jpratha
Member
We have a PLC system of 140 cpu113 02 as processor,140 crp 93100 as R I/O head of modicon.The RI/O drop is C 908 M of L&T.Very often we have communication problem between R I/O head and R I/O receiver as error A or error B and the machine stops.error goes away after recycling of power.pl help regarding this.