Siemens SIMATIC PCS 7 Function Manual page 164

Advantages of fault-tolerant components
4.7 SIMATIC Route Control stations
tolerant plant bus. Each PC station and each CPU is connected to the plant bus with 2 CP
each:
Additional information
● Section "How to configure a fault-tolerant plant bus (Page 100)"
● You can find information about the Route Control wizards in the manual
● Online help for
164
System PCS 7; SIMATIC Route Control .
STEP 7
Process Control
Fault-tolerant Process Control Systems (V8.0)
Function Manual, 03/2012, A5E02779471-02