0812-8222-8891 Sound Level Meter Smart Sensor AR824 Digital Sound Pressure Level Meter, harga sound level meter digital AR824 murah di jakarta indonesia.

Smart Sensor AR824/ AR-824 Digital Sound Pressure Level Meter-alat ukur kebisingan suara. 1. Products Description: AR824 digital sound pressure level meter has wide range of applications in noise pollution studies, research and other industrial use.It is a portable, easy to use and handy instrument for sound quality control in office, home, school and construction site. It' s an instrument to measure Sound Pressure Level in decibels ( dB) . AR824 is featured with wide measuring range ( 30-130 dB) , Bar-Graph Indication, A/ C frequency weighting, Fast/ Slow response and Maximum Hold function.The meter also provides a windscreen to filter-out unwanted signals. Features as Following: Accuracy: ± 1.5 dB Display: 0.5 secretary Resolution: 0.1 dB LCD display: 5 digits Frequency Range: 31.5 Hz ~ 8.5 kHz Linearity Range: 50 dB Frequency Weighting: A, C Measuring Level: 30 ~ 130 dB( A) ( A-weighted decibels) , 35 ~ 130 dB( C) ( C-weighted decibels) Bar graph: 50 dB scale at 1 dB step for monitoring current sound pressure level display period: 50 mS Over range indication: Under indication less than lower limit of the range AC output: 0.707 Vrms at Full Scale output impedance approx. 600 © DC output: 10 mV / dB output impedance approx. 100 © Time weighting: Fast / Slow Microphone: ? inch electret condenser microphone Power Supply: 4x AA 1.5V Alkaline cells or DC 6 V 100( Maximum DC 9V) Power life: about 30 hours ( alkaline battery) Operation Temperature: 0 ~ 40 ° C ( 32 ~ 104 ° F) Operation Humidity: 10 ~ 80 % RH Storage Temperature: -10 ~ 60 ° C ( 14 ~ 140 ° F) Storage Humidity: 10 ~ 70 % RH Dimensions: 235x70x30mm ( 9.25x2.76x1.18 inch) Net Weight: around 300g / 0.66 lb 2. Standard Delivery: 1x Main unit 1x Windscreen 1x Operation manual 1x Packing box