Sound Level Meter 30~130 dB BE824/BE844
Feature
* Designed according to International Electrician Committee Standard
IEC 651 TYPE 2
ANSI S1.4 TYPE 2
* Wild Measurement Range: 30-130dB
* High Accuracy: up to ± 1.5dB
* Windscreen/sponge ball to filter-out unwanted signals
* With Bar graph & Overload Indication (Over/Under)
* With 2 equivalent weighted sound pressure levels A and C
A frequency weighting for general sound level measurements
C frequency weighting for checking the low-frequency content of sounds
* AC & DC analogy signal output are available connecting to frequency analyzer level recorder, FFT analyzer and graphic record
* Large LCD screen with digits reading
* Fast and Slow dynamic characteristic mode
* Maximum value hold function to lock up the maximum reading
* Auto power off design for energy saving
* Dynamic sound level ranges & battery life indication
* Brand new, portable and easy to use
* Factory pre-calibrated
Spesification
* Measuring Level: 30-130dB (A) , 35-130dB (C)
* With Software CD & USB Cable, for recording date into your PC( only for model BE844)
* Level Ranges: 30-80dB ;50-100dB ;60-110dB ;80-130dB ;30-130dB
* Accuracy: ±1.5dB (under reference conditions)
* Resolution: 0.1dB
* Frequency Range: 31.5Hz to 8.5KHz
* Linearity Range: 50dB/100dB
* Bar Graph
50dB scale at 1dB step for monitoring current sound pressure level
Sample Rate: 20times/second
* Overload Indication: OVER/UNDER
* Frequency Weighting: A and C
* Digital Display: 4 digits
* AC Signal Output: 0.707Vrms at FS output impedance approx. 600Ω(ohm)
* DC Signal Output: 10mV/dB, output impedance approx. 100Ω(ohm)
* Time Weight: FAST / SLOW
* Microphone: 1/2" Electrinic Condenser microphone
* Max hold function: Yes
* Operating Condition: 0~40°C, 10~80%RH
* Storage Condition: -10~60°C, 10~70%RH
* Power Supply: 4 x AA 1.5V alkaline battery (included) or DC 6V 100mA (maxumim DC9V) (not included)
* Battery Power Life: About 30 hours (alkaline battery)
* Size: 256 x 70 x 35mm
* Weight (Meter with Sponge Ball/Windscreen Filter): 230g (excluding batteries)
Inquiry
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