F11F
Initial Status (No Baton Addressed to Host)
Mitsubishi Electric · MELSEC Q-series MELSECNET/H
What does F11F mean?
The system is in an initial status where no baton is being addressed to the host station. This can be caused by parameter/switch settings or a mix of incompatible network modules.
Common Causes
- Parameter error or incorrect switch settings for the corresponding remote master station
- Mixing MESLECNET/H remote I/O network modules with MELSECNET/10 network modules
Repair Steps & Checklist
Click steps to track your progress.
- 1
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
- 2
Confirm that only one type of network module (e.g., MESLECNET/H or MELSECNET/10) is used within the network and matches the control station type
Verified technical data. Last updated: March 2026
Related Faults
Source: Mitsubishi Electric MELSEC Q-series MELSECNET/H