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Applied Standards:
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IEC 61252:2002 Personal Sound Exposure Meters,
IEC61672-2002,Class 2;
ANSI S1.25:1991 Personal Noise Dosimeters
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Microphone:
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1/4 inch prepolarized condenser field replaceable threaded microphone
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Measurement Range:
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40-140dBA,70-143dBC(sensitivity: -53 dB )
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Peak C Measuring Range:
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70 to 143dB
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Frequency Range:
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20Hz to 12.5kHz
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Frequency Weightings:
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Parallel (simultaneous) A, C, Z
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Time Weightings:
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Parallel (simultaneous) F, S, I, Peak
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Selectable thresholds :
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40 to 90dB
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Exchange rates:
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3, 4, 5 and 6
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Selectable criterion:
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70 to 90dB
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Dose exposure measurement range:
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0.01Pa2h ~ 99.99Pa²h
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Noise dose measuring range:
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0% ~ 9999%
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Integrating time:
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1 second ~ 24 hours
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Memory capacity:
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32GB TF card
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Sampling interval of statistic analysis:
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0.01s
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Calibration information:
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Calibration dates, times, and levels
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Internal software function:
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Integrating Function, Statistical Analysis Function
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Security:
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Lock via keys
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Power supply:
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Rechargeable lithium polymer battery
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Battery life:
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36 hours run capacity
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Dimensions:
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68(H)×68(W)×20(D)mm
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Weight:
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85g
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