DIN EN ISO 13849-1-2016 Safety of machinery - Safety-related parts of control systems - Part 1 General principles for design (ISO 13849-1 2015) German version EN ISO 13849-1 2015《机.pdf

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1、June 2016 English price group 32No part of this translation may be reproduced without prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).ICS 13.110!%VpG“2517736www.din.deDIN EN

2、 ISO 13849-1Safety of machinery Safety-related parts of control systems Part 1: General principles for design (ISO 13849-1:2015);English version EN ISO 13849-1:2015,English translation of DIN EN ISO 13849-1:2016-06Sicherheit von Maschinen Sicherheitsbezogene Teile von Steuerungen Teil 1: Allgemeine

3、Gestaltungsleitstze (ISO 13849-1:2015);Englische Fassung EN ISO 13849-1:2015,Englische bersetzung von DIN EN ISO 13849-1:2016-06Scurit des machines Parties des systmes de commande relatives la scurit Partie 1: Principes gnraux de conception (ISO 13849-1:2015);Version anglaise EN ISO 13849-1:2015,Tra

4、duction anglaise de DIN EN ISO 13849-1:2016-06SupersedesDIN EN ISO 13849-1:2008-12www.beuth.deDocument comprises 98 pagesDTranslation by DIN-Sprachendienst.In case of doubt, the German-language original shall be considered authoritative.06.16DIN EN ISO 13849-1:2016-06 2 A comma is used as the decima

5、l marker. National foreword This standard includes safety requirements. This document (EN ISO 13849-1:2015) has been prepared by Technical Committee ISO/TC 199 “Safety of machinery” in collaboration with Technical Committee CEN/TC 114 “Safety of machinery” (Secretariat: DIN, Germany). The responsibl

6、e German bodies involved in its preparation were DIN-Normenausschuss Sicherheitstechnische Grundstze (DIN Standards Committee Safety Design Principles), DIN-Normenausschuss Maschinenbau (DIN Standards Committee Mechanical Engineering), and the DKE Deutsche Kommission Elektrotechnik Elektronik Inform

7、ationstechnik im DIN und VDE (German Commission for Electrical, Electronic and Information Technologies of DIN and VDE), Joint Working Committee NA 095-01-03 GA Steuerungen. It should be noted that, in the German version of EN ISO 13849-1:2015, the reference to ISO 13849-1:2006 given in Clause 11, “

8、Information for use”, second paragraph, first indent, and in the example at the end of the clause has been corrected to read “ISO 13849-1:2015”. The DIN Standards corresponding to the International Standards referred to in Clause 2 of this standard are as follows: ISO 12100 DIN EN ISO 12100 ISO 1384

9、9-2 DIN EN ISO 13849-2 IEC 61508-3 DIN EN 61508-3 (VDE 0803-3) IEC 61508-4 DIN EN 61508-4 (VDE 0803-4) IEC 62061 DIN EN 62061 (VDE 0113-50) ISO/TR 22100-2 DIN ISO/TR 22100-2 (DIN SPEC 33887) ISO/TR 23849 DIN ISO/TR 23849 (DIN SPEC 33883) Amendments This standard differs from DIN EN ISO 13849-1:2008-

10、12 as follows: a) Technical Corrigendum ISO 13849-1:2006/Cor 1:2009 has been incorporated; b) the former Table 1 has been deleted from the Introduction; c) normative references have been updated and supplemented; d) the definitions of the terms “hazardous situation” and “high demand or continuous mo

11、de” have been amended; e) a new term “proven in use” and its definition have been added; f) a new Subclause 4.5.5 “Description of the output part of the SRP/CS by category” has been added; g) some modifications have been made to the annexes, in particular to Annex I; h) the document has been editori

12、ally revised. DIN EN ISO 13849-1:2016-06 3 Previous editions DIN EN 954-1: 1997-03 DIN EN 954-1 Supplement 1: 2000-01 DIN EN ISO 13849-1: 2007-02, 2007-07, 2008-12 DIN EN ISO 13849-1:2016-06 4 National Annex NA (informative) Bibliography 1 DIN EN ISO 12100, Safety of machinery General principles for

13、 design Risk assessment and risk reduction 2 DIN EN ISO 13849-2, Safety of machinery Safety-related parts of control systems Part 2: Validation 3 DIN EN 61508-3 (VDE 0803-3), Functional safety of electrical/electronic/programmable electronic safety-related systems Part 3: Software requirements 4 DIN

