Mitsubishi Electric · MELSEC Q-series MELSECNET/H
The number of relay stations specified for a transmission is outside the permissible range or 8 or more relay destination stations were specified. This is a system configuration error.
Click steps to track your progress.
Adjust the system configuration to set the number of relay stations to which data can be sent within the valid limit (implied to be less than 8)
Review the entire network system architecture for excessive relay station usage