Below are the events which do not cause a switchover :
- simultaneous interruption of communication with all RIO drops by both the primary and the standby PAC
- partial interruption of communication with the RIO drops by the primary PAC
- a Modbus connection break
- overload broadcast traffic generated by a peer (for example, SCADA, or another PAC)
- a BMENOC0301/11 module that stops operating
- removal of an SD memory card
- for a Hot Standby safety system, if the primary PAC is partially (either the SAFE program or the PROCESS program) in the HALT state, and not all of the tasks in the standby PAC are in RUN
Released for:Schneider Electric India
