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
- 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
Standards
- 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
Applications
- 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
Downloads
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.)
- 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
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Supplied Accessories
Optional Accessories
