What is the External Error (EPF1) fault on the Altivar Process Drive?
Resolution:
Probable Cause
- Event triggered by an external device, depending on user.
- An external error has been triggered via Embedded Ethernet
Remedy
- Check External Fault settings
- [Complete settings] -> [Error/Warning handling] -> [External error]
- External error assignment. If the assigned bit state is:
- 0: there is no external error.
- 1: there is an external error (EPF1)
- Check Embedded Ethernet settings
- [Communication] -> [Comm parameters] -> [Embd Eth Config]
- A faulty or duplicate address can cause conflicting issues.
- Try setting a different fixed IP address
- Check Network or PLC settings for any other conflicts
- Check for any possible electrical interferences
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