Line Topology Without Optical Fiber Link Monitoring - Siemens SIMATIC 500 Series Description And Operating Instructions

3 Network Topologies

3.1.2 Line topology without optical fiber link monitoring

Use this operating mode if you connect a PROFIBUS OLM with another optical fiber network component, which does
not send a frame echo and does not expect or is not compatible with a frame echo in accordance with PROFIBUS
guidelines (optical/electrical converter).
Monitoring mechanisms:
Send echo:
Monitor echo:
Suppress echo:
Monitor:
Segmentation:
Individual fiber links are not monitored in this operating mode.
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3.1 Line topology
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