1、Information technology Generic cabling Industrial premises AMENDMENT 1Amendment 1:2010 (IDT) toNational Standard of CanadaCAN/CSA-ISO/IEC 24702-07(ISO/IEC 24702:2006, IDT)NOT FOR RESALE.PUBLICATION NON DESTINE LA REVENTE.CSA Standards Update ServiceAmendment 1:2010 toCAN/CSA-ISO/IEC 24702-07December
2、 2010Title: Information technology Generic cabling Industrial premises AMENDMENT 1Pagination:7 pagesTo register for e-mail notification about any updates to this publicationgo to www.ShopCSA.caclick on E-mail Services under MY ACCOUNTclick on CSA Standards Update ServiceThe List ID that you will nee
3、d to register for updates to this publication is 2418708.If you require assistance, please e-mail techsupportcsa.ca or call 416-747-2233.Visit CSAs policy on privacy at www.csagroup.org/legal to find out how we protect your personal information.ISO/IEC 24702Edition 1.0 2009-09INTERNATIONAL STANDARD
4、Information technology Generic cabling Industrial premises ISO/IEC 24702:2006/A1:2009(E)AMENDMENT 1 THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2009 ISO/IEC, Geneva, Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any fo
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11、tion or need further assistance, please visit the Customer Service Centre FAQ or contact us: Email: csciec.ch Tel.: +41 22 919 02 11 Fax: +41 22 919 03 00 ISO/IEC 24702Edition 1.0 2009-09INTERNATIONAL STANDARD Information technology Generic cabling Industrial premises INTERNATIONAL ELECTROTECHNICAL
12、COMMISSION CICS 35.200 PRICE CODEAMENDMENT 1 2 24702 Amend.1 ISO/IEC:2009(E) FOREWORD Amendment 1 to International Standard ISO/IEC 24702 was prepared by subcommittee 25: Interconnection of information technology equipment, of ISO/IEC joint technical committee 1: Information technology. _ 6.2.2 Envi
13、ronmental classification Replace the second paragraph of this subclause by the following new text: Certain environments (e.g. nuclear, chemical, fire, explosive, damage risk from animals, salt mist) demand additional requirements beyond those of this clause. Further details on specific environments
14、are given in ISO/IEC TR 29106. Table 2 Details of environmental classification Replace the row starting with EFT/B (comms) by the following new row: EFT/B (comms) 500 V 500 V 1 000 V 6.3.3.1 General Replace the second and third paragraphs including all the bullet points by the following: This Intern
15、ational Standard uses the optical fibre cabling channel Classes of clause 8 of ISO/IEC 11801 (2002), that is: Class OF-300 channels support applications listed in Annex E using cabled all-silica optical fibres in accordance with 8.4.1 to a minimum of 300 m; Class OF-500 channels support applications
16、 listed in Annex E using cabled all-silica optical fibres in accordance with 8.4.1 to a minimum of 500 m; Class OF-2000 channels support applications listed in Annex E using cabled all-silica optical fibres in accordance with 8.4.1 to a minimum of 2 000 m. In addition, this standard specifies the fo
17、llowing Classes for optical fibre cabling channels: Class OF-25 channels support applications listed in Annex E using cabled plastic optical fibre in accordance with 8.4.2 to a minimum of 25 m; Class OF-50 channels support applications listed in Annex E using cabled plastic optical fibre in accordan
18、ce with 8.4.2 to a minimum of 50 m; Class OF-100 channels support applications listed in Annex E using cabled plastic or plastic clad silica optical fibres in accordance with 8.4.2 and 8.4.3 respectively to a minimum of 100 m; Class OF-200 channels support applications listed in Annex E using cabled
19、 plastic or plastic clad silica optical fibres in accordance with 8.4.2 and 8.4.3 respectively to a minimum of 200 m; Class OF-5000 channels support applications listed in Annex E using cabled all-silica optical fibres in accordance with 8.4.1 to a minimum of 5 000 m; Amendment 1:2010 to CAN/CSA-ISO
20、/IEC 24702-0724702 Amend.1 ISO/IEC:2009(E) 3 Class OF-10000 channels support applications listed in Annex E using cabled all-silica optical fibres in accordance with 8.4.1 to a minimum of 10 000 m. Table 9 Channel attenuation of optical fibre cabling channels Replace Table 9 by the following new Tab
