Siemens ET 200pro Operating Instructions Manual page 222

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