Siemens Simatic ET 200S Operating Instructions Manual page 180

Alarm, error and system messages
8.1 Alarm, error and system messages on PROFIBUS DP
Structure of the channel-specific diagnostics
The identifier-related diagnostics for ET 200S is structured as follows for the IM151-1 BASIC
or COMPACT interface modules:
Figure 8-8
8-32
Structure of the channel-related diagnostics for ET 200S with IM151-1 BASIC or
COMPACT modules
Operating Instructions, 12/2005, A5E00515771-03
ET 200S