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Configuring MPI Networks and PROFIBUS-DP Networks
Example
3
Terminating resistance switched on
Programming device connected for maintenance purposes via spur line
0 ... x MPI addresses of the nodes
Figure 3-9
3-14
Figure 3-9 shows a possible MPI network configuration. The example
indicates the maximum possible distances in an MPI network.
S7-300
C7
OP 25
3+4
5
6
PG*
max. 50 m
S7-300
OP 25
12
11
Cable Lengths in an MPI Network
S7-300
PG*
7
Spur line
0
S7-300
OP 25
10
9
max. 50 m
RS 485
repeater
8
RS 485
repeater
C7-626 / C7-626 DP Control Systems
C79000-G7076-C626-01
max.
1000m
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