Sound Level Meter(DSL-335) Product ID: DSL-335

DSL-335  is a mini sound meter which can convert ambient sound into electrical signals, process data and displays results on LCD. It does not have traditional meter issues such as meter being too large, complex operation, and so on. DSL-335  can constantly monitor ambient sound. It is light weight, compact, ergonomic, and user friendly, making it a great tool for monitoring noise levels in hotels, conference halls, home theater, hospitals, and any other noise sensitive environments.

Certificate:CE

Features:

  • Handheld mini illuminometer with stable, safe and reliable measurement.
  • Measuring range 30 ~ 130 dB Automatic measurement function.
  • The LCD screen has a backlight for easy operation.
  • Data retention function, maximum and minimum measurement.
  • Automatic shutdown, energy saving function. 
  • Frequency response: 31.6Hz ~ 8KHz
  • Time Weight: Fast (FAST) 125ms and Slow (SLOW) 1s Response time can be selected.
  • Resolution: 0.1dB
  • Accuracy: ±5dB
  • 1/2 inch microphone head
  • Overload display function ""OL"".

Functions

Range

Resolution

Accuracy

Noise (A Weighting)

30~130dB

0.1dB

±1.5dB

Sampling Rate

FASH

 

125ms

SLOW

 

1000ms

Overload Indication

 

 

OL

MAX/MIN

 

 

MAX/MIN

Data Hold

 

 

HOLD

LCD Backlight

 

 

Yes

Auto Power Off

 

 

5min

Low Battery Indication

 

 

3.0~3.5V

Battery

 

 

4.5V

Current Consumption

Working

mA

≤40mA

Power off

uA

≤10uA

Working Environment

Temperature

 

0~40℃

Humidity

 

≤80%RH

Storage Environment

Temperature

 

-20~60℃

Humidity

 

≤75%RH

Key Functions

ON/OFF 

Short press to turn on/off the meter

MAX/MIN

Short press to switch between MAX/MIN/normal measurement state

FAST/SLOW

Short press to select fast sampling (125ms) or slow sampling (1s)

HOLD/BL

Short press to enter data hold mode, long press to turn on/off backlight