1301
SERCOS state class 1: Position limit of %s-axis exceeded.
Bosch Rexroth · Motion Control
What does 1301 mean?
This SERCOS state class 1 error indicates that the physical or software-defined position limit of the specified axis has been exceeded. The drive attempts the best possible response with a subsequent torque release. This fault suggests a runaway condition, incorrect limit settings, or a control issue.
Common Causes
- Servo loop fault
- Drive fault
- Position limit exceeded 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