Operating instructions

Network Topologies with OSM/ESM
Industrial Ethernet OSM/ESM
C79000-Z8976-C068-04
25
2 ITP XP standard cable 9/9
3 TP cord 9/RJ45
4 ITP standard cable 9/15
2
2
2
2
3 4
4
4
PC
S7-400 S7-400S7-300
ESM ESM
ITP 80
ESM ESM
ITP 80
ESM
Figure 8: Bus with ESMs
In a bus consisting of ESMs, both ESM ITP80 modules and ESM TP80 modules can
be used. (Connecting cable to couple the two variants available on request).