Siemens SIMATIC NET S7-300 - Network Topologies

Network topologies
2
2.1 Network topologies
Switching technology allows extensive networks to be set up with numerous nodes and
simpli󹪝es network expansion.
Which topologies can be implemented?
Linear (bus) and star topologies can be implemented with the compact switch module CSM 377.
Note
Make sure that the maximum permitted cable lengths for the relevant devices are not exceeded.
You will 󹪝nd the permitted cable lengths in the technical speci󹪝cations.
Bus topology
Figure 2-1 Bus topology with the CSM 377
Compact Switch Module CSM 377
Operating Instructions, 06/2022, A2B00073499-02 9