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R311CA Wireless 2-Input Dry Contact Interface

The R311CA device has a built-in reed switch sensor, and can be connected to a certain number of reed switches through external expansion. It can be used for door and window switch status detection.

  • Sensor
  • Waterproof
  • Class
  • Frequency band
  • Power type
  • Sleep Power consumption
  • Rx Sensitivity
  • TX Power
  • Chipset
  • Cable length

SG$ 141.05

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The R311CA device has a built-in reed switch sensor, and can be connected to a certain number of reed switches through external expansion. It can be used for door and window switch status detection.


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Netvox

Netvox pioneers in the development and manufacture of Wireless Sensor Network applications based on LoRaWAN and Zigbee Pro Home Automation profile open standard.  Since 2005, we have developed over 200 LoRaWAN devices and 250 Zigbee devices that are based on worldwide standards to work with existing systems.

There are more than 70 items in our LoRaWAN magnetic-mounted R718 series that comes with an IP 65/67 housing, and most of them are battery powered with long battery life.  For example, the battery life of our Temperature and Humidity Sensor for Low Temperature Environment R718A is more than 5 years based on 25℃, 15-minute report interval, 20dBm Tx power and SF=10.


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Overview

The R311CA device has a built-in reed switch sensor, and can be connected to a certain number of reed switches through external expansion. It can be used for door and window switch status detection. It can realize wireless alarm and other functions through built-in wireless module, and is compatible with 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.


    Features

    • Wireless Range Of 10 Km
    • LoRaWAN™ Class A Compatible
    • Frequency Hopping Spread Spectrum (FHSS)
    • Improved Interference Immunity
    • Improved Power Management For Longer Battery Life
    • Encrypt-RF™ Security (Diffie-Hellman Key Exchange + AES-128 CBC For Sensor Data Messages)
    • Battery Life*2:
      ⁻ 5 Years

       (Conditions: Ambient Temperature 25 °C, 20 Triggers/Day, Txpower = 20dBm, LoRa Spreading Factor SF = 10)

    • Over-The-Air Updates

    • 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 Platform: Actility/ThingPark, TTN, MyDevices/Cayenne 

              Specifications for R311CA Wireless 2-Input Dry Contact Interface

              Frequency band AS923 or AU915 or KR920 or US915
              Sensor 2 x Input Dry Contact
              Waterproof IP30
              Class Class A
              Power type 2 x CR2450
              Sleep Power consumption 22uA
              Rx Sensitivity -136dBm
              TX Power 16dBm
              Chipset SX1276
              Cable length 1m
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              R311CA NETVOX LORAWAN WIRELESS DRY CONTACT SENSOR NODE

              The R311CA device has a built-in reed switch sensor and can be connected to a certain number of reed switches through external expansion. It can be used for door and window switch status detection. It can realize wireless alarm and other functions through the built-in wireless module and is compatible with 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.

              FEATURES:

              • Wireless Range Of 10 Km
              • LoRaWAN™ Class A Compatible
              • Frequency Hopping Spread Spectrum (FHSS)
              • Improved Interference Immunity
              • Improved Power Management For Longer Battery Life
              • Encrypt-RF™ Security (Diffie-Hellman Key Exchange + AES-128 CBC For Sensor Data Messages)
              • Battery Life*2:
                ⁻ 5 Years

                 (Conditions: Ambient Temperature 25 °C, 20 Triggers/Day, Txpower = 20dBm, LoRa Spreading Factor SF = 10)

              • Over-The-Air Updates

              • 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 Platform: Actility/ThingPark, TTN, MyDevices/Cayenne 

              Battery: https://www.iot-store.com.au/products/lithium-button-cell-battery-cr2450-3v-600mah

              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


              Frequency

              TX Power

              19dBm±1dBm

              Rx Sensitivity

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

              Antenna Type

              Build-In Antenna

              Communication Range

              10 Km (Line-Of-Sight, The Actual Transmission Distance Depends On The Environment)

              Data Transfer Rate

              0.3kbps~50kbps

              Spread Technique

              LoRa/FSK

              Available Frequency

              AU915-928,AS923


              Physical

              Main Body Dimension

              57mm X 35mm X 14mm

              Weight

              48.9 G

              Operating Temperature

              -20℃ ~ 55℃

              Environment Humidity Range

              <90% RH  (No Condensation)

              Storage Temperature

              -40℃ ~ 85℃