Application planning
6.3 Configuration versions
S7-1500R/H redundant system
System Manual, 01/2024, A5E41814787-AF
167
Configuration of S7-1500H with R1 devices and Y-switches with DNA redundancy in a line
topology
Two fiber-optic cables (redundancy connections)
PROFINET cable (line topology 1)
PROFINET cable (line topology 2)
IO device ET 200SP HA (with system redundancy R1)
IO device ET 200SP (with system redundancy R1)
Switch (SCALANCE XF204-2BA)
Y-switch (SCALANCE XF204-2BA DNA)
PROFINET cable (PROFINET ring)
IO device ET 200SP (with system redundancy S2)
Figure 6-25 Configuration of S7-1500H with R1 devices and Y-switches with DNA redundancy in line
topology
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