1293
SERCOS state class 1: Encoder fault %s-axis.
Bosch Rexroth · Motion Control
What does 1293 mean?
This SERCOS state class 1 error signifies an issue with the encoder on the specified axis. The drive attempts the best possible response with a subsequent torque release. This fault can lead to inaccurate position feedback and affects the servo loop or drive operation.
Common Causes
- Servo loop fault
- Drive fault
- Encoder fault on the %s-axis.
Repair Steps & Checklist
Click steps to track your progress.
- 1
Initiate a control reset in the active channel.
Verified technical data. Last updated: March 2026
Related Faults
Source: Bosch Rexroth Motion Control