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Sound Level Calibration 1. Safety Information Read the following safety information carefully before attempting to operate or service the meter. Use the meter only as specified in this manual; otherwise, the protection provided by the meter may be impaired. Environment Conditions Altitude up to 2000 meters Relative humidity 90% max.
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Sound Level Calibration 3. Features Conforms to ANSI S1.4-1984 and IEC 60942-2003 Class 2. Calibration levels of 94dB and 114dB. Fit 1 inch and 1/2 inch diameter microphone. 4. Specifications Output sound pressure levels: 94dB and 114dB re 20 uPa under reference conditions.
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Sound Level Calibration Calibrator will not be operated when green LED turns to red LED, which means that battery voltage falls bellow acceptable range. Dimensions: 113(L)x63(W)x44(H)mm,4.4(L)x2.4(W)x1.7(H)inch Weight: approx. 170g(including battery) Ambient conditions: 0 – 40℃(32 – 140℉), 10 – 90%RH, 650 –1080hpa Storage temperature &...
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Sound Level Calibration 5. Nomenclature And Functions 94dB 9V BATTERY NEDA 1604 114dB 6F22 , 006P IEC 60942 Class 2 ANSI S1.40 - 1984 Power and low battery indicate LED. Power and output level select switch. Transducer assembly 1-inch cavity for microphone insertion.
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