LsrExternError

Laser flags critical error to cell control

Kuka · LaserTech 3.1

What does LsrExternError mean?

A critical error has occurred within the laser periphery, and this error is being flagged to the cell control system (e.g., PLC). Depending on the configuration, this might also indicate a robot-related error affecting the laser.

Repair Steps

  1. 1

    Check the laser system's HMI or diagnostic interface for detailed error messages or specific fault codes.

  2. 2

    Review the robot controller's error logs for any associated faults that might trigger this external flag.

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Verified technical data. Last updated: March 2026