S7-1500H structure and operating principle
The figure below shows the typical structure of the S7-1500H redundant system.
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Figure 2-5
S7-1500R/H redundant system
System Manual, 10/2018, A5E41814787-AA
S7-1500H CPU
PROFINET cable (PROFINET ring)
Redundancy connections (fiber-optic cables)
IO device
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Structure of an S7-1500H redundant system
2.1 What is the S7-1500R/H redundant system?
System overview
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