1、BRITISH STANDARD AEROSPACE SERIES BS EN 2591-707:2001 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 of a British Standard ICS 49.035;
2、 29.120.20 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBS EN 2591-707:2001 This British Standard, having been prepared under the direction of the Engineering Sector Policy and Strategy Committee, was published under the authority of the Standards Policy and Strategy Committ
3、ee on 14 December 2001 BSI 14 December 2001 ISBN 0 580 38775 5 National foreword This British Standard is the official English language version of EN 2591-707:2001. The UK participation in its preparation was entrusted to Technical Committee ACE/6/3, Aerospace - Connectors, which has the responsibil
4、ity to: A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references 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
5、 “International Standards Correspondence Index”, or by 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
6、with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; 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 E
7、uropean developments and promulgate them in the UK. 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. Amendments issued sinc
8、e publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN2591707 November2001 ICS49.060 Englishversion AerospaceseriesElementsofelectricalandopticalconnection TestmethodsPart707:ElectricalelementsMeasurementof characteristicimpedanceofabusorastubterminator Sriearospatiale
9、Organesdeconnexionlectriqueet optiqueMthodesdessaisPartie707:Organes lectriquesMesuredelimpdancecaractristiquedun busouduneterminaisondedrivation LuftundRaumfahrtElektrischeundoptische VerbindungselementePrfverfahrenTeil707: ElektrischeElementeMessungdesWellenwiderstands einesBusoderStichleitungsabs
10、chlusses ThisEuropeanStandardwasapprovedbyCENon4July2001. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standar
11、dsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official
12、versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKO
13、MITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2001CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN2591707:2001EEN2591707:2001(E) 2 Foreword ThisEuropeanStandardhasbeenpreparedbytheEuropeanAssociationofAerospaceManufacturers (AECMA).
14、AfterinquiriesandvotescarriedoutinaccordancewiththerulesofthisAssociation,thisStandardhas receivedtheapprovaloftheNationalAssociationsandtheOfficialServicesofthemembercountriesof AECMA,priortoitspresentationtoCEN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanid
15、entical textorbyendorsement,atthelatestbyMay2002,andconflictingnationalstandardsshallbewithdrawnat thelatestbyMay2002. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,
16、Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal, Spain,Sweden,SwitzerlandandtheUnitedKingdom.EN2591707:2001(E) 3 1 Scope Thisstandardspecifiesamethodofmeasuringthecharacteristicimpedanceof: apermanentbusterminator; aremovablebusorstubterminator. Itshallbeus
17、edtogetherwithEN2591100. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreferenceprovisionsfromotherpublications. Thesenormativereferencesarecitedattheappropriateplacesinthetextandthepublicationsarelisted hereafter.Fordatedreferences,subsequentamendmentstoorrevisionsofanyofthe
18、sepublicationsapplyto thisEuropeanStandardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthe latesteditionofthepublicationreferredtoapplies. EN2591100 AerospaceseriesElementsofelectricalandopticalconnectionTestmethods Part100:General 1) 3 Preparationofspecimens 3.1 Permanentbuster
19、minator Itshallbewiredasstipulatedintheproductstandard. 3.2 Removablebusorstubterminator Itshallbeterminatedonitsconnectorasstipulatedintheproductstandard. 3.3 Unlessspecifiedinthetechnicalspecification,thefollowingdetailsshallbe stated impedancevalue, Z 0 ; testtemperature. 4 Method Thetestiscarrie
20、doutusinganimpedancemeter. Thetestsignalshallbesinusodal,frequency75kHzto1MHz,amplitude 0,3Vr.m.s. 5 Requirement Impedance Z 0 shallcomplywiththevaluespecifiedinthetechnicalspecification. 1) PublishedasAECMAPrestandardatthedateofpublicationofthisstandardBS EN 2591-707:2001 BSI 389 Chiswick High Road
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