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    EN 62439-1-2010 en Industrial communication networks - High availability automation networks - Part 1 General concepts and calculation methods (Incorporates Amendment A2 2017)《工业通信.pdf

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    EN 62439-1-2010 en Industrial communication networks - High availability automation networks - Part 1 General concepts and calculation methods (Incorporates Amendment A2 2017)《工业通信.pdf

    1、Industrial communicationnetworks High availabilityautomation networksPart 1: General concepts and calculation methodsBS EN 62439-1:2010+A1:2012raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationNational forewordThis British Stand

    2、ard is the UK implementation of EN 62439-1:2010. It isidentical to IEC 62439-1:2010. Together with BS EN 62439-2:2010, BS EN62439-3:2010, BS EN 62439-4:2010, BS EN 62439-5:2010 and BS EN 62439-6:2010, it supersedes BS EN 62439:2008 which is withdrawn.The UK participation in its preparation was entru

    3、sted to Technical CommitteeAMT/7, Industrial communications: process measurement and control, including fieldbus.A list of organizations represented on this committee can be obtained onrequest to its secretary.This publication does not purport to include all the necessary provisions of acontract. Us

    4、ers are responsible for its correct application. BSI 2010ISBN 978 0 580 65552 4ICS 25.040.40; 35.040; 35.110Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the authority of the StandardsPolicy and Strategy Committee on 30 June

    5、 2010.Amendments issued since publicationAmd. No. Date Text affectedBRITISH STANDARDBS EN 62439-1:2010National forewordThis British Standard is the UK implementation of EN 62439-1:2010. It isidentical to IEC 62439-1:2010. Together with BS EN 62439-2:2010, BS EN62439-3:2010, BS EN 62439-4:2010, BS EN

    6、 62439-5:2010 and BS EN 62439-6:2010, it supersedes BS EN 62439:2008 which is withdrawn.The UK participation in its preparation was entrusted to Technical CommitteeAMT/7, Industrial communications: process measurement and control, including fieldbus.A list of organizations represented on this commit

    7、tee can be obtained onrequest to its secretary.This publication does not purport to include all the necessary provisions of acontract. Users are responsible for its correct application. BSI 2010ISBN 978 0 580 65552 4ICS 25.040.40; 35.040; 35.110Compliance with a British Standard cannot confer immuni

    8、ty fromlegal obligations.This British Standard was published under the authority of the StandardsPolicy and Strategy Committee on 30 June 2010.Amendments issued since publicationAmd. No. Date Text affectedBRITISH STANDARDBS EN 62439-1:2010National forewordThis British Standard is the UK implementati

    9、on of EN 62439-1:2010. It isidentical to IEC 62439-1:2010. Together with BS EN 62439-2:2010, BS EN62439-3:2010, BS EN 62439-4:2010, BS EN 62439-5:2010 and BS EN 62439-6:2010, it supersedes BS EN 62439:2008 which is withdrawn.The UK participation in its preparation was entrusted to Technical Committe

    10、eAMT/7, Industrial communications: process measurement and control, including fieldbus.A list of organizations represented on this committee can be obtained onrequest to its secretary.This publication does not purport to include all the necessary provisions of acontract. Users are responsible for it

    11、s correct application. BSI 2010ISBN 978 0 580 65552 4ICS 25.040.40; 35.040; 35.110Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the authority of the StandardsPolicy and Strategy Committee on 30 June 2010.Amendments issued si

    12、nce publicationAmd. No. Date Text affectedBRITISH STANDARDBS EN 62439-1:2010BS EN 62439-1:2010+A1:2012 BRITISH ST The British Standards Institution 2012. Published by BSI Standards Limited 2012This British Standard is the UK implementation of EN 62439-1:2010+A1:2012. It is identical to IEC 62439-1:2

    13、010 incorporating amendment 1:2012. It supersedes BS EN 62439-1:2010, which is withdrawn.The start and finish of text introduced or altered by amendment is indicated in the text by tags. Tags indicating changes to IEC text carry the number of the IEC amendment. For example, text altered by IEC amend

    14、ment 1 is indicated by .ISBN 978 0 580 73807 4Amendments/corrigenda issued since publicationDate Text affected30 November 2012 Implementation of IEC amendment 1:2012 with CENELEC endorsement A1:2012EUROPEAN STANDARD EN 62439-1 NORME EUROPENNE EUROPISCHE NORM March 2010 CENELEC European Committee for

    15、 Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretariat: Avenue Marnix 17, B - 1000 Brussels 2010 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. R

    16、ef. No. EN 62439-1:2010 E ICS 25.040; 35.040 Supersedes EN 62439:2008 (partially)English version Industrial communication networks - High availability automation networks - Part 1: General concepts and calculation methods (IEC 62439-1:2010) Rseaux de communication industrielle Rseaux dautomatisme ha

