• Baseline Technologies

Sound Level Meter

Baseline Technologies offers an integrating Sound Level Meter, Model 2031A. Specifications: standards – designed as per IS: 9779-1981, Type 1; measuring range – 34-134 dB; microphone – ¼” electret condensor; calibration – factory calibrated, field calibration by acoustic calibrator 3022; detector – true RMS; clock – real time calendar; resolution – 0.1 dB; display – LCD, 16 x 2 alpha numeric; error indicators – overload and under-range indication; frequency weighting – A, C, linear as per IS: 9779-1981; time weighting – slow, fast and impulse, as per IS: 9779-1981; parameters – SPL, Lmax, Lmin, Leq, SEL, elapsed duration; battery – internal rechargeable NiCd; battery life – >10 hrs; battery indicator – battery life meter with auto shut off on low battery; outputs – analog output for filters, AC output of selected signal; construction – rugged die cast, reflection free, aluminium box; temperature and humidity – 0-50°C and 0 to 90% non condensing; dimensions – L 255 z W 93 x H 45 mm; weight – 1000 gm; standard accessories – charger, microphone, briefcase carrying case, windshield, operation manual; and optional accessories – acoustic calibrator 3022, 1/1 octave filter set 3010, 1/3 octave filter set 3010, and mic extension, cable, tripod stand. Applications: environmental noise level assessment; product noise level assessment; conformance to factories act, environmental pollution act or to user-specified levels; and assessment of noise levels in hotels, guest houses, public places, etc.