The RCD4 room unit allows easy heating system management from the comfort of your living room. The RCD4 units have a number of user-friendly functions. In addition to the room temperature, they also measure the relative air humidity and pressure. For a clear data display, the RCD room unit is equipped with a large illuminated built-in LCD display with automatic lighting adjustment according to the illumination of the room.
Room unit RCD4 is used in conjunction with the Seltron zone heating controllers. They enable wired connection between the controller and the room unit.
Wire connection with the controllers.
User functions ECO, Party and Holiday.
Display of measured and set room temperatures.
Display of relative humidity.
Display of air pressure and weather forecast.
A large set of user features can be switched on and off using specific keys.
Display of temperatures measured with the controller.
Displaying error warnings and notifications regarding excessive temperatures.
Large illuminated display.
Connectivity in the SeltronHome platform allowing remote control using a smartphone or tablet.
Backlit LCD display - yes
Weekly program timer - yes
Power supply - Connection with the controller
Own consumption - 0.02 W
Air humidity sensor - yes
Illumination sensor - yes
Air pressure sensor - yes
Clock power supply - R1025 battery (Li-Mn) 3 V
Clock accuracy - +/-1 s (24 h) at 20 °C
Degree of protection - IP20 according to SIST EN 60529
Safety class - III according to SIST EN 60730-1
Type of temperature sensors - RTD Murata NTC (10kE)
Housing material - PC – thermoplastic
Permissible ambient temperature - 0÷40 °C
Storage temperature - -20÷65 °C
Product weight - 140 g