DIN EN 62439-4 A1-2013 Industrial communication networks - High availability automation networks - Part 4 Cross-network Redundancy Protocol (CRP) (IEC 62439-4 2010 A1 2012) English.pdf

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1、Juni 2013DEUTSCHE NORM DKE Deutsche Kommission Elektrotechnik Elektronik Informationstechnik im DIN und VDEPreisgruppe 8DIN Deutsches Institut fr Normung e. V. Jede Art der Vervielfltigung, auch auszugsweise, nur mit Genehmigung des DIN Deutsches Institut fr Normung e. V., Berlin, gestattet.ICS 35.1

2、10!$Tn“1974975www.din.deDDIN EN 62439-4/A1Industrielle Kommunikationsnetze Hochverfgbare Automatisierungsnetze Teil 4: Redundanz-Protokoll fr vermaschte Netze (CRP)(IEC 62439-4:2010/A1:2012);Englische Fassung EN 62439-4:2010/A1:2012Industrial communication networks High availability automation netwo

3、rks Part 4: Cross-network Redundancy Protocol (CRP) (IEC 62439-4:2010/A1:2012);English version EN 62439-4:2010/A1:2012Rseaux de communication industrielle Rseaux dautomatisme haute disponibilit Partie 4: Protocole de redondance transrseau (CRP) (CEI 62439-4:2010/A1:2012);Version anglaise EN 62439-4:

4、2010/A1:2012Alleinverkauf der Normen durch Beuth Verlag GmbH, 10772 Berlinnderung vonDIN EN 62439-4:2010-09Siehe Anwendungsbeginnwww.beuth.deGesamtumfang 7 SeitenDIN EN 62439-4/A1:2013-06 2 Anwendungsbeginn Anwendungsbeginn fr die von CENELEC am 2012-03-30 angenommene nderung A1 als DIN-Norm ist 201

5、3-06-01. Fr DIN EN 62439-4:2010-09 besteht eine bergangsfrist bis 2015-03-30. Nationales Vorwort Vorausgegangener Norm-Entwurf: E DIN EN 62439-4/A1:2011-08. Fr dieses Dokument ist das nationale Arbeitsgremium K 956 Feldbus“ der DKE Deutsche Kommission Elektrotechnik Elektronik Informationstechnik im

6、 DIN und VDE (www.dke.de) zustndig. Die enthaltene IEC-Publikation wurde vom SC 65C Industrial networks“ erarbeitet. Das IEC-Komitee hat entschieden, dass der Inhalt dieser Publikation bis zu dem Datum (stability date) unverndert bleiben soll, das auf der IEC-Website unter http:/webstore.iec.ch“ zu

7、dieser Publikation angegeben ist. Zu diesem Zeitpunkt wird entsprechend der Entscheidung des Komitees die Publikation besttigt, zurckgezogen, durch eine Folgeausgabe ersetzt oder gendert. Fr den Fall einer undatierten Verweisung im normativen Text (Verweisung auf eine Norm ohne Angabe des Ausgabedat

8、ums und ohne Hinweis auf eine Abschnittsnummer, eine Tabelle, ein Bild usw.) bezieht sich die Verweisung auf die jeweils neueste gltige Ausgabe der in Bezug genommenen Norm. Fr den Fall einer datierten Verweisung im normativen Text bezieht sich die Verweisung immer auf die in Bezug genommene Ausgabe

9、 der Norm. Der Zusammenhang der zitierten Normen mit den entsprechenden Deutschen Normen ergibt sich, soweit ein Zusammenhang besteht, grundstzlich ber die Nummer der entsprechenden IEC-Publikation. Beispiel: IEC 60068 ist als EN 60068 als Europische Norm durch CENELEC bernommen und als DIN EN 60068

10、 ins Deutsche Normenwerk aufgenommen. Das Prsidium des DIN hat mit Prsidialbeschluss 1/2004 festgelegt, dass DIN-Normen, deren Inhalt sich auf internationale Arbeitsergebnisse der Informationsverarbeitung grndet, unter bestimmten Bedingungen allein in englischer Sprache verffentlicht werden drfen. D

