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Kewtech KEW320 Sound Level Meter with Bar Graph
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.
The Kewtech KEW320 Sound Level Meter is also equipped with AC & DC output, a tripod-mounting point, and a ½-inch electret condenser microphone with a metal housing. It is supplied in a durable hard case for added protection.
Finally, the Kewtech KEW320 Sound Level Meter conforms to IEC61672-1 Class 2. It is a comprehensive, easy-to-use and rugged sound meter.
Kewtech KEW320 Sound Level Meter with Bar Graph Key Features
- Optimised for electrical contractors
- Measurement range: 32dB to 130dB
- The measurement range is split into three levels: 32-90dB, 50-110dB, and 70-130dB
- Measurement accuracy: ±1.4dB
- Sample rate: 2 times per second
- Frequency range: 20Hz to 8kHz
- A/C frequency weighting
- FAST/ SLOW time weighting
- Compare results from A & C weighting to measure low-frequency noise
- Clear LCD with an analogue bar graph
- Battery-status indicator
- 9V battery
- Battery life: up to 50 hours
- Auto Power Off function
- AC & DC output
- Tripod-mounting point
- ½-inch electret condenser microphone with a metal housing
- Supplied in a durable hard case for added protection
- Conforms to IEC61672-1 Class 2
- Versatile, easy-to-use and rugged sound meter
What’s Included?
- Kewtech KEW320 Sound Level Meter with Bar Graph
- 9V Battery
- Windshield
- User Manual
- Hard Case
Kewtech KEW320 Sound Level Meter with Bar Graph Technical Specifications
| Applicable standard | IEC61672-1 Class 2 |
| Frequency range | 20Hz to 8KHz |
| Measuring range | 32 to 130dB |
| Frequency 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) |
| 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.. |
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Additional Information
| SKU | KEW320 |
|---|---|
| Manufacturer Part Code | KEW320 |
