Overview
Enviro Forest Noise Spectrum Analyzer is a universal sound level meter, an integrated sound level meter. It can also measure Accumulated percentile sound level, also a spectrum analyzer that can measure 1/1 octave filter and 1/3 octave filter.
Features
- Its performance is in accordance with GB/T 3785-2010 standard level 2 And IEC 61672:2013 Class 2 sound level meter requirements
- meet the requirements of IEC 1260:2014 Class 2 and GB/T 3241-2014 for Class 2 1/1 octave filter and 1 1/3 octave filter
- It also meets the JJG 188-2017 standard
- With built-in 1/1 octave and 1/3 octave filters. Either manual or automatic frequency sweep measurement is available. 12 groups of data can be saved automatically in automatic sweep measurement
- With the function of integration and statistics, 800 groups of single measurement and 6 days of regular measurement can be achieved
- The stored data can be read and printed. The collected data can be checked when the regular measurement is paused
- The three time weighting F, S, and I can be selected
- The digital detection technology is used to replace some traditional sound level meters, the stability and reliability are greatly improved
- Large screen display is adopted, with a clear and intuitive display. With dynamic scale display
- Optional Bluetooth printer for data printing
- Use USB data output to connect with PC
- Provide Bluetooth data output choice
Technical Specifications
| Microphone | Φ12.7mm (1/2′) test condenser microphone | |
| Frequency Range | 10 Hz to 20,000 Hz | |
| Frequency Weighting | A, C, and Lin(Linear) | |
| Range | 25 dB to 130 dB (A) | |
| Range Control | Manual, three gears, linear range > 60dB | |
| Testing Range | 30 dB to 90 dB (dynamic scale display 10 to100) 50 dB to 110 dB (dynamic scale display 30~120) 70 dB to130 dB (dynamic scale display 50 to140) |
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| Accuracy | In accordance with IEC61672 standard, class 2 | |
| Time Weighting | Fast (F), Slow (S), Impulse (I) | |
| Filter | Built in 1/1 and 1/3 octave filter | |
| Display | Large screen dynamic LCD, instantaneous sound level, with analog ammeter display. | |
| The Output Interface | AC signal output | |
| USB data cable output | ||
| Calibration | Use class 1 sound level calibrator | |
| Power Supply | 4 x 1.5 V AAA Size (UM-4) Battery | |
| External Power | 6 V | |
| Operating Condition | Temperature: 14 °F to 122 °F (-10 ℃ to 50 ℃) | |
| Weight | 0.41 lb (0.19 kg) (Not Including Batteries) | |
| Dimensions | 10.63 in x 2.95 in x 1.62 in (227 mm x 63 mm x 26 mm) |
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