Shenzhen Laesent Technology Co., Ltd.

decibel meter led display DT-805L

decibel meter led display  DT-805L
Product Detailed

LAESENT Reliable in Quality decibel meter led display DT-805L
1).Measuring level range:30~130dB
2).Resolution:0.1dB

 

DT-805L decibel meter led display


 Mini Sound Level Meter has a wide dynamic range from 30 to 130dB. It has different frequency weighting A and C to respond to human sense or machine monitoring purposes. For different sound pattern, it also supplies fast and slow time constant setting.

Features:

Ranges from 30dB to 130dB at frequencies between 31.5Hz and 8 KHz. Display with 0.1dB steps on a 4-digits LCD. With two equivalent weighted sound pressure levels, A and C. Newly designed shape High performance Max Hold and Data Hold function

Specifications:

Standard applied

IEC651 type 2, ANSI S1.4 type 2

Frequency range

 31.5Hz~8KHz

Measuring level range

30~130dB

Frequency weighting

:A/C

Microphone    

1/2 inch electret condenser microphone

Calibration     

Electrical  calibration  with  the  internal oscillator (1kHz sine wave)

Display        

LCD

Digital display 

4 digits

Resolution

0.1dB

Display Up data

0.5 sec.

Time weighting

FAST(125mS), SLOW(1 sec.)

Level ranges        

Lo: 30-100dB   Hi : 60-130dB

Accuracy            

+ 2dB (under reference conditions)

Alarm function        

OVER is show when input is out of range

Maximum hold

Hold readings the Maximum Value, with decay <
1dB/3minutes.

Auto power off       

Meter automatically shuts down after approx. 15 minutes of inactivity.

Power supply         

One 9V battery, 006P or IEC 6F22 or NEDA 1604.

Power life            

About 50hrs(alkaline Battery)

Operation temperature

0 to 40ºC(32 to 104ºF)

Operation humidity    

10 to 90%RH

Storage temperature   

-10 to 60ºC( 14 to 140 ºF)

Storage humidity      

10 to 75%RH

Dimensions

210(L)X55(W)X32(H)mm

Weight

230g(including battery)

Accessories :
9V battery, Carrying case and Gift box, Instruction manual.



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