Mini Digital Sound Level Meter For Testing Sound Noise , Accuracy 2dB
| Place of Origin: | Zhejiang |
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Company Profile
| Location: | Guangzhou, Guangdong, China (Mainland) |
|---|---|
| Business Type: | Manufacturer |
| Main Products: | Coating Thickness Gauge, Ultrasonic Thickness Gauge, Surface Roughness Tester |
Product Detail
| Model No.: | AS-156A |
|---|
Product Description
Mini Digital Sound Level Meter For Testing Sound Noise , Accuracy ± 2dB
Quick Detail:
|
Name |
Sound Level Meter |
Application |
Sound noise testing |
|
Color |
Gray |
Feature |
Sound testing , Function Lp , Leq , Lmax , LN |
|
Size |
140x70x30 mm |
Certificate |
CE |
Description:
> DC output :1 0 m V / d B
> Auto range selection and digital display with no guessing errors
> Can memorize 30 groups of measurement results and measuring conditions
> Permits choice “A”, “C” , “F” weighting and “Fast” / “Slow” response times
> Offers 4 measurement parameters: Lp (sound level); Leq (Equivalent Continuous A Sound Level ); Lmax ( Maximum Sound Level) and LN (Percent of all readings over alarm value set )
> Use USB data output with connection PC
> Provide Bluetooth data output choice
Applications:
Sound Level testing.
Specifications
|
Model |
AS-156A |
|
|
Accuracy |
± 2dB |
|
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Measurement Range |
Lp: 30~130dB |
|
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Leq: 35~130dB |
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LN: 0~100% |
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Measurable Parameters |
Lp (sound level) |
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Leq (Equivalent Continuous A Sound Level) |
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Lmax (Maximum Sound Level) |
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LN (Percent of all readings over alarm value set) |
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Frequency Weighting |
“A” / “C” / “F” (Flat) |
|
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Time Weighting |
“Fast” ( 125ms ) / “Slow” ( 1 second ) |
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Microphone |
1/2 inch electret condenser type |
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Memory |
Store 30 group measurement conditions and data |
|
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Built In Calibration Signal |
94dB at 1kHz (sinusoidal) |
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Alarm Value Set |
30~130 dB |
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Frequency Range |
20~8,000Hz |
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Alarm Output |
LED and optional relay contact (NC) |
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Power Supply |
4x1.5vAAA Um-4 Battery |
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Size |
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