247A0000 hex
Number of Distributed Sensor Unit Verify Error
Omron · NJ/NX-series Machine Automation Controller
What does 247A0000 hex mean?
The count of Distributed Sensor Units detected at power-up is lower than expected. This suggests a disconnection or failure of one or more Distributed Sensor Units within the E3NW-ECT system.
Common Causes
- The Distributed Sensor Unit is disconnected.
Repair Steps & Checklist
Click steps to track your progress.
- 1
Verify the physical connections to all Distributed Sensor Units.
- 2
Check for power supply issues to the Distributed Sensor Units.
Verified technical data. Last updated: March 2026
Related Faults
Source: Omron NJ/NX-series Machine Automation Controller