Networking
5-13
S7-400 and M7-400 Programmable Controllers, Installation Manual
C79000-G7076-C424-01
Example Using a CPU 414-2
The figure below shows an example of a configuration with CPU 414-2 DP which is
integrated in an MPI network and simultaneously used as DP master in a
PROFIBUS-DP network.
In both networks, the node numbers can be assigned separately without conflicts
resulting.
À Terminating resistor switched on
* Only connected via spur line for startup/maintenance
MPI network
OP
S7-400
S7-400 with
CPU 414-2 as
DP master
ET 200M
ET 200B
RS 485
repeater
S7-400
S7-400
OP
ET 200M
ET 200B
À
À
À
S7-200
À
À
À
S7-300
OP
S7-300
Programming
device
PROFIBUS-DP
network
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