    17、ute disponibilit Partie 1 : Concepts gnraux et mthodes de calcul (CEI 62439-1:2010) Industrielle Kommunikationsnetze - Hochverfgbare Automatisierungsnetze - Teil 1: Grundlagen und Berechnungsmethoden (IEC 62439-1:2010) This European Standard was approved by CENELEC on 2010-03-01. CENELEC members are

    18、 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 t

    19、he 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

    20、same status as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Nethe

    21、rlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. BS EN 62439-1:2010August 2012EN 62439-1:2010+A1EN 62439-1:2010 - 2 - Foreword The text of document 65C/583/FDIS, future edition 1 of IEC 662439-1, prepared by SC 65C, Industrial networks

    22、, of IEC TC 65, Industrial-process measurement, control and automation, was submitted to the IEC-CENELEC parallel vote and was approved by CENELEC as EN 62439-1 on 2010-03-01. This EN 62439-1 together with EN 62439-2, EN 62439-3, EN 62439-4, EN 62439-5 and EN 62439-6 supersedes EN 62439:2008. This E

    23、N 62439-1:2010 includes the following significant technical changes with respect to EN 62439:2008: adding a calculation method for RSTP (rapid spanning tree protocol, IEEE 802.1Q), adding two new redundancy protocols: HSR (High-availability Seamless Redundancy) and DRP (Distributed Redundancy Protoc

    24、ol), moving former Clauses 1 to 4 (introduction, definitions, general aspects) and the Annexes (taxonomy, availability calculation) to EN 62439-1, which serves now as a base for the other documents, moving Clause 5 (MRP) to EN 62439-2 with minor editorial changes, moving Clause 6 (PRP) was to EN 624

    25、39-3 with minor editorial changes, moving Clause 7 (CRP) was to EN 62439-4 with minor editorial changes, and moving Clause 8 (BRP) was to EN 62439-5 with minor editorial changes, adding a method to calculate the maximum recovery time of RSTP in a restricted configuration (ring) to EN 62439-1 as Clau

    26、se 8, adding specifications of the HSR (High-availability Seamless Redundancy) protocol, which shares the principles of PRP to EN 62439-3 as Clause 5, and introducing the DRP protocol as EN 62439-6. Attention is drawn to the possibility that some of the elements of this document may be the subject o

    27、f patent rights. CEN and CENELEC shall not be held responsible for identifying any or all such patent rights. 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) 2010-12-01 latest

    28、 date by which the national standards conflicting with the EN have to be withdrawn (dow) 2013-03-01 Annex ZA has been added by CENELEC. _ BS EN 62439-1:2010 ii BS EN 62439-1:2010+A1:2012EN 62439-1:2010+A1:2012- 3 - EN 62439-1:2010 Endorsement notice The text of the International Standard IEC 62439-1

    29、:2010 was approved by CENELEC as a European Standard without any modification. In the official version, for Bibliography, the following notes have to be added for the standards indicated: IEC 61158 series NOTE Harmonized in EN 61158 series (not modified). IEC/TR 61158-1 NOTE Harmonized as CLC/TR 611

    30、58-1. IEC/TR 61158-6 series NOTE Harmonized in EN 61158-6 series (not modified). IEC 61784-2:2007 NOTE Harmonized as EN 61784-2:2008 (not modified). IEC 62439-2 NOTE Harmonized as EN 62439-2. IEC 62439-3 NOTE Harmonized as EN 62439-3. IEC 62439-4 NOTE Harmonized as EN 62439-4. IEC 62439-5 NOTE Harmo

    31、nized as EN 62439-5. IEC 62439-6 NOTE Harmonized as EN 62439-6. IEC 61918:2007 NOTE Harmonized as EN 61918:2008 (modified). _ BS EN 62439-1:2010EN 62439-1:2010/A1:2012 - 2 - Foreword The text of document 65C/684/FDIS, future edition 1 of IEC 62439-1:2010/A1, prepared by SC 65C, “Industrial networks“

    32、, of IEC TC 65, “Industrial-process measurement, control and automation“ was submitted to the IEC-CENELEC parallel vote and approved by CENELEC as EN 62439-1:2010/A1:2012. The following dates are fixed: latest date by which the document has to be implemented at national level by publication of an id

    33、entical national standard or by endorsement (dop) 2013-04-19 latest date by which the national standards conflicting with the document have to be withdrawn (dow) 2015-07-19 Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CENELEC a

    34、nd/or CEN shall not be held responsible for identifying any or all such patent rights. Endorsement notice The text of the International Standard IEC 62439-1:2010/A1:2012 was approved by CENELEC as a European Standard without any modification. Add to the Bibliography of EN 62439-1:2010, the following

