Sound Level Meters
Application field：
This sound level meter is a digital noise meter auto-shifting function that can be applied to the measurements for both environmental noise and mechanical noise.
Features
- 4 digital LCD.
- Frequency weighting: dBA, dBC
- Time weighting: FAST, SLOW
- Data hold.
- Auto ranging.
- Auto power off(default 15 min)and disable auto power off.
- Maximum and Minimum hold
- Overloading “OVER” or “UNDER”.
- Low battery indication
Technical Specifications
Environmental conditions at 23°C ± 5°C
| Sample rate | 1 second |
| Standard applied | IEC 61672-1 class 2
IEC651 Type2 ANSI1.4 Type2 |
| Microphone | ½inch Electret condenser microphone |
| Dynamic Range | 50 dB |
| Measuring range | 35 ~ 130 dBA |
| 40 ~ 130 dBC | |
| Frequency response | 31.5 Hz ~ 8 KHz |
| Resolution | 0.1 dB |
| Time weighting | FAST 125 ms ; SLOW 1s |
| Frequency weighting | A / C |
| Accuracy | ±1.8 dB (reference SPL 94 dB @1KHZ) |
