Sporadical error, "EtherCAT: internal error", with an externally supplied EtherCAT module

Corrected from:
EtherCAT E94AYCET communication module FV 4.02

Response of the new version?
If the mains is switched on a 94xx standard device with an EtherCAT module that is externally supplied with 24V, no error occurs, EtherCAT: internal error.
 
What happens?
The EtherCAT module reports the error: "EtherCAT: internal error" whilst EtherCAT communication is ongoing.

When does the problem occur?
The problem may occur when the mains is switched on the 94xx standard device whilst EtherCAT communication is ongoing and with an externally supplied module.

Which products are affected?
EtherCAT E94AYCET FV 3 communication module

Diagnostics options?
The error message "EtherCAT: internal error" indicates this response.

Short-term measures/recommendations?
If possible, do not supply the EtherCAT module, but the 94xx standard device, externally with 24V.

Evaluation:
None

URL for linking this AKB article: https://www.lenze.com/en-de/go/akb/201800123/1/
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