EN 61511-3:2004

Functional safety - Safety instrumented systems for the process industry sector - Part 3: Guidance for the determination of the required safety integrity levels

provides information on the underlying concepts of risk, the relationship of risk to safety integrity, the determination of tolerable risk and a number of different methods that enable the safety integrity levels for the safety instru-mented functions to be determined

Funktionale Sicherheit - Sicherheitstechnische Systeme für die Prozessindustrie - Teil 3: Anleitung für die Bestimmung der erforderlichen Sicherheits-Integritätslevel

Sécurité fonctionnelle - Systèmes instrumentés de sécurité pour le secteur des industries de transformation - Partie 3: Conseils pour la détermination des niveaux exigés d'intégrité de sécurité

fournit des informations sur les concepts sous-jacents de risque et la relation entre risque et intégrité, la détermination du risque tolérable, différentes méthodes permettant de déterminer les niveaux d'intégrité de sécurité des fonctions instrumentées de sécurité. Elle a le statut d'une norme horizontale conformément au Guide 108 de la CEI.

Funkcijska varnost - Sistemi z varnostnimi instrumenti za sektor procesne industrije - 3. del: Smernice za ugotavljanje zahtevanih nivojev celovite varnosti (IEC 61511-3:2003)

General Information

• Status: Withdrawn
• Publication Date: 22-Dec-2004
• Withdrawal Date: 30-Sep-2007
• ICS: 25.040.01 - Industrial automation systems in general
• Technical Committee: CLC/TC 65X - Industrial-process measurement, control and automation
• Drafting Committee: IEC/SC 65A - IEC_SC_65A
• Parallel Committee: IEC/SC 65A - IEC_SC_65A
• Current Stage: 9960 - Withdrawal effective - Withdrawal
• Start Date: 21-Apr-2020
• Completion Date: 21-Apr-2020
• Ref Project: SIST EN 61511-3:2007 - Functional safety - Safety instrumented systems for the process industry sector -- Part 3: Guidance for the determination of the required safety integrity levels

Relations

• Replaced By: EN 61511-3:2017 - Functional safety - Safety instrumented systems for the process industry sector - Part 3: Guidance for the determination of the required safety integrity levels
• Effective Date: 28-Jan-2023

Standards Content (Sample)

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EUROPEAN STANDARD
EN 61511-3 NORME EUROPÉENNE EUROPÄISCHE NORM
December 2004 CENELEC European Committee for Electrotechnical Standardization Comité Européen de Normalisation Electrotechnique Europäisches Komitee für Elektrotechnische Normung
Central Secretariat: rue de Stassart 35, B - 1050 Brussels
© 2004 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members.
Ref. No. EN 61511-3:2004 E
ICS 25.040.01
English version
Functional safety –
Safety instrumented systems for the process industry sector Part 3: Guidance for the determination
of the required safety integrity levels (IEC 61511-3:2003 + corrigendum 2004)
Sécurité fonctionnelle –
Systèmes instrumentés de sécurité
pour le secteur des industries
de transformation Partie 3: Conseils pour la détermination des niveaux d'intégrité de sécurité (CEI 61511-3:2003)
Funktionale Sicherheit - Sicherheitstechnische Systeme
für die Prozessindustrie Teil 3: Anleitung für die Bestimmung
der erforderlichen Sicherheits-Integritätslevel (IEC 61511-3:2003 + Corrigendum 2004)
This European Standard was approved by CENELEC on 2004-10-01. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration.
Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CENELEC member.
This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CENELEC member into its own language and notified to the Central Secretariat has the same status as the official versions.
CENELEC members are the national electrotechnical committees of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.



EN 61511-3:2004 - 2 - Foreword The text of the International Standard IEC 61511-3:2003, prepared by SC 65A, System aspects, of IEC TC 65, Industrial-process measurement and control, was submitted to the Unique Acceptance Procedure and was approved by CENELEC as EN 61511-3 on 2004-10-01 without any modification. The following dates were fixed: – latest date by which the EN has to be implemented
at national level by publication of an identical
national standard or by endorsement
(dop) 2005-10-01 – latest date by which the national standards conflicting
with the EN have to be withdrawn
(dow) 2007-10-01 __________ Endorsement notice The text of the International Standard IEC 61511-3:2003 + corrigendum October 2004 was approved by CENELEC as a European Standard without any modification. __________



NORME INTERNATIONALECEIIEC INTERNATIONAL STANDARD 61511-3Première éditionFirst edition2003-03 Sécurité fonctionnelle – Systèmes instrumentés de sécurité pour
le secteur des industries de transformation – Partie 3: Conseils pour la détermination des niveaux exigés d'intégrité de sécurité
Functional safety – Safety instrumented systems for the process industry sector – Part 3: Guidance for the determination of the required safety integrity levels
Pour prix, voir catalogue en vigueur For price, see current catalogue IEC 2004
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61511-3  IEC:2004 – 3 –
CONTENTS FOREWORD.7 INTRODUCTION.11 1 Scope.
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