Siemens SIMATIC PCS 7 CPU 410-5H User Manual

Supplementary information
15.9 Communication via S7 connections
CPU 410-5H Process Automation
System Manual, 09/2014, A5E31622160-AB
265
The following figure shows such a configuration.
Figure 15-12 Example of redundancy with fault-tolerant systems and a redundant bus system with
redundant standard connections
Response to failure
Double errors in the fault-tolerant system (i.e., CPUa1 and CPa 2) or in the standard system
(CPb1 and CPb2), and single errors in the standard system (CPUb1) lead to a total failure of
communication between the systems involved (see previous figure).

Siemens SIMATIC PCS 7 CPU 410-5H Specifications

General

Brand	Siemens
Model	SIMATIC PCS 7 CPU 410-5H
Category	Controller
Language	English