21、le 9: Class Cabled optical fibre Category Maximum channel attenuation dB 650 nm 850 nm 1 300 nm 1 550 nm OF-25 OP1 (see Note 1) 7,5 - - - OF-50 OP1 (see Note 1) 12,0 - - - OP2 13, 6,3 6,3- OF-100 OH1 - 4,0 - - OP2 23,0 9,6 9,6 OF-200 OH1 - 5,0 - - OF-300 OM1, OM2, OM3, OS1, OS2 OF-500 OM1, OM2, OM3,
22、 OS1, OS2 OF-2000 OM1, OM2, OM3, OS1, OS2 As per ISO 11801 OF-5000 OS2 - - 4,0 (see Note 2) 4,0 OF-10000 OS2 - - 6,0 (see Note 2) 6,0 NOTE 1 The modal conditions under which the measurement is made are ffs. NOTE 2 For singlemode channels the nominal wavelength is 1 310 nm. 7.3.1 General Replace the
23、two paragraphs of this subclause by the following new paragraphs: Optical fibre channels shall be comprised of components that comply with Clauses 8, 9 and 10. These clauses specify physical construction (core/cladding diameter and numerical aperture) and transmission performance. Within the referen
24、ce implementations of this clause, the cabled optical fibres used in each cabling channel shall have the same specification. When more than one physical construction or cabled optical fibre Category is used in a cabling subsystem the cabling shall be marked to allow each cabling type to be clearly i
25、dentified. Amendment 1:2010 to CAN/CSA-ISO/IEC 24702-07 4 24702 Amend.1 ISO/IEC:2009(E) Table 10 Optical fibre channel length equivalence for connecting hardware Replace Table 10 by the following new Table 10: Channel length differential m Cabled optical fibre Category Applicable channel Class Wavel
26、ength 650 nm 850 nm 1 300 nm 1 310 nm 1 550 nm Mated connection 8,3 OP1 OF-25, OF-50 Splice Mated connection 15,0 46,0 46,0 OP2 OF-25, OF50, OF-100, OF-200 Splice Mated connection 150,0 OH1 OF-100, OF-200 Splice Mated connection 214,0 500,0 OM1/OM2/ OM3 OF-300, OF-500, OF-2000 Splice 86,0 200,0 Mate
27、d connection 750,0 750,0 OS1 OF-300, OF-500, OF-2000 Splice 300,0 300,0 Mated connection 1 875,0 1 875,0 OS2 OF-300, OF-500, OF-2000, OF-5000, OF-10000 Splice 750,0 750,0 8.4.1 All-silica optical fibre cables Replace the first three paragraphs and Table 12 by the following three paragraphs and Table
28、: Cabled multimode optical fibres shall meet the requirements of Categories OM1, OM2 or OM3 cable referenced in ISO/IEC 11801 as appropriate in conjunction with a completed detail specification based upon those within IEC 60794-2 or IEC 60794-3, as appropriate. Cabled singlemode optical fibres shall
29、 meet the requirements of Category OS1 specified in ISO/IEC 11801 or Category OS2 specified in Table 12 as appropriate in conjunction with a completed detail specification based upon those within IEC 60794-2 or IEC 60794-3, as appropriate. Detail specifications based upon the blank detail specificat
30、ions within IEC 60794-2 or IEC 60794-3 shall be used to specify cable performance requirements under the environmental classifications of Table 2. Table 13 shows the elements of Table 2 that are not covered by these blank detail specifications and which have to be specified separately. Amendment 1:2
31、010 to CAN/CSA-ISO/IEC 24702-0724702 Amend.1 ISO/IEC:2009(E) 5 Table 12 Performance requirements for Category OS2 cabled singlemode optical fibre Wavelength nm Maximum attenuation dB/km 1 310 0,4 1 383 0,4 1 550 0,4 NOTE 1 The optical fibre shall comply with B1.3 fibre of IEC 60793-2-50. NOTE 2 The
32、attenuation shall be measured in accordance with IEC 60793-1-40. NOTE 3 The cut-off wavelength of singlemode optical fibre cables shall be less than 1 260 nm when measured in accordance with IEC 60793-1-44. 8.4.2 Plastic optical fibre cables Replace the first two paragraphs and Table 14 by the follo
33、wing two paragraphs and Table: The optical fibre used to produce cabled optical fibre of Category OP1 shall be multimode, plastic optical fibres with a nominal cladding diameter of 1 000 m in accordance with A4a.2 fibre of IEC 60793-2-40. The cabled optical fibres shall meet the performance requirem
34、ents of Table 14. Attenuation shall be measured in accordance with IEC 60793-1-40. The optical fibre used to produce cabled optical fibre of Category OP2 shall be multimode, plastic optical fibres with a nominal cladding diameter of 490 m in accordance with A4g fibre of IEC 60793-2-40. The cabled op
35、tical fibres shall meet the performance requirements of Table 14. Attenuation shall be measured in accordance with IEC 60793-1-40. Table 14 Plastic and plastic clad silica optical fibre cable performance requirements Category Maximum attenuation dB/km (see Note 1) Minimum modal bandwidth MHz km (see
