Changes Compared To The Previous Version; Certification - Siemens SIMATIC S7-400H Manual

Preface

Changes compared to the previous version

The current version of the "Redundant Systems" manual contains the following
changes compared with the previous version:
• We have expanded the spectrum of redundant I/O modules.
Note: You can identify the previous version of the "Redundant Systems" manual by
the number on the footer: A5E00068197-06.
The current number is : A5E00068197-07.

Certification

The SIMATIC S7-400 product range has the following certificates:
• Underwriters Laboratories, Inc.: UL 508 (Industrial Control Equipment)
• Canadian Standards Association: CSA C22.2 Number 142 (Process Control
Equipment)
• Factory Mutual Research: Approval Standard Class Number 3611.
Detailed information about the certifications and standards is available in the
reference manual "Automation System S7-400, Module Specifications" in
Chapter 1.1, Standards and Certifications.
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 can be order separately under the order number
6ES7988-8HA10-8BA0. It is also available in electronic version on the product CD
"H Options Package".
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Automation System S7-400H Fault-tolerant Systems
A5E00068197-07