NF EN 60651 : 94 AMD 2 2001

Superseded

Superseded date

09-01-2003

Published date

01-12-2013

Publisher

Association Francaise de Normalisation

Foreword
1 Scope
2 Object and general requirements
3 Definitions
4 General characteristics
5 Directional characteristics of the microphone and
    instrument case
6 Frequency weighting and amplifier characteristics
7 Detector and indicator characteristics
8 Sensitivity to various environments
9 Calibration and verification of the basic characteristics
    of the sound level meter
10 Provision for use with auxiliary equipment
11 Rating information and instruction manual
12 Electromagnetic and electrostatic compatibility
     requirements and test procedures
Appendices
A Tests of the overload and detection characteristics
B Diffuse field sensitivity
C Theoretical response to tone bursts
D (normative) Equations for design-goal frequency
                weightings
E (informative) Emission limits
ZA Other international publications quoted in this
    standard with the references of the relevant
    European publications
NA (informative) Committees responsible

Describes instruments (sound level meters) for the measurement of certain frequency and time weighted sound pressure levels. Gives the following characteristics of sound level meters: - directional characteristics; - frequency weighting characteristics; - time weighting, detector and indicator characteristics; - sensitivity to various environments.

DevelopmentNote	Indice de classement: S31-009 Supersedes NFS 31 009 and NFS 31 009 PROJET (09/2003)
DocumentType	Standard
PublisherName	Association Francaise de Normalisation
Status	Superseded
Supersedes	NFS 31 009 PROJET : 98 PR NFS 31 009 : CORRIGENDUM 87

Standards	Relationship
DIN EN 60651 : 1994 AMD 2 2003	Identical
BS EN 60651:1994	Identical
I.S. EN 60651:1994	Identical
EN 60651:1994/A2:2001	Identical
IEC 60651:1979+AMD1:1993+AMD2:2000 CSV	Identical

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