Mpoon
Member
Mitsubishi PLC system, have intermittent communication lost, between 5 PLC CPU.
L. Err red LED flashing on the communication module QJ71BR11. checked cable, clean connector. Pin,
still happen occasionally , any one can help?
L. Err red LED flashing on the communication module QJ71BR11. checked cable, clean connector. Pin,
still happen occasionally , any one can help?