 dB
– Maintenance demanded: 0 dB
The maintenance information is generated in
STEP 7
with the following system alarms:
● Maintenance required, identified by a yellow wrench per port.
● Maintenance demanded, identified by an orange wrench per port.
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