Siemens SIMATIC S7-400 Reference Manual page 4

Preface
CE Labeling
The SIMATIC S7-400 product range complies with the requirements and protection
objectives of the following EU directives:
• EC low voltage directive 73/23/EEC
• EC electromagnetic compatibility directive 89/336/EEC
C-Tick Mark
The SIMATIC S7-400 product range complies with the requirements of the
AS/NZS 2064 standard (Australia and New Zealand).
Standards
The SIMATIC S7-400 product range complies with the requirements and criteria of
the IEC 61131-2.
Place of this Documentation in the Information Environment
This manual is part of the documentation package for S7-400, M7-400.
System
S7-400/M7-400
Navigating
The manual offers the following access aids to make it easy for you to find specific
information quickly:
• At the start of the manual you will find a complete table of contents and a list of
the diagrams and tables that appear in the manual.
• An overview of the contents of each section is provided in the left column on
each page of each chapter.
• You will find a glossary in the appendix at the end of the manual. The glossary
contains definitions of the main technical terms used in the manual.
• At the end of the manual you will find a comprehensive index which gives you
rapid access to the information you need.
iv
Documentation Package
•
S7-400, M7-400 Programmable Controller; Hardware and Installation
•
S7-400, M7-400 Programmable Controllers; Module Specifications
•
Automation System S7-400; CPU Data
•
S7-400 Instruction List
Automation System S7-400 CPU Specifications
A5E00165965-01