Diagnostic Addresses For Dp Masters And Dp Slaves - Siemens SIMATIC S7-300 Hardware And Installation Manual

Diagnostic Addresses
With CPU 31x-2 you assign diagnostic addresses for the PROFIBUS DP. Make
sure during configuration that DP diagnostic addresses are assigned to the DP
master and to the DP slave.
CPU as DP master
When you configure ithe DP
masters, you have to specify (in
the associated project of the
DP masters) a diagnostic
address for the DP slave. In the
following, this diagnostic address
is refered to as
DP master
The DP master recieves
information on the status of the
DP slaves or on a bus
interruption via this diagnostic
address.
Figure 11-3 Diagnostic addresses for DP masters and DP slaves
S7-300 Programmable Controller Hardware and Installation
A5E00105492-02
Testing functions, Diagnostics and Fault Elimination
PROFIBUS DP
During configuration you must specify two diagnostic addresses:
Diagnostic address
allocated to the
.
CPU as DP slave
Diagnostic address
When you configure the DP slaves
you must also specify (in the
associated projects of the DP
slaves) a diagnostic address that is
allocated to the DP slave. In the
following, the diagnostic address is
refered to as allocated to the DP
slave.
The DP slave receives information
on the status of the DP masters or
on a bus interruption via this
diagnostic address.
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