The safety controller stops and goes into error status. The "Safe Status" LED lights up orange, the "PLC" LED lights up red.
Communication between PLC Designer and c250-S is cancelled with the error message "No connection to the safety device. Please rescan your network.".
The entry "2101: Connection interrupted" appears in the logbook of the c250-S.
Conditions under which the behavior occurs:
The behaviour occurs if you are online simultaneously with the PLC Designer on the standard and safety controller during commissioning of a machine and a visualisation page is then opened in the PLC Designer.
Affected products:
Safety Controller C25BAYSQ
Short-term measures, Recommendations, Rating:
Log out of
the safety controller before opening a visualisation page in the PLC Designer.
The amount
of data that can be displayed on a visualisation page and the other diagnostic
data to be transmitted can exceed the maximum possible data volume of the
mailbox communication.