BS EN 60651-1994 Specification for Sound level meters1.pdf
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1、BRITISH STANDARD BS EN 60651:1994 IEC 60651:1979 Incorporating Amendment No. 1 Specification for Sound level meters The European Standard EN 60651:1994, with the incorporation of amendments A1:1994 and A2:2001, has the status of a British Standard ICS 17.140.50 NO COPYING WITHOUT BSI PERMISSION EXCE
2、PT AS PERMITTED BY COPYRIGHT LAW Licensed Copy: sheffieldun sheffieldun, na, Mon Sep 18 10:53:33 BST 2006, Uncontrolled Copy, (c) BSI BS EN 60651:1994 This British Standard, having been prepared under the direction of the Electronic Equipment Standards Policy Committee, was published under the autho
3、rity of the Standards Board and comes into effect on 15 July 1994 BSI 15 October 2001 The following BSI references relate to the work on this standard: Committee reference EEL/24 Special announcement in BSI News, May 1994 ISBN 0 580 23386 3 Cooperating organizations The European Committee for Electr
4、otechnical Standardization (CENELEC), under whose supervision this European Standard was prepared, comprises the national committees of the following countries: AustriaItaly BelgiumLuxembourg DenmarkNetherlands FinlandNorway FrancePortugal GermanySpain GreeceSweden IcelandSwitzerland IrelandUnited K
5、ingdom Amendments issued since publication Amd. No.DateComments 1311415 October 2001Indicated by a sideline Licensed Copy: sheffieldun sheffieldun, na, Mon Sep 18 10:53:33 BST 2006, Uncontrolled Copy, (c) BSI BS EN 60651:1994 BSI 15 October 2001 i Contents Page Cooperating organizationsInside front
6、cover National forewordii Foreword2 Text of EN 606514 National annex NA (informative) Committees responsible29 Licensed Copy: sheffieldun sheffieldun, na, Mon Sep 18 10:53:33 BST 2006, Uncontrolled Copy, (c) BSI BS EN 60651:1994 ii BSI 15 October 2001 National foreword This British Standard has been
7、 prepared under the direction of the Electronic Equipment Standards Policy Committee and is the English language version of EN 60651:1994 Sound level meters, including amendments A1:1994 and A2:2001, published by the European Committee for Electrotechnical Standardization (CENELEC). It is identical
8、with IEC 60651:1979 including amendments 1:1993 and 2:2000, published by the International Electrotechnical Commission (IEC). Amendment A1 was incorporated with the original BS EN 60651:1994. Amendment A2 has therefore been incorporated into BS EN 60651 as Amendment No. 1. BS EN 60651:1994 replaces
9、BS 5969:1981 which is withdrawn. It should be noted that IEC 651 amendment 1:1993 contains an error which has been notified to IEC. Until such time as the error is corrected the following information applies to BS EN 60651:1994. In Appendix D (normative): Equations for design-goal frequency weightin
10、gs equations (D1) and (D2) are to be read as follows. For the C-weighting: For the B-weighting: 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
11、 not of itself confer immunity from legal obligations. (D1) (D2) Summary of pages This document comprises a front cover, an inside front cover, pages i and ii, the EN title page, pages 2 to 29 and a back cover. The BSI copyright notice displayed in this document indicates when the document was last
12、issued. Sidelining in this document indicates the most recent changes by amendment. Licensed Copy: sheffieldun sheffieldun, na, Mon Sep 18 10:53:33 BST 2006, Uncontrolled Copy, (c) BSI ? EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 60651 January 1994 +A1 January 1994 +A2 January 2001 UDC 621
13、.317.799.534.621.2.534.793:001.4:620.1:621.317.3Supersedes HD 425 S1:1983 Descriptors: Sound level meters, precision, requirements, testing, properties, definitions English version Sound level meters (including amendments A1:1994 and A2:2001) (IEC 60651:1979 + A1:1993 + A2:2000) Sonomtres (inclut le
14、s amendments A1:1994 et A2:2001) (CEI 60651:1979 +A1:1993 +A2:2000) Schallpegelmesser (enthlt nderungen A1:1994 und A2:2001) (IEC 60651:1979 +A1:1993 +A2:2000) This European Standard was approved by CENELEC on 1993-12-08. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations
15、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 the Central Secretariat or to any CENELEC member. This Europ
16、ean 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 same status as the official versions. CENELEC members are t
17、he national electrotechnical committees of Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. CENELEC European Committee for Electrotechnical Standardization Comit Europen de
18、Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B-1050 Brussels 1994 Copyright reserved to CENELEC members Ref. No. EN 60651:1994 + A1:1994 + A2:2001 E Licensed Copy: sheffieldun sheffieldun, na, Mon Sep 18 10:53:33 BST 2006, U
19、ncontrolled Copy, (c) BSI ? EN 60651:1994 BSI 15 October 20012 Foreword As a consequence of the IEC-CENELEC Agreement, HD 425 S1:1983 (IEC 651:1979) was submitted to the CENELEC voting procedure for conversion into a European Standard. The text of the International Standard was approved by CENELEC a
20、s EN 60651 on 8 December 1993. The following dates were fixed. Annexes designated “ normative” are part of the body of the standard. In this standard, Appendix A, Appendix B, Appendix C and Annex ZA are normative. Foreword of EN 60651/A1:1994 The text of document 29(CO)203, as prepared by IEC Techni
21、cal Committee No. 29: Electroacoustics, was submitted to the IEC-CENELEC parallel vote in March 1993. The reference document was approved by CENELEC as amendment A1 to EN 60651 on 8 December 1993. The following dates were fixed: Annexes designated “ normative” are part of the body of the standard. I
22、n this standard, Appendix D and Annex ZA are normative. Foreword to amendment A2 The text of document 29/458/FDIS, future amendment 2 to IEC 60651:1979, prepared by IEC TC 29, Electroacoustics, was submitted to the IEC-CENELEC parallel vote and was approved by CENELEC as amendment A2 to EN 60651:199
23、4 on 2000-11-01. The following dates were fixed: Annexes designated “ normative” are part of the body of the standard. Annexes designated “ informative” are given for information only. In this standard Annex ZA is normative and Annex E is informative. Annex ZA has been added by CENELEC. Contents Pag
24、e Foreword2 1Scope4 2Object and general requirements4 3Definitions5 4General characteristics6 5Directional characteristics of the microphone and instrument case7 6Frequency weighting and amplifier characteristics8 7Detector and indicator characteristics10 8Sensitivity to various environments14 9Cali
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