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Preface, Preface, contents – Siemens Simatic S7-400 User Manual

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S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07

Preface

Purpose of the Manual

The manual contains reference information on operator actions, descriptions of
functions and technical specifications of the central processing units, power supply
modules and interface modules of the S7-400.

How to configure, assemble and wire these modules in an S7-400 or M7-400
system is described in the installation manuals for each system.

Required Basic Knowledge

You will need a general knowledge of automation to understand this manual.

In addition, you are required to know how to use computers or devices with similar
functions (e. g. programming devices) under Windows 95/98/2000 or NT operating
systems. Since S7-400 is configured with the STEP 7 basic software, you have to
have a good working knowledge of the software. You can acquire this knowledge in
the manual “Programming with STEP 7”. Read the notes on the safety of electronic
controllers in the appendix of the Installation manual – especially when using a
S7-400 in safety–relevant areas.

Target Group

This manual is aimed at people with the required qualifications to commission,
operate and maintain the products described.

Where is this Manual valid?

The manual is valid for the S7-400, M7-400 programmable controller.

This manual is related to the following products: