Aihua Instruments
Aihua Instruments
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AWA6022A Sound Calibrator Class 2
AWA6022A Sound Calibrator Class 2 AWA6022A Sound Calibrator Class 2 AWA6022A Sound Calibrator Class 2 AWA6022A Sound Calibrator Class 2 AWA6022A Sound Calibrator Class 2 AWA6022A Sound Calibrator Class 2 AWA6022A Sound Calibrator Class 2
AWA6022A Sound Calibrator Class 2
Model AWA6022A sound calibrator comply with the standard IEC 60942 Class 2.
Nominal sound pressure level: 94 dB and 114 dB(ref.20 μPa)at 1000Hz.
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Key Features


■  Comply with IEC 60942 class 2                                                                                                   

■  Pocket size, portable unit                                                                                                                       

■  Frequency 1000 Hz, give independence of weighting                                

■  Sound pressure independent of microphone equivalent volume


Technical Specifications


    Model

    AWA6021A Sound Calibrator Class 2

    Name

    Sound Level Calibrator

    Fulfils Standard

    IEC 60942 Class 2

    Normal Sound Pressure Level

    94 dB, 114 dB

    Sound level Accuracy

    ±0.5 dB

    Operation Frequency

    1000 Hz ± 1 Hz

    Distortion(THD)

    ≤ 2.5 %

    Power Supply

    2×1.5V alkaline battery LR6 (AA)

    Battery Check

    yes

    Operating Temperature

    -10°C ~ +50°C

    Humidity

    25% ~ 90%(RH)

    Atmospheric Pressure

    65 kPa ~ 108 kPa

    Dimensions

    70mm×70mm×35.2 mm

    Weight  (include battery)

    120 g

    Microphone Type

    1", 1/2", 1/4"



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