Description
Overview
GAOTek traffic noise monitoring is Widely use in Industrial NoiseSurveys; machinery, vehicles, shipsand etc.ItisforCommunityNoiseOrdinanceMeasurementsandNuisanceComplaintResponse
Features
- Supplied with printer, calibrator and case
- Clearly LCD display,
- Portable
- compact
- simple to use
- On site noise printing
- Wireless printing mode
Technical Specification
| Standards | IEC 61672 Class 2 |
| Contents: | Meter, microphone, windscreen, calibration certificate, carrying case, English manual |
| Application: | Noisemeasurement |
| Frequency: | 20 Hz to 12.5 kHz |
| PowerSupply: | battery 4 × LR 6 |
| MeasurementRange: | 30 dBAto 130 dBA |
| Display: | 128 × 64 OLED |
| A or D Bits: | 32 kHz |
| WorkingTemperature: | 50 to 122 (-10 ℃ to 50 ℃) |
| Notes: | ±1 dB accuracy with 0.1 dB resolution A, C, Z weighting; F, S weighting Lp, Lmax ½prepolarizedcondensermicrophone |
| Grade | Industrial |
| Warranty | 12 month |
| Customized support | OEM, ODM |
| Frequency Range | 20 Hz to 12.5 kHz |
| Resolution | 0.1 dB |
| Measurement Range: | 30 dBA to130 dBA |
| Frequency Weighting | A,C,Z |
| Time Weighting | F, S, I |
| Norma sound pressure level |
114 dB |
| Output Frequency | 1000 HZ |
| Sound level accuration |
+ 0.3 dB 73.4 F (+ 23 °C) + 0.5 dB 32 F to 122 F (0 °C + 50 °C) |
| Frequency accuration | 2 |
| Distortion (THD) | < 2% |
| Power | Battery 1 x 6 F 22 ( 9 V) |
| Nominal Operating Current | 10 mA |
| Operating Temperature | 32 F to 122 F (0 °C + 50 °C) |
| Atmospheric Pressure | 9.42 psi to 15.66 psi (65 kPa to 108 kPa) |
| Microphone type | ½ “ |
| Printing Method | Dot Matrix |
| Valid printing widht | 1.88 in (48 mm) |
| Dots or line | Max. 240 dots |
| Printing speeds | 0.21 in (5.5 mm or s) 1.2 lines or s (12 dots widht fonts) |
| Paper widht | 2.26 in 0.01 in (57.5 mm 0.5 mm) |
| Paper thickness | 0.002 in to 0.03 in ( 0.06 mm to 0.85 mm) |
| Paper diameter | <1.57 in (<40 mm) |
| Reliabiliry | 1,500,000 lines |
| Wire | RS 232 serial + USB |
| Wireless | 2.0 Bluetooth or 4.0 bluetooth or Wi Fi |
| Charger | 12 V or 2 A |
| Battery | 7.4 V or 2000 mAh |
| Charging time | Less than 3 hours |
| Battery Printing duration |
295.27 ft (90 m) |
| Battery standby duration | 100 hours |
| Power alarming | 32 °Fto 122 °F (0 °C + 50 °C) or 10 %to 80 % |
| Storage | -4 °Fto 140 °F ( -20 °C to60 °C) or 10% to 90% |
| Dimension | 4.72 in x 3.81 in x 1.70 in (120 mm x 97 mm x 43.3 mm) |
| Weight | Appr. 0.60 lb (257 g) paperrollexcluded |
| Dimension: | 12.20 in × 2.83 in × 1.36 in (310 mm x 72 mm x 32 mm) |
| Humidity | 5% to 95% (RH) |
| Dimension diameter | 1.57 in x 3.93 in (40 mm x 100 mm) |
| Weight | <0.55 lb (<250 g) |