Installation OS20/OS30
Release
03
06/2015
21
1.8 “FAULT” signal contact
The signal contact (“FAULT“, pin assignment see table 4) is used to monitor
the device function, and thus supports remote diagnostics. You can specify
the type of function monitoring in the Management.
You can also use the Management to set the signal contact manually and
thus control external devices.
The potential-free signal contact (relay contact, closed circuit) reports
through a break in contact:
The failure of at least one supply voltage.
The device is not operational.
The failure of the connection on at least one port.
The report of the link status can be masked by the Management for each
port. In the delivery state, is deactivated.
Failure of the ring redundancy reserve.
Errors detected during the self-diagnostic test.
Incorrect configuration of the HIPER-Ring or ring coupling.
The following condition is also reported in RM mode:
Ring redundancy reserve is available. On delivery, there is no ring
redundancy monitoring.
You can also use the Management to set the signal contact manually and
thus control external devices.
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