Mitsubishi FR-A800 Error Code E.SAF

Mitsubishi PLC & VFD Critical Safety

Model: FR-A800 | Code: E.SAF

Applicable Systems
MELSEC FX3U MELSEC FX5U FR-A800 FR-A700 MR-J4 iQ-R Motion Controller (R32MTCPU/R16MTCPU)

Symptoms

Safety circuit anomaly detected.

Possible Causes

  • Safety input activated
  • Safety relay fault
  • Safety wiring fault

Troubleshooting Steps

  1. Step 1: Check safety input signal
    Signal normal
  2. Step 2: Verify safety relay
    Relay functioning correctly
  3. Step 3: Inspect safety wiring
    Wiring intact

How to Reset

Reset via parameter unit after safety circuit is restored.

Related Mitsubishi Fault Codes

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Source: Mitsubishi FR-A800 Instruction Manual, Mitsubishi Electric

Category: PLC & VFD