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Milesight Sound Level Sensor – WS302-915M
$819.00
2 * 2700 mAh ER14505 Li-SOCl2 Replaceable Batteries NFC Enabled IP30 Rated
Description
| Wireless Transmission | Technology | LoRaWAN® |
| Frequency | CN470/IN865/RU864/EU868/US915/AU915/KR920/AS923-1&2&3&4 | |
| Tx Power | 16 dBm (868 MHz)/22 dBm (915 MHz)/19 dBm (470 MHz) | |
| Sensitivity | -137 dBm @300bps | |
| Mode | OTAA/ABP Class A | |
| Measurement | Range | 30 dBA to 120 dBA, 35 dBC to 120 dBC |
| Accuracy | ± 3 dB (0°C to +45°C) | |
| Resolution | 0.1 dB | |
| Frequency Range | 30 Hz to 8 kHz | |
| Frequency Weighting | A and C Weighting (Software Switchable) | |
| Time Weighting | Fast Weighting | |
| Measurement Unit | SPL Actual, Leq, Lmax | |
| Others | Configuration | NFC |
| Button | 1 × Power/Reset Button | |
| LED | 1 × Status/Alarm Indicator | |
| Physical Characteristics | Power Supply | 2 × 2700 mAh ER14505 Li-SOCl2 Replaceable Batteries |
| Operating Temperature | -20°C to +60°C | |
| Relative Humidity | ≤95% (Non-condensing) | |
| Ingress Protection | IP30 | |
| Dimension | 68 × 65 × 20.5 mm (2.68 × 2.56 × 0.81 in) | |
| Material & Color | PC+ABS, White | |
| Installation | On the flat surfaces with screws or 3M tapes |
