A985

External warning 5

ABB · ACS580 General Purpose Drive

What does A985 mean?

An external device configured as External Event 5 (parameters 31.09 and 31.10) has generated a warning. This indicates a potential issue with external equipment or sensors that should be investigated, though it may not cause an immediate drive trip. Addressing warnings proactively prevents escalation to faults.

Additional Steps

Steps 1–2 are listed in Priority Fix.

  1. 3

    Check wiring and connections between the drive and the external device for integrity and proper termination.

Source: ABB ACS580 General Purpose Drive
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