Siemens SINUMERIK codes
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Siemens SINUMERIK Controller

Program/G-code · Intermediate · 30-120 minutes

Alarm 129905

Siemens 129905 - : Unable to determine the NCK version for time measurement.

The version of the specified NCU could not be determined

Siemens SINUMERIKProgram/G-codeIntermediate30-120 minutes

129905

Siemens 129905 - : Unable to determine the NCK version for time measurement.

: Unable to determine the NCK version for time measurement.

The version of the specified NCU could not be determined

Safety

  • Only qualified personnel should diagnose and clear control alarms; follow the machine builder's safety procedures and lockout/tagout where hardware work is required.

Common Causes

  • The version of the specified NCU could not be determined

Troubleshooting Steps

  1. 1Connect to the NCU and restart the PCU if required

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Always verify with your machine manual or a certified technician before performing service procedures.