Sound Level Sensor WS302
Sound Level Sensor WS302
Sound Level Sensor WS302
Sound Level Sensor WS302
Sound Level Sensor WS302
Sound Level Sensor WS302

Sound Level Sensor WS302

Regular price $ 70.00 $ 0.00

SKU: 123002780

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 be widely 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
  • 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

Specifications

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

Battery Life*

(10 min interval)

Over 4 Years (Fast time weighting disabled) Over 1.5 Years (Fast time weighting enabled)

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

Technical Documents

LoRaWAN is a registered trademark of the LoRa Alliance. LoRa is a registered trademark of Semtech Corporation. MCCI is a trademark of MCCI Corporation. All other trademarks are the property of their respective owners.

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