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Portable sound level meter
Bonajay Sound level meter can be used in noise engineering, quality control, health prevention and environmental noise monitoring. Such as: the volume measuring various occasions engineering, schools, hospitals, shopping malls, theaters, offices, road traffic, Household air conditioners, refrigerators,audio and other applications.
Specical Features
Bonajay digital sound level meter is a precision instrument, the measurement accuracy up to ± 2dB. Compliance with the International Committee of IEC651 TYPE2 and the American National Standards ANSIS1.4 TYPE2.
Data Sheet
| Measuring Level: | 40~130dBA, 40~130dBC |
| Accuracy: | ±2 dB |
| Frequency Range: | 31.5 Hz to 8.5k Hz |
| Linearity Range: | 50dB |
| Frequency Weighting: | A, C |
| Digital Display: | 4 digits |
| Resolution: | 0.1dB |
| Display: | 0.5 secretary |
| Analog Bar Graph: | 50dB scale at 1dB step for monitoring current sound pressure level display period of 50mS |
| Overload indication: | Under indicate less than lower limit of the range |
| AC output: | 0.707 Vrms at FS output impedance approx 600 |
| DC output: | 10 mV / dB output impedance approx 100 |
| Dynamic Characteristic (Time weighting): | FAST (high speed) / SLOW (low speed) |
|
Microphone: |
1/2 inch electret condenser microphone |
| Power Supply: |
9V alkaline battery(not included) or DC 9V 100mA |
| Operating Environment: | 0°C to 40°C , 10% to 70% RH |
| Storage Environment: | -10°C to 50°C , 10% to 80% RH |
| Dimensions: |
235 x 70 x 30mm (LxWxH) |
Weight: |
approx 380g |
Note: As an option, the meter can be connected to PC with the package included USB cable, so you can view the online test, real time data measurement curve diagram and data input/output (the meter be connected to PC should install battery)
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