Operating instructions

Active Components and Topologies
6-9
SIMATIC NET Tw isted-Pair and Fiber-Optic Networks
C79000-G8976-C125-02
6.1.4.1 Bus Structure
ELM
OLM OLM OLM OLMELM
1. ITP standard cable 9/15
2. ITP XP standard cable 9/9
1
1
2
2
3. 727-1 drop cable
4. Triaxial cable
5. Fiber-optic cable (FO)
5
3
33
4
5
5
Figure 6-4 Bus Structure with OLMs and ELMs