Sound Level Meters

Sound Level Meters

Application field:
This sound level meter is a digital noise meter auto-shifting function that can be applied to the measurements for both environmental noise and mechanical noise.

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  • 4 digital LCD.
  • Frequency weighting: dBA, dBC
  • Time weighting: FAST, SLOW
  • Data hold.
  • Auto ranging.
  • Auto power off(default 15 min)and disable auto power off.
  • Maximum and Minimum hold
  • Overloading “OVER” or “UNDER”.
  • Low battery indication

Technical Specifications

Environmental conditions at 23°C ± 5°C

Sample rate 1 second
Standard applied IEC 61672-1 class 2

IEC651 Type2

ANSI1.4 Type2

Microphone ½inch Electret condenser microphone
Dynamic Range 50 dB
Measuring range 35 ~ 130 dBA
40 ~ 130 dBC
Frequency response 31.5 Hz ~ 8 KHz
Resolution 0.1 dB
Time weighting FAST 125 ms ; SLOW 1s
Frequency weighting A / C
Accuracy ±1.8 dB (reference SPL 94 dB @1KHZ)
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