Preface - Siemens SIMATIC S7 System Manual

Preface

Purpose of the manual
The S7-1200 series is a line of programmable logic controllers (PLCs) that can control a
variety of automation applications. Compact design, low cost, and a powerful instruction set
make the S7-1200 a perfect solution for controlling a wide variety of applications. The S7-
1200 models and the Windows-based programming tool give you the flexibility you need to
solve your automation problems.
This manual provides information about installing and programming the S7-1200 PLCs and
is designed for engineers, programmers, installers, and electricians who have a general
knowledge of programmable logic controllers.
Required basic knowledge
To understand this manual, it is necessary to have a general knowledge of automation and
programmable logic controllers.
Scope of the manual
This manual describes the following products:
● STEP 7 V11 Basic and Professional
● S7-1200 CPU firmware release V2.2
For a complete list of the S7-1200 products described in this manual, refer to the technical
specifications (Page 657).
Certification, CE label, C-Tick, and other standards
Refer to the technical specifications (Page 657) for more information.
Service and support
In addition to our documentation, we offer our technical expertise on the Internet on the
customer support web site (http://www.siemens.com/automation/support-request).
Contact your Siemens distributor or sales office for assistance in answering any technical
questions, for training, or for ordering S7 products. Because your sales representatives are
technically trained and have the most specific knowledge about your operations, process
and industry, as well as about the individual Siemens products that you are using, they can
provide the fastest and most efficient answers to any problems you might encounter.
S7-1200 Programmable controller
System Manual, 11/2011, A5E02486680-05
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