14、 EN 61508-4 (VDE 0803-4), Functional safety of electrical/electronic/programmable electronic safety-related systems Part 4: Definitions and abbreviations 5 DIN EN 62061 (VDE 0113-50), Safety of machinery Functional safety of safety-related electrical, electronic and programmable electronic control s

15、ystems 6 DIN ISO/TR 22100-2 (DIN SPEC 33887), Safety of machinery Relationship with ISO 12100 Part 2: How ISO 12100 relates to ISO 13849-1 7 DIN ISO/TR 23849 (DIN SPEC 33883), Guidance on the application of ISO 13849-1 and IEC 62061 in the design of safety-related control systems for machinery EUROP

16、EAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN ISO 13849-1 December 2015 ICS 13.110 Supersedes EN ISO 13849-1:2008English Version Safety of machinery - Safety-related parts of control systems - Part 1: General principles for design(ISO 13849-1:2015) Scurit des machines - Parties des systmes de comm

17、ande relatives la scurit - Partie 1: Principes gnraux de conception (ISO 13849-1:2015) Sicherheit von Maschinen - Sicherheitsbezogene Teile von Steuerungen - Teil 1: Allgemeine Gestaltungsleitstze (ISO 13849-1:2015) This European Standard was approved by CEN on 20 June 2015. CEN members are bound to

18、 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 CEN-CE

19、NELEC Management Centre or to any CEN 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 CEN member into its own language and notified to the CEN-CENELEC Management Centre has t

20、he same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxem

21、bourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey andUnited Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussel

22、s 2015 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN ISO 13849-1:2015 EEuropean foreword . 4 Annex ZA (informative) Relationship between this European Standard and the Essential Requirements of EU Directive 2006/42/EC 5 Foreword

23、6Introduction 71 Scope . 92 Normative references 93 Terms, definitions, symbols and abbreviated terms 103.1 Terms and definitions 103.2 Symbols and abbreviated terms 154 Design considerations . 174.1 Safety objectives in design . 174.2 Strategy for risk reduction . 194.2.1 General. 194.2.2 Contribut

24、ion to the risk reduction by the control system .194.3 Determination of required performance level (PL )r.214.4 Design of SRP/CS 224.5 Evaluation of the achieved performance level PL and relationship with SIL .234.5.1 Performance level PL 234.5.2 Mean time to dangerous failure of each channel (MTTF

25、)D244.5.3 Diagnostic coverage (DC) 254.5.4 Simplified procedure for estimating the quantifiable aspects of PL 254.5.5 Description of the output part of the SRP/CS by category .274.6 Software safety requirements . 284.6.1 General. 284.6.2 Safety-related embedded software (SRESW) .294.6.3 Safety-relat

26、ed application software (SRASW) .304.6.4 Software-based parameterization .324.7 Verification that achieved PL meets PLr334.8 Ergonomic aspects of design . 345 Safety functions 345.1 Specification of safety functions . 345.2 Details of safety functions 365.2.1 Safety-related stop function 365.2.2 Man

27、ual reset function .375.2.3 Start/restart function .375.2.4 Local control function.385.2.5 Muting function 385.2.6 Response time .385.2.7 Safetyrelated parameters . 385.2.8 Fluctuations, loss and restoration of power sources .386 Categories and their relation to MTTFDof each channel, DCavgand CCF 39

28、6.1 General 396.2 Specifications of categories . 396.2.1 General. 396.2.2 Designated architectures . 406.2.3 Category B.406.2.4 Category 1 .416.2.5 Category 2 .426.2.6 Category 3 .436.2.7 Category 4 .446.3 Combination of SRP/CS to achieve overall PL . 46Contents Page2 EN ISO 13849-1:2015 (E) DIN EN

29、ISO 13849-1:2016-067.3 Fault exclusion 488 Validation 489 Maintenance .4810 Technical documentation .4911 Information for use .49Annex A (informative) Determination of required performance level (PL )r.51Annex B (informative) Block method and safety-related block diagram .55Annex C (informative) Cal

30、culating or evaluating MTTF values for single componentsD.57Annex D (informative) Simplified method for estimating MTTFDfor each channel .64Annex E (informative) Estimates for diagnostic coverage (DC) for functions and modules .66Annex F (informative) Estimates for common cause failure (CCF) .69Anne