11、iese Bedingungen sind fr die vorliegende Norm erfllt. Da sich die Benutzer der vorliegenden Norm der englischen Sprache als Fachsprache bedienen, wird die englische Fassung der EN 62439-4/A1 verffentlicht. Fr die meisten der verwendeten Begriffe existieren keine gebruchlichen deutschen Benennungen,

12、da sich die deutschen Anwender in der Regel ebenfalls der englischen Benennungen bedienen. Diese Norm steht nicht in unmittelbarem Zusammenhang mit Rechts-vorschriften und ist nicht als Sicherheitsnorm anzusehen. EUROPEAN STANDARD EN 62439-4/A1 NORME EUROPENNE EUROPISCHE NORM April 2012 CENELEC Euro

13、pean Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Management Centre: Avenue Marnix 17, B - 1000 Brussels 2012 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CE

14、NELEC members. Ref. No. EN 62439-4:2010/A1:2012 E ICS 25.040; 35.040 English version Industrial communication networks - High availability automation networks - Part 4: Cross-network Redundancy Protocol (CRP) (IEC 62439-4:2010/A1:2012) Rseaux de communication industrielle - Rseaux dautomatisme haute

15、 disponibilit - Partie 4 : Protocole de redondance transrseau (CRP) (CEI 62439-4:2010/A1:2012) Industrielle Kommunikationsnetze - Hochverfgbare Automatisierungsnetze - Teil 4: Redundanz-Protokoll fr vermaschte Netze (CRP) (IEC 62439-4:2010/A1:2012) This amendment A1 modifies the European Standard EN

16、 62439-4:2010; it was approved by CENELEC on 2012-03-30. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this amendment the status of a national standard without any alteration. Up-to-date lists and bibliographical references co

17、ncerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CENELEC member. This amendment exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CENELEC member

18、into its own language and notified to the CEN-CENELEC Management Centre has the 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, H

19、ungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. EN 62439-4:2010/A1:2012 - 2 - Foreword The text of document 65C/672/FDIS, future edition 1 of IEC

20、62439-4:2010/A1, prepared by SC 65C, “Industrial networks“, of IEC TC 65, “Industrial-process measurement, control and automation“ was submitted to the IEC-CENELEC parallel vote and approved by CENELEC as EN 62439-4:2010/A1:2012. The following dates are fixed: latest date by which the document has t

21、o be implemented at national level by publication of an identical national standard or by endorsement (dop) 2012-12-30 latest date by which the national standards conflicting with the document have to be withdrawn (dow) 2015-03-30 Attention is drawn to the possibility that some of the elements of th

22、is document may be the subject of patent rights. CENELEC and/or CEN shall not be held responsible for identifying any or all such patent rights. Endorsement notice The text of the International Standard IEC 62439-4:2010/A1:2012 was approved by CENELEC as a European Standard without any modification.

23、 2 62439-4 Amend.1 IEC:2012 FOREWORD This amendment has been prepared by subcommittee 65C: Industrial networks, of IEC technical committee 65: Industrial-process measurement, control and automation. The text of this amendment is based on the following documents: FDIS Report on voting 65C/672/FDIS 65

24、C/683/RVD Full information on the voting for the approval of this amendment can be found in the report on voting indicated in the above table. The committee has decided that the contents of this amendment and the base publication will remain unchanged until the stability date indicated on the IEC we

25、b site under “http:/webstore.iec.ch“ in the data related to the specific publication. At this date, the publication will be reconfirmed, withdrawn, replaced by a revised edition, or amended. _ 8.4.1.1 Protocol_Version Replace the first paragraph by the following paragraph: This configured attribute

26、specifies the CRP protocol used. It is an Unsigned8 with a value of 0x01 for the version without the optional extension field and 0x02 for the version with the optional extension field. 8.5 CRP encoding of the DiagnosticFrame Table 7 Replace the existing Table 7 by the following new table (modificat

