Failure Of The Profinet Cable In The Profinet Ring - Siemens SIMATIC S7-1500 System Manual

6.4.4

Failure of the PROFINET cable in the PROFINET ring

Introduction
The following redundancy scenario describes the effects of a defective PROFINET cable in the
PROFINET ring.
Redundancy scenario
①
②
③
④
⑤
Figure 6-34
S7-1500R/H redundant system
System Manual, 01/2024, A5E41814787-AF
Primary CPU
Backup CPU
PROFINET cable (redundancy connections, PROFINET ring) → interrupted
IO device ET 200MP
IO device ET 200SP
Failure of a PROFINET cable in the PROFINET ring (using S7-1500R as an example)
Application planning
6.4 Redundancy scenarios
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