Overview
Enviro Testers high resolution sound level meter is divided into two types of (Accuracy of ±2 dB), (AS-156B Accuracy of ±1 dB). Can memorize 30 groups of measurement results and measuring conditions. Permits choice “A”, “C”, “F” weighting and “Fast” or “Slow” response times. Offers 4 measurement parameters: Lp (sound level). Leq (Equivalent Continuous a Sound Level). Lmax (Maximum Sound Level) and LN (Percent of all readings over alarm value set).
Features
- DC output of 10 m V, dB
- Auto range selection and digital display with no guessing errors
- Can memorize 30 groups of measurement results and measuring conditions
- Permits choice “A”, “C”, “F” weighting and “Fast” or “Slow” response times
- Offers 4 measurement parameters is Lp (sound level), Leq (Equivalent Continuous a Sound Level), Lmax (Maximum Sound Level) and LN (Percent of all readings over alarm value set)
- Use USB data output with connection PC
- Provide Bluetooth data output choice
Technical Specifications
| Frequency Range | 20 Hz to 8 Hz, 000 Hz |
| Accuracy | +/- 2dB |
| Measuring Range LN | 0% to 100% |
| Measuring Range Lp | 30 dB to 130 dB |
| Memory | Store 30 group measurement |
| Alarm Value Set | 30 dB to 130 dB |
| Built in Calibration Signal | 94 dB to 1 kHz (sinusoidal) |
| Measuring Range Leq | 35 dB to 130 dB |
| Resolution | 0.1 dB |
| Dimension | 5.51 in × 2.75 in × 1.18 in (140 mm × 70 mm × 30 mm) |
| Weight | 4.58 oz (130 g) |
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