Diagnostics Via Profinet - Siemens SINAMICS G150 Operating Instructions Manual

Operation
6.7 Communication according to PROFIdrive
6.7.5.1

Diagnostics via PROFINET

For PROFINET, to transfer PROFIdrive message classes, channel diagnostics (Channel
Diagnosis) are used (see PROFINET IO specification (http://www.profibus.com)).
A message always comprises the following components in this specific sequence:
● Block Header (6 Byte)
– Blocktype
– Blocklength
– BlockversionHigh
– BlockversionLow
● API (4 Byte)
● Slot Number (2 Byte)
● Sub Slot Number (2 Byte)
● Channel Number (2 Byte)
● Channel Properties (0x8000) (2 Byte)
● User Structure Identifier (2 Byte)
● Channel Diagnosis Data (6 Byte)
– Channel Number (2 Byte)
– Channel Properties (2 Byte)
– Channel Error Type (2 Byte)
Overview
Figure 6-32 Components of a message
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Operating Instructions, 07/2016, A5E03347396A