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AS844+ Digital Sound Level Meter 30~130db Audio Noise Volume Measuring Instrument dB Decibel Monitoring Tester w/ Data Store 15000pcs

AS844+ Digital Sound Level Meter 30~130db Audio Noise Volume Measuring Instrument dB Decibel Monitoring Tester w/ Data Store 15000pcs, It's portable and easy to use as a handy instrument for sound quality control in factory, office, home, school and construction site. Wholesale AS844+ Digital Sound Level Meter

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SMART SENSOR DIGITAL SOUND LEVEL METER AS844+

Do you want to test the sound level? Need to know the noise level? Try our digital sound level meter. It's featured with wide measuring range (30-130dB). It's portable and easy to use as a handy instrument for sound quality control in factory, office, home, school and construction site.
Product Features
1. Data storage function allows to store up to 15,000 groups of data.Connect with the computer through USB cable, which supports data record download, real-time sampling analysis, and graph & data printing.
2. Real time display the current temperature(℃/℉ switchable) and humidity.
3. 2.7" large LCD display for easy reading, convenient to use.
4. Wide measurement range from 30dB to 130dB, Frequency: 31.5Hz - 8KHz,
5. Resolution: 0.1dB, Accuracy: ±1.5dB.
5. With A and C equivalent weighted sound pressure levels.
6. Fast and slow dynamic characteristic mode.
7. Both AC and PWM signal output are available.
8. Low battery indication, automatic & manual power off function.
9. Equipped with sponge ball and a sturdy storage case. Compact and light,convenient to hold and carry.
10. Portable and easy to use, suitable for checking, monitoring or controlling the sound level for personal, families, business, studies, industrial, etc.

Technical Details

Brand name

Smart Sensor

Color

Yellow and black

Model number

AS844+

Calibration sound source

94dB@1KHz

Measurement range

30-130dBA/35-130dBC

Accuracy

+/-1.5dB

Resolution

0.1dB

Dynamic range

50dB/100dB

Overload indication

OVER/UNDER

Frequency weighting characteristic

A and C

Digital display

31/2 digits

Analogy bar graph

1dB/1 bar graph

Sampling rate

20times/second

AC signal out

1 Vrms/full bar grph

Dynamic characteristic

FAST/SLOW

Data storage quantity

15000

The maximum value holding

MAX

Auto power off

(after o operation for 10 minutes)

Microphone

1/2inch polarization capacitance

Operation volyage

3.7V Lithium battery/USDB 5V

Battery life

12hr(continue use)

Temperature measure range

0-45°C

Temperature accuracy

+/-2°C

Humidity measure range

10-99%RH

Humidity accuracy

+/-5%RH

Item size

225*66*31cm

Item weight

153g

Package size

260*215*60cm

Package weight

760g

LCD display

Color screen

Product Photos

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