08120000 hex
External Encoder Status Error 4
Omron · NJ/NX-series Machine Automation Controller
What does 08120000 hex mean?
Bit 04 of the external encoder error code (ALMC) was set to 1, indicating a specific status or fault condition from the external encoder. Diagnosis requires consulting the encoder's dedicated manual.
Common Causes
- Bit 04 of the external encoder error code (ALMC) was set to 1.
Repair Steps & Checklist
Click steps to track your progress.
- 1
Consult the external encoder's specific manual for the meaning of ALMC Bit 04 and corresponding troubleshooting steps.
Verified technical data. Last updated: March 2026
Related Faults
Source: Omron NJ/NX-series Machine Automation Controller