Milesight LoRaWAN AU915/AS923 Indoor Sound Level IoT Sensor

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Supported Platforms

Description

Description

Specifications

Resources

Package Contents

The Milesight WS302 is a AU915/AS923 LoRa sound level IoT sensor with an integrated microphone. The WS302 doesn't just measure a wide range of noise levels and send various kinds of noise level values via LoRaWAN, but it also supports multiple weighting measurements for different application scenarios. It is compliant with Milesight LoRaWAN gateways, Milesight IoT Cloud and Scopious IoT.

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Features

Supports multiple weighting measurements to suit different scenes: A weighting, C weighting, fast weighting
Supports 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
More than 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

Details
Manufacturer's Code	WS302-915M
Frequency	AU915/AS923
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
Configuration	NFC
Button	1 × Power/Reset Button
LED	1 × Status/Alarm Indicator
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	screws or 3M tapes