Wireless Dry Contact Sensor

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Wireless Dry Contact Sensor

R 0.00
SKU:
R311CA
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Vendor:
Netvox

Netvox wireless dry contact sensors can be used to detect contact between two wired contact points. It can realize wireless alarms and other functions through the built-in wireless module and is compatible with the LoRaWAN protocol. It can be easily networked with other related devices. The R311CA is durable and ensures optimum use and is a low-power consumption device. Due to their small size, they can be installed anywhere, they are wireless, so they take up very little space.

Documentation

Data Sheet User Manual

Highlighted Features

  • LoRaWANTM Class A compatible
  • *Frequency Hopping Spread Spectrum (FHSS)
  • Improved interference immunity
  • Improved power management for longer battery life
  • *Battery Life: Please refer to this link: Battery Life Indication Sheet
  • Third-Party online wireless sensor monitoring and notification system to configure sensors, view data, and set alerts via SMS text and email (optional)
  • Available third-party platforms: Actility/ThingPark, TTN, MyDevices/Cayenne

TAKE NOTE

1. The actual range may vary depending on the environment.
2. Battery life is determined by sensor reporting frequency and other variables

    Specifications

    Electric:

      Input Power

      2pcs 3.0V CR2450 button battery

      Working Voltage

      DC 2.4V～3.0V

      Standby Current

      10uA /3.0V

      Transmitting Current (max)

      120mA / 3.0V

      Receiving Current (max)

      11mA / 3.0V

      Battery Voltage Measurement Accuracy

      ±0.1V

      Wire Material

      UL2468 28AWG

      Wire Length

      1000mm（±5mm）


    Frequency:

    Frequency Range

    863MHz-928MHz 470MHz-510MHz

    TX Power

    US915 20dbm；
    AS923 16dbm；
    AU915 20dbm；
    CN470 19.15dbm；
    EU868 16dbm；
    KR920 14dbm；
    IN865 20dbm；

    Receiving Sensitivity

    -136dBm（LoRa，Spreading Factor=12，Bit Rate=293bps )；
    -121dBm (FSK,Frequency deviation=5kHz, Bit Rate=1.2kbps)

    Antenna Type

    Built-in antenna

    Communication Distance

    Up to 10 km
    (visible linear obstacle-free transmission distance , actual transmission distance depends on the environment )

    Data Transfer Rate

    0.3kbps～50kbps

    Modulation

    LoRa/FSK (Note: You can choose one of them)

    Supportable LoRaWAN Band

    EU863-870,US902-928,AU915-928,KR920-923,AS923-1,AS923-2,AS923-3,
    IN865-867,CN470-510

    (Note: The frequency band is optional and needs to be configured before shipment)


    Physical:

      Main Body Dimension

      57mm x 35mm x 15.2mm

      Weight

      48.9 g

      Operating Temperature

      -20℃ ～ 55℃

      Environment Humidity Range

      <90% RH (No condensation)

      Storage Temperature

      -40℃ ～ 85℃