F10B

Duplicate Station Number Error

Mitsubishi Electric · MELSEC Q-series MELSECNET/H

What does F10B mean?

This fault indicates that two or more stations on the network have been configured with the same station number. This leads to addressing conflicts and prevents proper communication.

Common Causes

  • Incorrect configuration of station numbers for multiple devices on the network

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Review and correct the station number settings for all devices on the network to ensure uniqueness

Browse all codes in this manual (60)
Verified technical data. Last updated: March 2026

Related Faults

Source: Mitsubishi Electric MELSEC Q-series MELSECNET/H