36、 Note 2) 650 nm 850 nm 1 300 nm 650 nm 850 nm 1 300 nm OP1 (See Note 3) 180 na na 4 na na OP2 100 33 33 80 188 188 OH1 ffs 10 ffs ffs 5 ffs NOTE 1 Although the attenuation values are quoted in dB/km, the qualification measurement may be undertaken using 100 m lengths. NOTE 2 Modal bandwidth requirem
37、ents apply to the optical fibre used to produce the relevant cabled optical fibre Category and are assured by the parameters and test methods specified in IEC 60793-2-40. Although the modal bandwidth values are quoted in MHz km, the qualification measurement may be undertaken using100 m lengths. NOT
38、E 3 Launch condition N.A. = 0,3. na = not aplicable ffs = for further study 8.4.3 Plastic clad silica optical fibre cables Replace the first paragraph of this subclause by the following: The optical fibre used to produce cabled optical fibre of Category OH1 shall be multimode optical fibre with nomi
39、nal 200/230 m core/cladding diameter complying with A3c fibre of Amendment 1:2010 to CAN/CSA-ISO/IEC 24702-07 6 24702 Amend.1 ISO/IEC:2009(E) IEC 60793-2-30. The cabled optical fibres shall meet the performance requirements of the Category OH1 in Table 14. Attenuation shall be measured in accordance
40、 with IEC 60793-1-40. 9.5.1 Operating environment Replace the paragraph before Table 16 by the following: Connecting hardware shall meet the mechanical performance requirements of ISO/IEC 11801 and the transmission performance requirements of this clause as appropriate in conjunction with the perfor
41、mance requirements detailed in Table 16 for the relevant environmental classifications of Table 2. E.2 Supported applications for optical fibre cabling Replace the fourth, fifth and sixth paragraphs by the following: Table E.1 contains detailed information of the greatest channel lengths supported b
42、y process monitoring and control applications for each recognised cabled all-silica multimode optical fibre category. Table E.2 contains detailed information of the greatest channel lengths supported by process monitoring and control applications for each recognised cabled all-silica singlemode opti
43、cal fibre category. Table E.3 contains detailed information of the greatest channel lengths supported by process monitoring and control applications for each recognised cabled plastic optical fibre category. Table E.1 Supported applications and maximum channel lengths with all-silica multimode optic
44、al fibres Replace the table title by the following new title: Table E.1 Supported applications and maximum channel lengths with cabled all-silica multimode optical fibres Table E.2 Supported applications and maximum channel lengths with all-silica singlemode optical fibres Replace the table title by
45、 the following new title: Table E.2 Supported applications and maximum channel lengths with cabled all-silica singlemode optical fibres Amendment 1:2010 to CAN/CSA-ISO/IEC 24702-0724702 Amend.1 ISO/IEC:2009(E) 7 Table E.3 Supported applications and maximum channel lengths with plastic optical fibres
46、 Replace the table title and table by the following: Table E.3 Supported applications and maximum channel lengths with cabled plastic optical fibres nm Core dia-meter m OP1 Network application CIL adBL b m Class Profibus v2.0 July 1999 650 9,0 25 OF-25 Profibus (enhanced) v2.0 July 1999 650 14,0 50
47、OF-50 Interbus-S August 2000 650 17,2 50 OF-50 aCIL is the maximum channel insertion loss (or optical power budget, as applicable) as defined in the application standard. bL is the lower of either the maximum channel length specified in the application standard or a calculated length from the CIL wi
48、th 3,0 dB allocated to connecting hardware. Annex F Introduction to environmental classification in clause 6 Delete the entire Annex F. Bibliography Insert the following new reference: ISO/IEC TR 29106, Information technology Generic cabling Introduction to the MICE environmental classification Amen
49、dment 1:2010 to CAN/CSA-ISO/IEC 24702-07Copyright NoticeThis A mendment to the I nternational Standard co ntains information copyright protected by th e International Organization for Standardization (ISO) and the International Electrotechnical Commission (IEC). Except as permitted under the laws of Canada, no extract of this Amendment to the International Sta
