R311CA - Wireless Dry Contact Sensors
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.
(Conditions: ambient temperature 25 °C, 20 triggers/day, txpower = 20dBm,
LoRa spreading factor SF = 10)
*1. Actual range may vary depending on environment.
*2. Battery life is determined by sensor reporting frequency and other variables