Communication via PROFIBUS and PROFINET
3.3 PROFIdrive profile - Diagnostic channels
Fieldbuses
Function Manual, 04/2018, FW V4.7 SP10, A5E34229197B AE
49
Reading out diagnostics data
The control requests the diagnostics data from the inverter using "Read data set", e.g. using
a read record with index 800C hex.
The following rules apply:
● 1 Message block (=ChannelDiagnosisData)
if (one or several) faults of the same message class are detected at the inverter
● n message blocks
if at the inverter, n faults of different message classes are detected
Further information is provided in the Internet: To access this link, you must be a member of
PROFIBUS and PROFINET International (PI).
PROFINET IO specification (http://www.profibus.com/nc/download/specifications-
standards/downloads/profinet-io-specification/display/)
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