Siemens Simatic S7-400 - Page 121

Networking
5-11
S7-400 and M7-400 Programmable Controllers, Installation Manual
C79000-G7076-C424-01
Example of an MPI Network
* Only connected via spur line for startup/maintenance (with default MPI address)
** Connected to the MPI network later on (with default MPI address)
0 to x MPI addresses of nodes
À Terminating resistor switched on
S7-400**
S7-400 S7-400
S7-400
S7-400 S7-400
0
11
78910
123456
OP OP
OP**
À
À
S7-300
Programming
device
Programming device*
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