Smart Sensor AS834 Digital Sound Level Meter Digital

Want to test the sound level? Need to know the noise level? Try our digital sound level meter. It's featured with wide measuring range (30-130dB). It's portable and easy to use as a handy instrument for sound quality control in factory, office, home, school and construction site.








Features:



2.7" large LCD display for easy reading, convenient to use.



Wide measurement range from 30dB to 130dB, Frequency: 31.5Hz - 8KHz, Resolution: 0.1dB, Accuracy: ±1.5dB.



With A and C equivalent weighted sound pressure levels.



and slow dynamic characteristic mode.



AC and signal output for frequency analyzer level recorder, FFT analyzer, graphic recorder, etc.



With maximum/minimum value measurement.



90-130dB alarm level setup range, it will hold the maximum value once the measured level is large than the alarm setup level.



Low battery indication, automatic & manual off function.



Equipped with sponge ball and a storage pouch. Compact and light, convenient to hold and carry.



Portable and easy to use, suitable for checking, monitoring or controlling the sound level for personal, families, business, studies, industrial, etc.








Specifications:



Material: ABS



Accuracy: ±1.5dB (at the calibration point, 94dB@1KHz)



Frequency Response: 31.5Hz~8.5kHz



Dynamic Range: 50dB



Measure Range: 30~130dBA, 35~130dBC



Frequency Weighting: A weighted and C weighting



Digital Display: 4 digit



Resolution: 0.1dB



Sampling Speed: 2 time per second



Analog Bar Graph: One bar is 1dB, sample rate is two times per second



Overload Alert: OVER or UNDER icon to show the stage



AC Signal Output: 0.707V rms at FS, output impedance approx. 600ohm



Signal Output: 10mV/dB, output impedance approx. 100ohm



Time Weighting: /Slow



Microphone: 1/2 inch ECM type microphone



Operating Temperature & Humidity: 0～40℃, 10%～80%RH



Storage Temperature: 10～60℃, 10%～70%RH



Supply(NOT included): 1 * 9V 6F22 battery or 9V 100mA adapter



LCD Size: 52 * 43mm / 2.05 * 2.01in



Item Size: 221 * 66 * 32.5mm / 8.70 * 2.60 * 1.28in



Item Weight: 200g / 7.06oz



Package Weight: 261g / 9.23oz



Package Size: 24.5 * 9.2 * 5.2cm / 9.65 * 3.62 * 2.05in








Package List:



1 * Sound Level Meter



1 * Storage Pouch



1 * User Manual(English)








Note:



When measuring the noise in outdoors, please put a sponge ball on the microphone head to prevent the microphone from being blown directly to cause airflow noise.