F228
SEND Instruction to Remote I/O Station
Mitsubishi Electric · MELSEC Q-series MELSECNET/H
What does F228 mean?
A SEND instruction was executed with a target network or station number configured for a remote I/O station, which is an invalid operation for a SEND instruction.
Common Causes
- Incorrect target network number or target station number specified in the request control block of the SEND/RECV instructions, pointing to a remote I/O station
Repair Steps & Checklist
Click steps to track your progress.
- 1
Review the target network number and target station number specified in the request control block of the SEND/RECV instructions
- 2
Ensure the SEND instruction targets a valid station type, not a remote I/O station
Verified technical data. Last updated: March 2026
Related Faults
Source: Mitsubishi Electric MELSEC Q-series MELSECNET/H