Kewtech KEW320 Sound Level Meter

⚡ Compare results from A & C weighting to measure low-frequency noise

⚡ Clear LCD with an analogue bar graph

⚡ Measures from 30dB to 130dB

⚡ 60dB Dynamic space in each range

⚡ Conforms to IEC61672-1 Class 2

SKU: KEW-KEW320 Categories: ,

£119.90 exc VAT / £143.88 inc VAT

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Product Details

Optimised for electrical contractors, this versatile Kewtech KEW320 Sound Level Meter has a measurement range of 32dB to 130dB; this is comprised of three levels each spanning approximately 60dB:

  • 32-90dB
  • 50-110dB
  • 70-130dB

The Kewtech KEW320 Sound Level Meter has a measurement accuracy of ±1.4dB and a sample rate of 2 times per second. It also features a frequency range of 20Hz to 8kHz, A/C frequency weighting, and FAST/ SLOW time weighting. Comparing results from A & C weighting allows the user to measure low-frequency noise.

Measurements are viewable via the Kewtech KEW320 Sound Level Meter’s clear LCD with an analogue bar graph. Via the display, the user can also view the battery status. The Kewtech KEW320 Sound Level Meter is supplied with a 9V battery capable of providing up to 50 hours of operating time. It features an Auto Power Off function to extend the battery life.


standard IEC61672-1 Class 2
Frequency range 20Hz to 8KHz
Measuring range 32 to 130dB
Weighting A / C
Microphone ½ inch electret
condenser microphone
Display LCD
Digital display
4 digit
0.1dB resolution
0.5 second update
Analogue display 30 segment display
2dB resolution
100mS display update
Level ranges Lo: 32 dB to 90 dB
Med: 50 dB to 110 dB
Hi: 70 dB to 130 dB
Accuracy +/- 1.4dB
(ref: 94dB@1KHz)
Dynamic range 60dB
Time weighting Fast / Slow
AC Output
1mVrms at full scale
(upper limit of each range)
DC Output 10mV / dB
Over limits display
(for each range) ‘OVER’
Under limit display
(for each range) ‘UNDER’
Min / Max On dedicated button press
Power Supply 9V 006P, IEC6F22 or
NEDA 1604
Battery life Approx. 60hrs (alkaline)
temperature range
0 to 40°C
Operating humidity
10 to 90% RH
Operating altitude 2000m
temperature range
-10 to 60°C
humidity range 10 to 75% RH
Dimensions 258 x 55 x 25mm
Weight 185g approx..

  • Battery
  • Instruction manual
  • Windshield
  • Protective hard case


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