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AWA6228 Class-1 Sound Level Meter

AWA6228 Class-1 Sound Level Meter Used for Comprehensive noise measurements, Environment noise certification, Noise profile measurement of industrial noise, Peak C sound level measurements, Impulse noise measurements, Workplace noise assessments and Industry boundary assessments

Features
Downloads
Features & Downloads

  •  A handhold noise measuring instrument

  •  Multifunction and user- friendly sound level meter(sound level meter, integrating SLM, 1/1 OCT, 1/3 OCT analyzer, FFT analyzer, Noise dosimeter)

  • 240×320 color screen

  • Measurement range up to 142dB

  • Synchronously do integrating measure, statistical, real-time 1/1 OCT, 1/3 OCT, FFT analysis and noise dosimeter measure

  • Comply with IEC 61672 Class 1 and IEC61260 Class 1 and IEC 61252

Applications
Standards
Applications & Standards

  • Comprehensive noise measurements

  • Environment noise certification

  • Noise   profile   measurement   of   industrial noise

  • Peak C sound level measurements

  • Impulse noise measurements

  • Workplace noise assessments

  • Industry boundary assessments

  • IEC 61672 Class 1

  • IEC 61260 Class 1

  • IEC61252:2002

  • IEC 60651:2001 Type 1

  • IEC 60804: 2000 Type 1

  • ANSI S1.4: 1983 Type 1

  • ANSI S1.4A:1985 Type 1

  • ANSI S1.43:1997 Type 1

  • ANSI S1.25:1991

Technical Specifications
Technical Specifications

  • Fulfills Standards

  • Microphone

  • 1/2” prepolarized condenser microphone for free field (Sensitivity Level: -31dB)

  • Preamplifier

  • AWA14601 removable preamplifier

  • Frequency Range

  • 10 Hz ~ 20 kHz ± 1 dB (not including microphone)

  • Total Measurement Range

  • 23dB-135dB RMS Single Range (138dB Peak)/For Wide range can custom design

  • Self-generated Noise

  • <16 dB(A), 21 dB(C), 26 dB(Z)

  • Frequency Weighting.

  • Parallel (simultaneous) A, C, Z (B can custom design )

  • Time Weighting

  • Parallel (simultaneous) F, S, I, Peak

  • Measurement Parameters

  • Lxyp, Lxeq,1s, Lxeq,T, Lxpeak, Lxymax, Lxymin, LxyeqT Note: x is A, C, Z and y is F, S, I

  • A/D Bits:

  • 24 bits

  • Level Linearity Range

  • >112 dB(A)

  • Sampling Frequency

  • 48 kHz

  • Calibration

  • Using Sound Calibrator Class 1 model AWA6221A

  • Correction Function

  • Press field correction in order to comply with standards ANSI S1.4

  • Delay Time

  • The meter can delay 0~99s after pressing start measuring button

  • Back Erase Function

  • Elimination of undesired noise; example barking dogs, cars, doors

  • Display

  • 240×320 color screen, adjustable brightness, backlight can be closed

  • Display Resolution

  • 0.1 dB

  • Low battery indication

  • Symbol    indicate low battery

  • Data Storage

  • (32 Mb FLASH RAM.

  • SD memory card is optional)

  • 3328 groups of integrating measuring results only.

  • 3328 groups of statistical results only (‘statistical 1’ and ‘statistical 2’ analysis index are same.)

  • 2663 groups of statistical results only (‘statistical 1’ and ‘statistical 2’ analysis index are different.)

  • Print

  • Mini-printer

  • Internal Clock

  • Error less than 1 min/month

  • Output Interface

  • AC Output (full scale): 1.0V AC RMS; Output Impedance: 1k Ω; Connector: φ3.5 mm stereo plug

  • DC Output: 20mV/dB; Output Impedance: 1k Ω; Connector: DB-9 plug

  • RS232 Interface: To computer for output some measurement results instantaneous values , also to mini-printer for printing

  • Transmission speed: 4800, 9600,115200 bps

  • USB Interface: available and no need device drive.

  • Allow USB to be controlled via communication commands

  • Power Supply

  • 4×LR6 alkaline battery or rechargeable batteries

  • 5 V external power supply

  • Battery Life

  • Longest time of 30 hours continuously with 4×LR6 alkaline battery

  • Dimensions

  • 260 (H) x 80 (W) x 30 (D), mm.

  • Weight

  • 0.35 kg. (include batteries)

  • EMC

  • Type X

  • Environment:

  • Working Temperature: -10 ~ 50 °C

  • Storing Temperature: -20 ~ 70 °C

  • Relative Humidity: 25 ~ 90 %

  • Accessories

  • AC adaptor, USB cable, windscreen, hand strap, windscreen fall prevention rubber, carrying case, CD, user’s manual

Product Gallery
Product Gallery
Supplied Accessories 
Optional Accessories
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