17

Control word timeout

Danfoss · VLT AutomationDrive FC 301/302

What does 17 mean?

No communication is detected from the control word source to the frequency converter. This warning is active only when parameter 8-04 Control Word Timeout Function is not set to [0] Off. If set to [5] Stop and trip, the drive will ramp down to a stop and issue an alarm.

Additional Steps

Steps 1–2 are listed in Priority Fix.

  1. 3

    Verify the proper operation and functionality of the external communication equipment (e.g., PLC, HMI).

  2. 4

    Confirm that proper EMC (Electromagnetic Compatibility) installation guidelines were followed to prevent communication interference.

Source: Danfoss VLT AutomationDrive FC 301/302
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