Applicable Systems
CJ/CS Series
Symptoms
Battery voltage has dropped below minimum threshold.
Possible Causes
Battery approaching end of life (normal 5-year lifespan), or battery disconnected.
Troubleshooting Steps
Replace battery within 1 week to prevent data loss. Use CS1W-BAT01 replacement battery.
How to Reset
Replace battery
Common Replacement Parts
- CS1W-BAT01
Source: Omron CP1H system manual
Category: PLC & VFD