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9084 fault in ABB ACS880 drive

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Cause : External fault 4 comes when an issue with an external device connected to the drive that the drive is programmed to monitor.

The fault code 9084 in your ABB ACS880 drive indicates an External Fault 4. This signifies an issue with an external device connected to the drive that the drive is programmed to monitor.

  1. Check the external device.
  2. Check setting of parameter 31.7 External event 4 source.
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