Mitsubishi FR-A800 Error Code E.OP3

Mitsubishi PLC & VFD Major Option

Model: FR-A800 | Code: E.OP3

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

Symptoms

Option card fault (type 3) detected.

Possible Causes

  • Option card communication error
  • Option card hardware fault
  • Configuration mismatch

Troubleshooting Steps

  1. Step 1: Check option card communication
    Communication restored
  2. Step 2: Verify option card hardware
    Card functional
  3. Step 3: Update configuration
    Configuration correct

How to Reset

Reset via parameter unit after option card repair.

Related Mitsubishi Fault Codes

Source: Mitsubishi FR-A800 Instruction Manual, Mitsubishi Electric

Category: PLC & VFD