Coordinator of the radio network on the 868MHz frequency (Wireless), it can be connected in the RS485 subnet to a Gateway datalogger such as the AirQPro and / or the AirQ SANI O3. It manages “end devices” such as the AirQLite EWi 868 which transmit TVOC and CO2 measurements via radio at 868MHz using the E-Wi protocol. Equipped with terminal block with 5 screw terminals, three of which are galvanically isolated for the RS485 port and two for the 12Vdc power supply (powered by switching power supply code PFTP100-P2). Case black or white size: 125x40x85 mm.