AS-156B Professional Sound Level Meter Monitoring Indicator Noise meter 30~130dB

AS-156B Professional Sound Level Meter Monitoring Indicator Noise meter 30~130dB

Model No.︰AS-156B

Brand Name︰AERMANDA

Country of Origin︰China

Unit Price︰US $ 80 / Piece

Minimum Order︰1 Piece

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Product Description

AS-156B Professional Sound Level Meter Monitoring Indicator Noise meter 30~130dB

 

Product Description

 

The Sound Level Meter (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).

 

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-156B: ± 1dB

Measurable Parameters

Lp   (sound level)

Leq (Equivalent Continuous A Sound Level)

Lmax (Maximum Sound Level)

LN  (Percent of all readings over alarm value set)

Measuring Range

Lp:   30~130dB

Leq: 35~130dB

LN:   0~100%

Frequency Weighting

“A” / “C” / “F” (Flat)

Time Weighting

“Fast”  ( 125ms ) / “Slow” ( 1 second )

Microphone

1/2 inch electret condenser type

Memory

Store 30 group measurement conditions and data

Built In Calibration Signal

94dB at 1kHz (sinusoidal)

Alarm Value Set

30~130 dB

Frequency Range

AS-156B: 20~12,500 Hz

Alarm Output

LED and optional relay contact (NC)

Size

140x70x30 mm

Power Supply

4x1.5vAAA Um-4 Battery

Weight

130 g  (Not including batteries)

 

 

 

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

Price Terms︰ FOB Shenzhen

Payment Terms︰ TT/Western Union/Paypal

Packing︰ Export carton

Lead Time︰ 3 days

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