Mitsubishi Electric · MELSEC Q-series MELSECNET/H
The station is reporting a disconnected status, indicating a loss of communication. This can be due to incorrect parameter settings, faulty hardware, or network cabling issues, especially in a remote I/O setup.
Click steps to track your progress.
Review all parameter and switch settings for the affected station, ensuring they are correct and the station is properly configured as a remote master station
Inspect network cables for physical damage, loose connections, or incorrect wiring
Check for sources of electrical noise
Verify that station numbers and remote master station settings are not duplicated
Examine network hardware for faults