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Milesight WS302 LoRaWAN® Sound Level Sensor - 868Mhz
WS302 is a LoRaWAN®-enabled sound level sensor that is designed to measure and monitor sound levels in various environments.
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Milesight WS302 is a LoRa sound level sensor with integrated microphone. WS302 can not only measure a wide range of noise levels and send various kinds of noise level values via LoRaWAN® network, but also supports multiple weighting measurements for different application scenarios. Compliant with Milesight LoRaWAN®gateway and Milesight IoT Cloud solution, users can manage all sensor data and trigger other sensors or appliances easily via webpage or mobile App remotely.
WS302 can bewidely used in smart buildings, smart cities, schools, heath monitoring, etc.
FEATURES:
Support multiple weighting measurements to suit different scenes: A weighting, C weighting, fast weighting
Support measuring various kinds of values to judge the sound level accurately: actual value, equivalent continuous value and max value
Equipped with an LED indicator to indicate threshold alarms
Morethan 4 years battery life
Built-in NFC for easy configuration
Compliant with standard LoRaWAN® gateways and network servers
Quick and easy management with Milesight IoT Cloud solution
Tx Power 16dBm(868)/20dBm(915)/19dBm(470)
Sensitivity -137dBm @300bps
Mode OTAA/ABP Class A
Measurement
Range 30 dBA to 120 dBA, 35 dBC to 120 dBC
Resolution 0.1 dB
Accuracy ±3 dB (0°C to +45°C)
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
Physical Characteristics
Power Supply 2×2700 mAh ER14505 Li-SOCl2 Replaceable Batteries
Operating Temperature -20°C to +60°C
Ingress Protection IP30
Dimension 68 × 65 × 20.5 mm (2.68 × 2.56 × 0.81 in)
Mounting On the flat surface swith screws or 3M tapes