Spesifikasi
| Accuracy (dB) | ±1.5 (Reference sound pressure standard,94dB@1KHz) |
|---|---|
| Calibration Sound Source (Hz) | 1K |
| Calibration Sound Source (dB) | 94 |
| Charging Time (hour) | 1.5 |
| Data Storage | 43000 |
| Duration of Service (hour) | 8 |
| Frequency Response (Hz) | 31.5~8500 |
| Frequency Weighting | A/C |
| Lithium Battery (mAh) | 1000 |
| Measurement Range (dB) | 30~130 (A), 35~130 (C) |
| Microphone | 1/2-inch polarization capacitance microphone |
| Operating Humidity (%RH) | 10~80 |
| Operating Temperature (°C) | 0~50 |
| Power Supply (V) | 3.7 |
| Rated Current (mA) | 70 |
| Resolution (dB) | 0.1 |
| Sampling Rate Fast (time/s) | 8 |
| Sampling Rate Slow (time/s) | 1 |
| Standby Current (uA) | 5 |
| Time Weighting | Fast/Slow |
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Informasi Produk
Description
This Sound Level Meter has been designed to meet the measurement requirement of noise engineers, noise quality control and health prevention in various environments, such as noise measurement in factory, office, traffic road, family and all other noise measurement applications.
Feature
1. A/C Frequency weighting selection2. Fast/Slow Time weigting selection
3. Three-color light alarm
4. Maximum/Minimum
5. Data HOLD
6. Data storage: 43,000 data record function
7. Data Read and Delete
8. Automatic shutdown time can be set, and automatic shutdown when battery runs out
9. Display date and time
10. Line chart: Visual display of noise data changes
11. USB charging and PC communication: Connect with the PC through USB, provides data record download, real-time data sampling analysis, and printing graph&data functions.
12. This Sound Level Meter was designed according to following standards:
a. International electrician committee standard:IEC PUB 651 TYPE2
b. US national standard: ANSI S1.4 TYPE2
Ulasan Produk
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