Larson Davis 831, User Manual

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Model 831 Manual Technical Specifications A-1
A P P E N D I X
A
Technical Specifications
The specifications contained in this chapter are subject to change without notice. Please refer to
calibration and measurement results for data on a specific unit.
Standards Met by Model 831
Sound Level Meter Standards
IEC61672-1 Ed. 2.0 (2013-09) Class 1, Group X
IEC60651 Ed 1.2 (2001) plus Amendment 1 (1993-02) and Amendment 2 (2000-10) Type 1,
Group X
IEC60804 (2000-10) Type 1, Group X
ANSI S1.4-2014 Class 1
ANSI S1.4-1983 (R2006) plus Amendment ANSI S1.4A-1985 (R2006) Type 1
ANSI S1.43-1997 (R2007) Type 1
DIN 45657
Octave Filter Standards (Option 831- OB3)
IEC61260 Ed. 1.0 (1995-08) plus Amendment 1 (2001-09), 1/1 and 1/3-octave Bands, Class 1,
Group X, all filters
ANSI S1.11-2004 (R2009) Class 1
Personal Noise Dosimeter Standards (Option 831-IH)
IEC61252 Ed. 1.1 (2002-03)
ANSI S1.25-1991(R2007)
Room Acoustics Standards (Option 831-RT)
ISO 3382-1:2009 Measurement of Room Acoustic Parameters Part 1: Performance Rooms
ISO 3382-2:2008 Measurement of Room Acoustic Parameters Part 2: Reverberation Time in
Ordinary Rooms
ASTM E2235 (2004) Standard Test Method for Determination of Decay Rates for Use in Sound
Insulation Test Methods.