Pocket Sound Level Gauge for Noise
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Pocket Sound Level Gauge for Noise

Pocket Sound Level Gauge for Noise

Guangzhou Amittari instruments Co., LTD. specialize in manufacturing coating thickness gauge, ultrasonic thickness gauge
Basic Info
Model NO. AS-156B
Measurable Parameters Lp,Leq,Lmax,Ln
Accuracy No More Than 1dB
Resolution 0.1dB
Frequency Weighting a/ C / ;F (Flat)
Transport Package Portable Plastic Case
Specification 140x70x30 mm
Trademark AM
Origin China
HS Code 9027809900
Production Capacity 999PCS/Month
Product Description
Guangzhou Amittari instruments Co., LTD. specialize in manufacturing coating thickness gauge, ultrasonic thickness gauge, hardness tester, surface roughness tester, vibration meter, gloss meter, whiteness meter, reflectance meter, tint meter, lux meter, stroboscope, tachometer moisture meter, tension meter, sound level meter, anemometer, force gauge etc..Pocket Sound Level Gauge for Noise AS-156B

Product Description

The Sound Level Meter is divided into two types: ( AS-156A Accuracy : ±2dB), (AS-156B Accuracy : ±1dB ). 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 ( soundlevel). Leq (Equivalent Continuous A Sound Level). Lmax (Maximum Sound Level) and LN (Percent of all readings over alarm value set).

Pocket Sound Level Gauge for Noise


Product Feature

* 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 outputchoice.

Product Parameters

Resolution

0.1dB

Accuracy

AS-156A: ± 2dB

AS-156B: ± 1dB
Measurable ParametersLp (sound level)
Leq (Equivalent Continuous A Sound Level)
Lmax (Maximum Sound Level)
LN (Percent of all readings over alarm value set)
Measuring RangeLp: 30~130dB
Leq: 35~130dB
LN: 0~100%
Frequency Weighting"A" / "C" / "F" (Flat)
Time Weighting"Fast" ( 125ms ) / "Slow" ( 1 second )
Microphone1/2 inch electret condenser type
MemoryStore 30 group measurement conditions and data
Built In Calibration Signal

94dB at 1kHz (sinusoidal)

Alarm Value Set30~130 dB
Frequency Range

AS-156A:: 20~8,000Hz

AS-156B: 20~12,500 Hz

Alarm OutputLED and optional relay contact (NC)
Size140x70x30 mm
Power Supply4x1.5vAAA Um-4 Battery
Weight130 g (Not including batteries)

Product Accessories

Standard Accessories

Main Unit

Windscreen

Carrying Case
Operation Manual

Optional Accessories

Sound Level Meter Calibrator

USB data output
RS-232 data output
Bluetooth™ data output

Buying Guide When you choose the model number of Amittari instrument, the default is standard delivery. If you need other optional accessories, please tell our customer -service worker.

The following three items are basic optional accessories choices

Standard Accessories+USB data output

Standard Accessories+Bluetooth data output

Bluetooth Accessories

Amittari instruments generally can be supplied with Bluetooth data output function ( except few instruments ) . As Bluetooth data output is included in optional accessories, not standard delivery, it needs to be indicated when choose 10 meters to 100 meters distance can be chosen. Please kindly contact with the customer-service worker if you need Bluetooth data output.