    35、 note for the standard indicated: IEC 62439-7 NOTE Harmonized as EN 62439-7. iii BS EN 62439-1:2010+A1:2012EN 62439-1:2010+A1:2012Foreword to amendment A1EN 62439-1:2010 - 4 - Annex ZA (normative) Normative references to international publications with their corresponding European publications The f

    36、ollowing referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. NOTE When an international publication has been modifi

    37、ed by common modifications, indicated by (mod), the relevant EN/HD applies. Publication Year Title EN/HD Year IEC 60050-191 1990 International Electrotechnical Vocabulary (IEV) - Chapter 191: Dependability and quality of service - - IEC 61158 Series Fieldbus standard for use in industrial control sy

    38、stems EN 61158Series IEC 61158-6-10 - Industrial communication networks - Fieldbus specifications - Part 6-10: Application layer protocol specification - Type 10 elements EN 61158-6-10 - ISO/IEC 8802-3 2000 Information technology - Telecommunications and information exchange between systems - Local

    39、and metropolitan area networks - Specific requirements - Part 3: Carrier sense multiple access with collision detection (CSMA/CD) access method and physical layer specifications - - IEEE 802.1D 2004 IEEE Standard for Local and Metropoitan Area Networks - Media Access Control (MAC) Bridges - - IEEE 8

    40、02.1Q - IEEE Standard for Local and Metropolitan Area Networks - Virtual Bridged Local Area Networks - - IETF RFC 791 - Internet Protocol - DARPA Internet Program Protocol Specification - - BS EN 62439-1:2010 iv BS EN 62439-1:2010+A1:2012EN 62439-1:2010+A1:2012 2 62439-1 IEC:2010(E) CONTENTS INTRODU

    41、CTION.7 1 Scope.8 2 Normative references .8 3 Terms, definitions, abbreviations, acronyms, and conventions9 3.1 Terms and definitions 9 3.2 Abbreviations and acronyms16 3.3 Conventions 17 3.3.1 General conventions17 3.3.2 Conventions for state machine definitions17 3.3.3 Conventions for PDU specific

    42、ation.17 3.4 Reserved network addresses 18 4 Conformance requirements (normative)18 4.1 Conformance to redundancy protocols.18 4.2 Conformance tests 19 4.2.1 Concept.19 4.2.2 Methodology19 4.2.3 Test conditions and test cases.20 4.2.4 Test procedure and measuring 20 4.2.5 Test report.20 5 Concepts f

    43、or high availability automation networks (informative) 21 5.1 Characteristics of application of automation networks21 5.1.1 Resilience in case of failure.21 5.1.2 Classes of network redundancy .22 5.1.3 Redundancy maintenance .22 5.1.4 Comparison and indicators 23 5.2 Generic network system 24 5.2.1

    44、 Network elements24 5.2.2 Topologies.26 5.2.3 Redundancy handling 32 5.2.4 Network recovery time.32 5.2.5 Diagnosis coverage .32 5.2.6 Failures .32 5.3 Safety .34 5.4 Security.34 6 Classification of networks (informative) 34 6.1 Notation 34 6.2 Classification of robustness.35 7 Availability calculat

    45、ions for selected networks (informative) 35 7.1 Definitions .35 7.2 Reliability models 36 7.2.1 Generic symmetrical reliability model.36 7.2.2 Simplified symmetrical reliability model38 7.2.3 Asymmetric reliability model 38 7.3 Availability of selected structures 39 7.3.1 Single LAN without redundan

    46、t leaves 39 BS EN 62439-1:2010BS EN 62439-1:2010+A1:201262439-1 IEC:2010+A1:2012(E) 1 455661314141415151616161617171818191919192021222224303030303232323233333334343636373762439-1 IEC:2010(E) 3 7.3.2 Network without redundant leaves .40 7.3.3 Single LAN with redundant leaves .41 7.3.4 Network with re

    47、dundant leaves 41 7.3.5 Considering second failures 42 7.4 Caveat 44 8 RSTP for High Availability Networks: configuration rules, calculation and measurement method for deterministic recovery time in a ring topology .44 8.1 General .44 8.2 Deployment and configuration rules for the ring topology 44 8

    48、.3 Calculations for fault recovery time in a ring 45 8.3.1 Dependencies and failure modes.45 8.3.2 Calculations for non-considered failure modes.45 8.3.3 Calculations for the considered failure modes45 8.4 Timing measurement method 46 8.4.1 Measurement of TPA46 8.4.2 Measurement of TL47 8.4.3 Measur

    49、ement of (TTC+ TF)48 8.4.4 System test example .50 Bibliography52 Figure 1 Conformance test overview 19 Figure 2 General network elements (tree topology) 24 Figure 3 Link Redundancy Entity in a Doubly Attached Node (DAN).26 Figure 4 Example of tree topology27 Figure 5 Example of linear topology.28 Figure 6 Example of ring topology28 Figure 7 Example of a partially meshed topology .29 Figure 8 Example of fully mesh


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