Industrial Dosemeter, personal sound exposure meter
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Each GA257 SONUS Dosemeter is supplied in its own plastic case complete with a handbook, windshield and pen.
Specifications:
Standards: IEC61672-1-2002 (Sound Level Meters), IEC61252-1993 (Personal Sound Exposure Meters)
- Linear Operating range: 70dB
- Detector Characteristics: RMS and Peak
- Exchange rate: 3dB, 4dB or 5dB
- Criterion Level: 75dB, 80dB, 85dB or 90dB
- Threshold Level: -5dB, -10dB or OFF
- Peak: 3dB above top of selected range
- Display: Custom alphanumeric LCD, digit size 7mm x 5mm
- Memory: 4800 Data Intervals Maximum
- Calibration: 91.0 to 120.0dB @ 1KHz
- Batteries: 1 x PP3 (9V) Approximately 12 hours continuous use
- Operating Temperature: Operating Range: -10 to + 50ºC
- Humidity: Effect: < 0.5dB from 25% to 90% RH
- Vibration: No effect on instrument
- Processing: A to D Converter: 12-bit, 325kHz sampling. 8MHz, micro-controller
- Dimensions: 60mm (width) x 35mm (depth excluding pocket clip) x 135mm (height)
- Microphone cable length: 800mm (including rubber sleeve and microphone)