Siemens X-400 - Manual (Page 40)

Product Description of SCALANCE X-400
Operating Instructions for SCALANCE X-400 Industrial Ethernet Switches
40 C79000-G8976-C186-03
Signaling Contact
The following can be signaled over a floating signaling contact:
● Failure of the power supply.
The power supply monitored is selected in the fault mask.
● Bad link status of a port.
(wrong connector or no connection to partner device). The port monitored is se-
lected in the fault mask.
● Change to the DIL switch during operation.
Possible inconsistency between the switch setting and the actual operating
state, The switch setting is adopted only after a restart.
If the SCALANCE X414-3E is set as the redundancy manager, the following errors
are also reported:
● Bad link status of the ring ports, regardless of the status of the fault mask.
● Configuration of a second SCALANCE X414-3E as redundancy manager in the
same ring.