27、ions are underlined): 62439-4 Amend.1 IEC:2012 3 Table 7 CRP DiagnosticFrame format Parameter name Offset Data type Size Description Ethernet DLL header Preamble 0 8 Alternating ones and zeros Destination address 8 6 Broadcast, multicast MAC address Source address 14 6 Unicast source MAC address of

28、adapter used to send this message. Type 20 2 0x800 for IP datagrams IP header IP version 22 IP version (4 bit field) = 4 IP header length Internet header length (4 bit field) is the length of the internet header in 32 bit words = 6 IP type of service Type of service (8 bit field) set all fields = 0

29、Bits 0-2: precedence. Bit 3: 0 = normal delay, 1 = low delay. Bits 4: 0 = normal throughput, 1 = high throughput. Bits 5: 0 = normal reliability, 1 = high reliability. Bit 6-7: reserved for future use. IP total length 4 Length of IP field (16 bit field) in bytes, including IP header and data = 346 I

30、P identifier 26 Identifier for fragmented packets. Set = 0 IP flags Flags (3 bit field) Bit 0: reserved, shall be zero Bit 1: dont fragment = 1 Bit 2: 0 = last fragment IP fragment offset 4 Position in original datagram. First fragment = 0 IP time to live 30 Unsigned8 Set to 1 IP protocol Unsigned8

31、User datagram = 17 (decimal) IP header checksum 4 16 bits. The checksum field is the 16 bit ones complement of the ones complement sum of all 16 bit words in the header. For purposes of computing the checksum, the value of the checksum field is zero. IP source address 34 4 Source_IP_Address. IP dest

32、ination address 38 4 Configured DiagnosticFrame_Address, see 8.4.1.7 IP options 42 1 IP pad 43 3 Pad header to a 32 bit boundary. Pad set = 0 UDP header UDP source port 46 2 See 8.4.1.8 UDP destination port 48 2 See 8.4.1.9 UDP length 50 2 Length of UDP field UDP checksum 52 2 Checksum is the 16-bit

33、 ones complement of the ones complement sum of a pseudo header of information from the IP header, the UDP header, and the data. 4 62439-4 Amend.1 IEC:2012 Parameter name Offset Data type Size Description CRP header CRP Protocol_Version 54 Unsigned8 1 see 8.4.1.1 Option 55 Unsigned8 1 Bit 8: set to 1

34、 Bit 7: set to 0 Bit 6: 1=optional extension present Bits 5 0: set to 0 reserved 56 Unsigned16 2 Set to 0x1001 CRP auxiliary address 58 Unsigned32 4 Not used set to 0 CRP message length 62 Unsigned32 4 Specifies the number of octets contained in the entire message, starting immediately after the UDP

35、 header until the end of the message. CRP Body CRP Node_Index 66 Unsigned16 2 See 8.4.1.10 CRP Number_of_ports 68 Unsigned8 1 See 8.4.1.2 Transmission adapter 69 Unsigned8 1 Port used to transmit this DiagnosticFrame. 0 = adapter A 1 = adapter B CRP DiagnosticFrame_Interval 70 Unsigned 32 4 See 8.4.

36、1.5 CRP Node_Name 74 VisibleString 32 See 8.4.1.13 Reserved 106 Unsigned8 1 Reserved, set to zero CRP Duplicate_Detection_State 107 Unsigned8 1 See 8.4.1.16 Number_Of_Adapter_Statuses 108 Unsigned16 2 Number of Unsigned32 entries in the Path_Status. Path_Status_A_to_A 110 array of Unsigned32 See a)

37、See Table 4 Path_Status_B_to_A See a) array of Unsigned32 See a) See Table 4 Path_Status_A_to_B See a) array of Unsigned32 See a) See Table 4 Path_Status_B_to_B See a) array of Unsigned32 See a) See Table 4 Sequence_Number See a) Unsigned32 4 See 8.4.1.18 Optional extension See a) OctetString 8 Reserved Ethernet DLL trailer FCS See a) 4 CRC based frame check sequence a) The field size and offset depends on the number of adapter statuses, the size of each Path_Status field is 4 x number of adapter statuses, the offset is incremented by the size of the previous field. _

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