EN 61508-4:2010

Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 4: Definitions and abbreviations

Publication date:   Jun 17, 2010

General information

60.60 Standard published   May 28, 2010

CENELEC

CLC/TC 65X Industrial-process measurement, control and automation

European Norm

25.040.40   Industrial process measurement and control | 29.020   Electrical engineering in general

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Scope

IEC 61508-4:2010 contains the definitions and explanation of terms that are used in parts 1 to 7 of the IEC 61508 series of standards. The definitions are grouped under general headings so that related terms can be understood within the context of each other. However, it should be noted that these headings are not intended to add meaning to the definitions. This second edition cancels and replaces the first edition published in 1998. This edition constitutes a technical revision. It has been subject to a thorough review and incorporates many comments received at the various revision stages. It has the status of a basic safety publication according to IEC Guide 104. <span style='color:red'>NEW!</span> Also available: <a href='http://webstore.iec.ch/webstore/webstore.nsf/standards+ed/S+%20IEC%2061508%20Ed.%202.0?OpenDocument '> IEC Standards+ 61508:2010</a>, containing all parts, together with a commented Redline version. Changes made in this 2nd edition are highlighted and commented by a leading world expert.

Life cycle

PREVIOUSLY

WITHDRAWN
EN 61508-4:2001

NOW

PUBLISHED
EN 61508-4:2010
60.60 Standard published
May 28, 2010

REVISED BY

IN_DEVELOPMENT
prEN IEC 61508-4