Siemens SIMATIC PCS 7 Function Manual page 149

Result
The following figure shows the redundant network connection of the two OS servers to the
SIMATIC H station in NetPro:
Additional information
● Section "Network components (Page 46)"
● Section "How to configure a fault-tolerant plant bus (Page 112)"
● Online help for
Fault-tolerant Process Control Systems (V8.1)
Function Manual, 11/2014, A5E34878832-AA
STEP 7
Advantages of fault-tolerant components
4.5 Operator stations
149