Siemens SIMATIC PCS 7 System Manual page 89

Diagnostic addresses for DP master and I-slave
You assign diagnostic addresses for PROFIBUS DP for the CPU 410-5H. Pay attention
during configuring that DP diagnostic addresses are assigned once to the DP master and
once to the I-slave.
During configuration of the DP master,
specify (in the associated project of the
DP master) a diagnostic address for the
This diagnostic address is used by DP
master to obtain information about the
status of DP slave or a bus interruption.
CPU 410-5H Process Automation/CPU 410 SMART
System Manual, 09/2014, A5E32631667-AB
5.3 Diagnostics of the CPU 410-5H as PROFIBUS DP master
CPU 410 as DP master
Specify 2 diagnostic addresses when configuring
Diagnostic address
DP slave.
I-slave
Diagnostic address
During configuration of the I-slave, also
specify (in the associated project of the I-
slave) a diagnostic address that is
assigned to the I-slave
.
This diagnostic address is used by the I-
slave
to obtain information on the status of the DP
master
or on a bus interruption.
PROFIBUS DP
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