Applicable Systems
MELSEC FX3U
MELSEC FX5U
FR-A800
FR-A700
MR-J4
iQ-R Motion Controller (R32MTCPU/R16MTCPU)
Symptoms
Analog input signal anomaly detected.
Possible Causes
- Analog input out of range
- Signal cable broken
- Sensor fault
Troubleshooting Steps
- Step 1: Check analog input signal
Signal within expected range - Step 2: Inspect signal cable
Cable intact - Step 3: Verify sensor operation
Sensor functional
How to Reset
Reset via parameter unit after analog input is restored.
Source: Mitsubishi FR-A800 Instruction Manual, Mitsubishi Electric
Category: PLC & VFD