44A2

ENCERR_ADDR_CONTROLLER

Beckhoff · TwinCAT 2 NC

What does 44A2 mean?

This error indicates an issue with the controller's address configuration for an encoder. The NC system cannot properly locate or communicate with the encoder due to an incorrect or missing address assignment. This directly impacts the ability to read position feedback and control the associated axis.

Additional Steps

Steps 1–2 are listed in Priority Fix.

  1. 3

    Ensure there are no conflicts with other device addresses in the system.

  2. 4

    Perform an NC system restart after making any address configuration changes.

Source: Beckhoff TwinCAT 2 NC
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