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Kewtech KEW320 Sound Level Meter

Kewtech
SKU: KEWTKEW320
  • Measures within a range of 30 to 130 decibels and 20Hz to 8KHz
  • Compare results from A & C weighting for low frequency noise
  • Includes a 60dB Dynamic space in each range & an accuracy of ±1.4dB
More Info
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Kewtech KEW320 Sound Level Meter

The Kewtech KEW320 Sound Level Meter is a versatile instrument built to meet the needs of professional electrical contractors. Capable of measuring decibels in multiple ranges, (30-90 dB, 50-110 dB and 70-130 dB) it also includes is a 60dB dynamic space in each range. With AC & DC output and an accuracy of ± 1.4 dB (ref. 94 dB@1 KHz), the KEW320 is a lightweight unit small enough to fit into any kit.

Featuring a clear LCD screen with both digital and analogue display, use the Kewtech KEW320 to compare results from A & C weighting for measure of low frequency noise. Operational within a frequency range of 20Hz to 8KHz, this sound level meter boasts a sampling rate of 2 times a second, A/C frequency weighting and fast/slow time weighting.

The microphone of the Kewtech KEW320 Sound Level Meter is a 1/2" electret condenser with metal housing. Power is supplied via a 9V battery, charge status is indicated on screen and an optional auto-power off function is included to protect the 50 hour battery life. With a tripod mounting point incorporated, this model conforms to IEC61672-1 Class 2 and is supplied with a battery, windshield, manual & durable hardcase.

Key Features

  • 30 to 130dB measurement range
  • Level range: 30-90 dB, 50-110 dB, 70-130 dB
  • Dynamic space of 60dB in each range
  • Includes A/C frequency weighting
  • Frequency range of 20Hz to 8KHz
  • Features accuracy of ± 1.4 dB (ref. 94 dB@1 KHz)
  • The sampling rate is 2 times / sec
  • Capable of fast / slow time weighting
  • AC & DC output
  • 1/2 inch electret condenser microphone (w/ metal housing)
  • LCD screen with digital and analogue display
  • Conforms to IEC61672-1 Class 2
  • Tripod mounting point incorporated
  • Supplied with hard-wearing case
  • Battery powered, 50 hour battery life

Kewtech part number: KEW320

Specification
  • Applicable standard: IEC61672-1 Class 2
  • Frequency range: 20Hz to 8KHz
  • Measuring range: 32 to 130dB
  • Frequency Weighting: A/C
  • Microphone: 1⁄2 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)
  • Operating temperature range: 0 to 40°C
  • Operating humidity range: 10 to 90% RH
  • Operating altitude: 2000m
  • Storage temperature range: -10 to 60°C
  • Storage humidity range: 10 to 75% RH
  • Dimensions: 258 x 55 x 25mm
  • Weight: 185g approx.