Redundant Optical Ring With Two Olms - Siemens SIMATIC NET Operating Instructions Manual

NOTICE
Functional disruption due to incorrect transmission medium
No plastic fiber-optic cable may be connected to an OLM that uses glass fiber-optic cable
and vice versa.
7.1.5.2

Redundant optical ring with two OLMs

Setting up a redundant optical ring with two PROFIBUS OLMs can be seen as special case
of the redundant optical ring and can be implemented with the following two configurations.
Figure 7-4
Figure 7-5
Optical link module
Operating Instructions, 01/2020, C79000-G8976-C270-06
Configuration 1
Configuration 2
Planning/configuring
7.1 Network topologies
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