Siemens Simatic ET 200S Operating Instructions Manual page 206

Alarm, error and system messages
8.2 Alarm, error and system messages on PROFINET IO
Structure of diagnostic data records
You can find the diagnostic data records structure and examples for programming in the
From PROFIBUS DP to PROFINET IO
Data records supported by ET 200S are based on PROFINET IO - Application Layer Service
Definition V2.0.
You can download the standard at http://www.profibus.com at no cost.
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programming manual.
Operating Instructions, 12/2005, A5E00515771-03
ET 200S