The device DL-DLR2 is a multi-purpose LoRaWAN sensor reader and transmitter manufactured by Decentlab. It can be configured by the manufacturer for a variety of sensor models. For example, DLDLR2 can be configured to read a pressure sensor through the integrated RS-485 interface; or a temperature / humidity sensor through the integrated I2C interface; or an ultrasonic rangefinder through the integrated serial (UART) interface. It can also be configured to read analog voltage or current signals (0 â€¦ 3 V, 4 â€¦ 20 mA, etc.).