
Operation Manual EMGZ490A
30.08.2019
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7.3
Limitations
In order for the EMGZ490A to not reach system limitations, one should avoid the use of
some services during operation. These services are:
•
Port scanning
•
Web services
•
Stress tests
•
As well as all other not-PROFINET related services and protocols
•
The use of ring topology is not permitted.
Caution
During operation the use of not-PROFINET related services and protocols should be
avoided. There is the possibility of a system overload, if such a service is nonetheless
used. The consequence is a connection interruption between EMGZ490A and PLC. The
interruption usually lasts between 3-5 seconds. Afterwards, a new connection is
automatically established again.