Outdoor Fixed Sound Level Measuring Instrument Class 1
The simple outdoor unit has a large measurement range and good stability. It has a wide range of applications, such as automatic monitoring of urban environmental noise, online monitoring of noise pollution sources (such as construction sites, factory boundaries, road vehicles, etc.), automatic collection and transmission of noise data, and it has the characteristics of all-weather monitoring and no need for people to be on duty.
The whole unit is small in size, easy to move, install and maintain, and has high reliability. It is suitable for use in environmental protection, factories, enterprises, scientific research institutes and other departments.
Technical Specifications:
| Specialty | Precision pulse |
| Microphone | AWA14425 |
| Frequency Weighting | A, C, Z |
| Time Weighting | F, S, I, Peak |
| Frequency Range | 10 Hz ~ 20 kHz |
| Meas. Range | 25dB(A)~140dB(A) |
| Self-generated Noise | <18 dBA |
| Display | 128 × 64 OLED |
| Outputs | AC, DC, RS 232 |
| Sampling Frequency | 48kHz |
| Main parameters of measurement | Lp, Lmax, Lpeak |
| Over limit indication | YES, Limits can be settled |
| Power Supply | Battery 4×LR 6 or Lithium battery |
| Working Temperature | -15 ℃~ 50 ℃ |
| Executive standard | IEC 61672:2013 Class 1 (Certified) |
DOWNLOAD BROCHURE