Castle Sonus GA216I集成声级计(2级,35-140 dB,Lp,Leq,Lmax,Cpeak,LEP,d剂量计)

Instrument Standards: IEC 61672-1 : 2002, IEC 60651:1979+A1+A2, IEC 60804:2000
Range: 35-140 dB
Display range: 35-100 dB
Peak range: 75- 140 dB
Parameters :  Lp (Sound Pressure Level), Leq (Equivalent Sound Level), Lmax (maximum Level), Cpeak (Max. Peak Level), LEpd (Sound Exposure Level), LAE (Single Event Sound Exposure Level)
Linear Operating range: 65 dB
Frequency Weighting:‘A’ and ’C’ to IEC 61672-1:2002 and IEC 60651:1979+A1+A2
Frequency range: 20 Hz - 8 kHz (including microphone); 1 Hz - 20 kHz (electrical characteristics)
Time Weighting: Slow, Fast 
Microphone : Type 7052 Pre-Polarised ½” (13.2 mm), Free-Field, Electret Condenser Microphone: 20Hz – 8KHz ± 2dB; –32 dB ± 3 dB re 1V/Pa
Noise Floor: ’A’ Weighting <32 dB(A) rms. ‘C’ Weighting <38 dB(C) rms
Display: LCD with Contrast Control, digit size 7mm x 5mm
Batteries: 1 x 6LR61 (size PP3), 12h
Dimensions: 60mm (width) x 35mm (depth excluding pocket clip) x 135mm (height without microphone) or 210mm (height with microphone)
Weight: 220gms (including battery)
-GA601  Single Level Calibrator:
-KA010 Kit Case for GA216I, GA601 and Accessories

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