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ErrorLib — Industrial Fault Code Library

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3050H

Safety parameter error

Mitsubishi Electric · MELSEC iQ-R I/O Module

What does 3050H mean?

An error related to safety parameters was detected during system startup. This usually points to an unsuccessful or corrupted write operation of the safety parameters to the module, which is critical for safety-related functions.

Common Causes

  • A failure occurred during the process of writing safety parameters to the module.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Re-write the safety parameters to the module using GX Works3 software to ensure correct configuration.

Browse all codes in this manual (56)
Verified technical data. Last updated: April 2026

Related Faults

00A12HFailure of Disabling Safety Module1000HPower Shutoff1100HTransmission Interval Monitoring Time Range Error
Source: Mitsubishi Electric MELSEC iQ-R I/O Module
Open Manual (Page 203)Search more codes in this manual