1.Application
This unit adopts condenser microphone as the sensor, high configuration MCU calculation, high accuracy, fast response. This Sound Level Meter is designed to meet the measurement requirements of safety Engineers, Health, Industrial safety offices and sound quality control in various environments like factory, school, construction, etc.
2.Accessories
User’s manual 3*1.5V AAA Battery Windscreen
| Applied Standard | IEC61672-1 CLASS2 |
| Measuring level range | 35dB～135dB |
| Dynamic range | 50dB |
| Frequency range | 31.5Hz～8KHz |
| Accuracy | ±2.0dB |
| Frequency weighting | A frequency weighting |
| Time weighting | FAST:125ms/ SLOW: 1s |
| Microphone | 1/2 inch electrets condenser microphone |
| High/low reading indication | ﹥100dB，LCD displays“Hi”;﹤100dB，LCD displays“LO” |
| Temperature range | -20℃～70℃/-4℉～158℉ |
| Temperature accuracy Resolution | ±1.5℃/2.7℉ |
| Data update | 300ms |
| Battery life | at least 60 hours |
| Enable/Disable Auto power off | The meter shuts off automatically after 15 minutes inactivity under auto power off mode, disable auto power off is available |
| Battery | 3*1.5V “AAA” batteries |
| Operating conditions | -20℃～60℃/-4℉～140℉,10RH%～90 RH% |
| Storage conditions | -20℃～60℃/-4℉～140℉,10 RH%～75 RH% |
| Dimensions | 144*56*30.5mm |
