Applicable Systems
MELSEC FX3U
MELSEC FX5U
FR-A800
FR-A700
MR-J4
iQ-R Motion Controller (R32MTCPU/R16MTCPU)
Symptoms
Retry count exceeded: too many auto-retries.
Possible Causes
- Persistent fault condition
- Fault recurs after auto-reset
- Retry limit too low
Troubleshooting Steps
- Step 1: Check fault history for recurring faults
Identify root cause - Step 2: Resolve underlying fault
Fault does not recur - Step 3: Increase retry count if appropriate
Retry count sufficient
How to Reset
Reset via parameter unit after resolving root cause.
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Source: Mitsubishi FR-A800 Instruction Manual, Mitsubishi Electric
Category: PLC & VFD
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