Larson Davis Announces Certification of Model 831 Sound Level Meter

July 30, 2013, Farmington Hills, MI - Larson Davis - a division of PCB Piezotronics, Inc., announces the certification of 831 sound level meter by LNE, Laboratoire National de métrologie et d'Essais (National Metrology and Testing Laboratory). The pattern approval certificate Nº LNE-25444 rev. 0 dated from 8th of July 2013, confirms the conformance of the 831 sound level meter to the French standard NF EN 61672-1:2003, Class 1, required for:

• Expert measurements, according to French standard NF S 31 010: Acoustics
• Characterization and measurement of environmental noise
• Road infrastructures noise measurement (NF S 31 085)
• Buildings acoustic measurement (NF S 31 057)
• Noise material certification measurement (NF U 15 171)

With its intelligent functionalities, the 831 sound level meter satisfies professionals' demands in environmental noise and building acoustics. Some of the demands include:

• IEC 61672-1:2002, ANSI S1.4, ANSI S1.43 Class 1 integrating sound level meter
• Voice Annotation
• User programmable run modes
• Six user selectable statistics (Ln)
• Threshold exceedance data
• Community Noise Calculations (Lden, CNEL)
• GPS Global Positioning Support
• Back Erase Functionality
• Normalized Spectrum
• User-selectable screen layout and lockable setup protection
• Remote access and field upgradable
• Wide variety of non-proprietary powering options including - 4XAA internal batteries, AC, USB and external batteries

For more information on Larson Davis products, visit: www.larsondavis.com
For more information on LNE (Laboratoire National de métrologie et d'Essais) visit: www.lne.eu