SN EN 61672-2 : 2003

1 Scope
2 Normative references
3 Terms and definitions
4 Submission for testing
5 Marking of the sound level meter and information in the
   instruction manual
6 Mandatory facilities and general requirements
7 Environmental, electrostatic and radio-frequency tests
   7.1 General
   7.2 Expanded uncertainties for measurements of
        environmental test conditions
   7.3 Influence of static pressure
   7.4 Tolerance limits on air temperature,
        relative humidity and static pressure
   7.5 Acclimatization requirements for tests
        of the influence of air temperature and
        relative humidity
   7.6 Abbreviated test of the influence of air
        temperature and relative humidity combined
   7.7 Influence of air temperature
   7.8 Influence of relative humidity
   7.9 Influence of electrostatic discharges
   7.10 Influence of a.c. power frequency and
        radio-frequency tests
8 Radio-frequency emissions and public power supply
   disturbances
9 Electroacoustical performance tests
   9.1 General
   9.2 Indication at the calibration check frequency
   9.3 Directional response
   9.4 Tests of frequency weightings with acoustical signals
   9.5 Test of frequency weightings with electrical signals
   9.6 Combined effect of reflections, diffraction and
        corrections for nominal microphone frequency
        response and for the influence of a windscreen
   9.7 Adjustments to obtain free-field sound levels
   9.8 Level linearity
   9.9 Under-range indication
   9.10 Self-generated noise
   9.11 Decay time constants for time weightings F and S
   9.12 Toneburst response for sound level meters that
        measure time-weighted sound level
   9.13 Toneburst response for sound level meters that
        measure level meters that measure time-average
        sound level
   9.14 Response to sequences of repeated tonebursts for
        sound level meters that measure time-average
        sound level
   9.15 Overload indication
   9.11 Decay time constants for time weightings F and S
   9.12 Toneburst response for sound level meters that
        measure time-weighted sound level
   9.13 Toneburst response for sound level meters that
        measure level meters that measure time-average
        sound level
   9.14 Response to sequences of repeated tonebursts for
        sound level meters that measure time-average
        sound level
   9.15 Overload indication
   9.16 Peak C sound level
   9.17 Reset
   9.18 Electrical output
   9.19 Timing facilities
   9.20 Crosstalk in multi-channel sound level meter systems
   9.21 Power supply
10 Pattern evaluation report
Annex ZA (normative) Normative references to international
         publications with their corresponding European
         publications

Specifies details of the tests necessary to verify conformance to all mandatory specifications given in EN 61672-1:2002 for conventional sound level meters, integrating-averaging sound level meters and integrating sound level meters.