Preface
2
Purpose of this documentation
This documentation informs you about the following aspects of configuring high availability
systems with the SIMATIC PCS 7 Process Control System:
● The basic solution concepts
● The functional mechanisms
● The most important configurations
It presents the availability solutions on all automation levels (control, process, field).
You will find references to other product manuals containing specific information for working
with individual components.
Options for accessing PCS 7 documentation
The documentation required for PCS 7 includes the following types:
● PCS 7 Readme
The readme file is available in two versions:
– PCS 7 Readme (offline)
This version is installed by PCS 7 Setup. The file only contains general information and
links to documents on the Internet.
– PCS 7 Readme (online)
This version contains all information on the installation and use of PCS 7 in the format
which is already familiar to you. The file is only available on the Internet to keep it always
up-to-date.
Note
The information provided in the
PCS 7 Readme
(online) on the Internet takes
precedence over all other PCS 7 documentation.
Read this
PCS 7 Readme
carefully, because it contains important information and
amendments on PCS 7.
● PCS 7 System Documentation
System documentation contains information that covers several products, such as
configuration manuals and Getting Started manuals. This documentation serves as a
guideline for the overall system and explains the interaction between the individual
hardware and software components.
See information in the product overview
Process Control System PCS 7; PCS 7 -
Documentation
; Section "Options for accessing the documentation".
● PCS 7 Product Documentation
Product documentation contains information about special hardware and software
components. The individual documents provide detailed information on the specific
component.
High Availability Process Control Systems (V9.0)
Function Manual, 05/2017, A5E39221836-AA 9