EN 2591-707-2001 en Elements of Electrical and Optical Connection - Test Methods - Part 707 Electrical Elements - Measurement of Characteristics Impedance of a Bus or a Stub Termin.pdf

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1、BRITISH STANDARD AEROSPACE SERIES Elements of electrical and optical connection Test methods Part 707: Electrical elements - Measurement of characteristic impedance of a bus or a stub terminator The European Standard EN 2591-707:2001 has the status ofa British Standard ICs 49.035; 29.120.20 BS EN 25

2、91 -707:2001 Wk present to the responsible European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. - A list of organizations represented on this committ

3、ee can be obtained on request to its secretary. Cr oss-r e fer enc e s The British Standards which implement international or European publications referred to in this document may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or b

4、y using the “Find” facility of the BSI Standards Electronic Catalogue. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer imm

5、unity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 and 3, and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. O BSI 14 December 2001 ISBN O 580 38775 5 EU

6、ROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 2591-707 November 2001 ICs 49.060 English version Aerospace series - Elements of electrical and optical connection - Test methods - Part 707: Electrical elements - Measurement of characteristic impedance of a bus or a stub terminator Srie arospatial

7、e - Organes de connexion lectrique et optique - Mthodes dessais - Partie 707: Organes lectriques - Mesure de limpdance caractristique dun bus ou dune terminaison de drivation Luft- und Raumfahrt - Elektrische und optische Verbindungselemente - Prfverfahren - Teil 707: Elektrische Elemente - Messung

8、des Wellenwiderstands eines Bus- oder Stichleitungsabschlusses This European Standard was approved by CEN on 4 July 2001 CEN members are bound to comply with the CENKENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without

9、 any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the 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 b

10、y translation under the responsibility of a CEN member into its own language and notified to the Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Irel

11、and, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION EUROPISCHES KOMITEE FR NORMUNG COMIT EUROPEN DE NORMALISATION Management Centre: rue de Stassart, 36 B-1050 Brussels O 2001 CEN All rights of exploitation in a

12、ny form and by any means reserved worldwide for CEN national Members. Ref. No. EN 2591-707:2001 E EN 2591-707:2001 (E) Foreword This European Standard has been prepared by the European Association of Aerospace Manufacturers (AECMA) . After inquiries and votes carried out in accordance with the rules

13、 of this Association, this Standard has received the approval of the National Associations and the Official Services of the member countries of AECMA, prior to its presentation to CEN. This European Standard shall be given the status of a national standard, either by publication of an identical text

14、 or by endorsement, at the latest by May 2002, and conflicting national standards shall be withdrawn at the latest by May 2002. According to the CENKENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Be

15、lgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom. 2 EN 2591-707:2001 (E) 1 Scope This standard specifies a method of measuring the characteristic impedance of: - a p

16、ermanent bus terminator; - a removable bus or stub terminator. It shall be used together with EN 2591-100. 2 Normative references This European Standard incorporates by dated or undated reference provisions from other publications. These normative references are cited at the appropriate places in th

17、e text and the publications are listed hereafter. For dated references, subsequent amendments to or revisions of any of these publications apply to this European Standard only when incorporated in it by amendment or revision. For undated references the latest edition of the publication referred to a

18、pplies. EN 2591-100 Aerospace series - Elements of electrical and optical connection - Test methods - Part 100: General 1) 3 Preparation of specimens 3.1 Permanent bus terminator It shall be wired as stipulated in the product standard. 3.2 It shall be terminated on its connector as stipulated in the

19、 product standard. Removable bus or stub terminator 3.3 Unless specified in the technical specification, the following details shall be stated - impedance value, Zo; - test temperature. 4 Method The test is carried out using an impedance meter. The test signal shall be sinusodal, frequency 75 kHz to

20、 1 MHz, amplitude 2 0,3 V r.m.s. 5 Impedance Zo shall comply with the value specified in the technical specification. Req u i remen t 1) Published as AECMA Prestandard at the date of publication of this standard 3 BS EN 2591-707:2001 BSI 389 Chiswick High Road Lon don w4 4AL BSI is the independent n

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