Siemens SIMATIC S7-1200 Gebruiksaanwijzing - Pagina 9

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Siemens SIMATIC S7-1200 Gebruiksaanwijzing

Network topologies

2.1

Network topologies

Switching technology allows extensive networks to be set up with numerous nodes and

simplifies network expansion.

Which topologies can be implemented?

Linear (bus) and star topologies can be implemented with the compact switch module

CSM 1277.

Note

Make sure that the maximum permitted cable lengths for the relevant devices are not

exceeded. You will find the permitted cable lengths in the technical specifications.

Bus topology

Figure 2-1

Compact Switch Module CSM 1277

Operating Instructions, V. 1.20, A2B00079397B

Bus topology with the CSM 1277