AWA6228+Multifunction Sound Level Meter-High Precision
AWA6228+Multifunction Sound Level Meter
AWA6228+Multifunction Sound Level Meter is a new generation noise measuring instrument using digital signal processing technology.
It is an upgraded product of AWA6228 series. is a new generation noise measuring instrument using digital signal processing technology, and it is an upgraded product of AWA6228 series.
Three parallel (simultaneous) frequency weightings of A, CZ and three parallel (simultaneous) time weightings of F, S, I can simultaneously perform integral measurement, statistical analysis, 1/1 OCT analysis, and 1/3 OCT analysis , FFT analysis, personal sound exposure, measurement of reverberation time. The instrument has the advantages of large dynamic range and low power consumption.
Modular design Users can purchase corresponding modules according to their needs.
Technical Specifications
Model | AWA6228+ Multifunction Sound Level Meter |
Fulfills 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 |
Microphone + Preamplifier | 1/2” prepolarized condenser microphone+ Preamplifier (Sensitivity Level: -28dB) |
Correction Function | Diffusion field correction in order to comply with standards ANSI S1.4 |
Preamplifier | AWA14601 removable preamplifier |
Frequency Range | 10 Hz ~ 20 kHz ± 1 dB (not including microphone) |
Total Measurement Range | Low range: (20~132)dBA, (25-132)dBC, (30-132)dBZ High range: (16~142)dBA, (35-142)dBC, (40-142)dBZ |
Self-generated Noise | <12 dB(A), 17 dB(C), 22 dB(Z) |
Frequency Weighting | Parallel (simultaneous) A, C, Z, B, D and user1&2-defined weighting |
Time Weighting | Parallel (simultaneous) F, S, I, Peak |
A/D Bits | 24 Bits |
Sampling Frequency | 48 KHz |
Calibration | Using Sound Calibrator Class 1 model AWA6221A |
Correction Function | Diffusion 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 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, RS232 transmission cable, windscreen, hand strap, windscreen fall prevention rubber, carrying case, U-disk, user’s manual |
Bluetooth Module | Wireless printing |
Features
■ A handhold noise measuring instrument
■ Multifunction and user- friendly sound level meter(integrating SLM, 1/1 OCT, 1/3 OCT analyzer, Noise dosimeter)
■ 240×320 color screen
■ Measurement range 20~142dB
■ Synchronously do statistical, real-time 1/1 OCT, 1/3 OCT, and noise dosimeter measure.
■ Comply with IEC 61672 Class 1 and IEC61260 Class 1 and IEC 61252.
■ CE Mark.
■ 32G SD card function for precise audio recording, GPS positioning.
Product Uses
It can be widely used in environmental protection, occupational health, safety supervision, product inspection, scientific research and teaching, hall sound quality and other fields.
■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
Can Choose to Install List
Embedded Software Optional | Corresponding Functions | |
S6228+ -10100 Integral software | The noise integral measuring | |
S6228+ -10101 Statistics analytical software | The statistical analysis, 24 hours noise monitors automatically | |
S6228+ -10202 The OCT analysis software | Noise real-time OCT spectral analysis | |
S6228+ -10303 The 1/3 OCT analysis software | Noise real-time 1/3 OCT spectral analysis | |
S6228+ -10404 The FFT analysis software | Noise real-time FFT spectral analysis | |
S6228+ -00013 The Noise Dosimeter software | Noise dosimeter measuring | |
S6228+ -00509 The Data Logging software | Do data logging | |
S6228+ -00508 The Reverberation Time Measurement software | Reverberation Time Measurement | |
Other function | ||
32G SD memory card & wave record | Bluetooth function | GPS positioning modular |
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
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