31、x G (informative) Systematic failure.71Annex H (informative) Example of combination of several safety-related partsof the control system 74Annex I (informative) Examples 77Annex J (informative) Software 84Annex K (informative) Numerical representation of Figure 5 .87Bibliography .927 Fault considera

32、tion, fault exclusion.487.1 General 487.2 Fault consideration . 483EN ISO 13849-1:2015 (E)DIN EN ISO 13849-1:2016-06European foreword This document (EN ISO 13849-1:2015) has been prepared by Technical Committee ISO/TC 199 “Safety of machinery” in collaboration with Technical Committee CEN/TC 114 “Sa

33、fety of machinery” the secretariat of which is held by DIN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by June 2016, and conflicting national standards shall be withdrawn at the latest by June 2

34、016. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. This document supersedes EN ISO 13849-1:2008. This document has been prepared und

35、er a mandate given to CEN by the European Commission and the European Free Trade Association, and supports essential requirements of EU Directive(s). For relationship with EU Directive(s), see informative Annex ZA, which is an integral part of this document. According to the CEN-CENELEC Internal Reg

36、ulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland,

37、Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. Endorsement notice The text of ISO 13849-1:2015 has been approved by CEN as EN ISO 13849-1:2015 without any modification. 4 EN I

38、SO 13849-1:2015 (E) DIN EN ISO 13849-1:2016-06Annex ZA (informative) Relationship between this European Standard and the Essential Requirements of EU Directive 2006/42/EC This European Standard has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Asso

39、ciation to provide a means of conforming to Essential Requirements of the New Approach Directive Machinery 2006/42/EC. Once this standard is cited in the Official Journal of the European Union under that Directive and has been implemented as a national standard in at least one Member State, complian

40、ce with the normative clauses of this standard confers, within the limits of the scope of this standard, a presumption of conformity with Essential Requirements 1.2.1 of Annex I of that Directive and associated EFTA regulations. WARNING Other requirements and other EU Directives may be applicable to

41、 the product(s) falling within the scope of this standard. 5EN ISO 13849-1:2015 (E)DIN EN ISO 13849-1:2016-06ForewordISO (the International Organization for Standardization) is a worldwide federation of national standards bodies (ISO member bodies). The work of preparing International Standards is n

42、ormally carried out through ISO technical committees. Each member body interested in a subject for which a technical committee has been established has the right to be represented on that committee. International organizations, governmental and non-governmental, in liaison with ISO, also take part i

43、n the work. ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization.The procedures used to develop this document and those intended for its further maintenance are described in the ISO/IEC Directives, Part 1. In particular

44、the different approval criteria needed for the different types of ISO documents should be noted. This document was drafted in accordance with the editorial rules of the ISO/IEC Directives, Part 2 (see www.iso.org/directives).Attention is drawn to the possibility that some of the elements of this doc

45、ument may be the subject of patent rights. ISO shall not be held responsible for identifying any or all such patent rights. Details of any patent rights identified during the development of the document will be in the Introduction and/or on the ISO list of patent declarations received (see www.iso.o

46、rg/patents).Any trade name used in this document is information given for the convenience of users and does not constitute an endorsement.For an explanation on the meaning of ISO specific terms and expressions related to conformity assessment, as well as information about ISOs adherence to the WTO p

47、rinciples in the Technical Barriers to Trade (TBT) see the following URL: Foreword - Supplementary informationThe committee responsible for this document is ISO/TC 199, Safety of machinery.This third edition cancels and replaces the second edition (ISO 13849-1:2006), which has been technically revis

48、ed. It also incorporates Technical Corrigendum ISO 13849-1:2006/Cor 1:2009. Changes from the previous edition include deletion of the former Table 1 from the Introduction, updating and addition of normative references, modification of the definitions of terms hazardous situation and high demand or c

49、ontinuous mode, addition of a new term and definition, proven in use, editorial, but not technical, modification of Figure 1, a new subclause, 4.5.5, as well as modifications to existing sections including the annexes, substantial modification of Annex C and an entirely new Annex I.ISO 13849 consists of the following parts, under the general title Safety of machinery Safety-related parts of control systems: Part 1: General principles for design Part 2: Validation6 EN ISO 13849-1:2015 (E) DIN EN ISO 13849