Room thermostat R.81C with RS communication

Functions:
Room temperature control, boiler temperature control, hot water temperature control, control of the temperature of the mixing valves, display of the outside temperature, weekly heating program, alarm clock, child lock, display of the current course of the boiler and room temperature, alarm message, updates via USB, wireless communication
 
Furnishing:
Color 4.3 ”LCD touch screen, built-in room sensor, RS communication cable for boiler control, front part made of 2 mm glass