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Room thermostat RT.., WT..
RT1B digital room thermostat

RT1B digital room thermostat

The RT1B digital room thermostat is designed to control the temperature in indoor areas such as apartments, small houses or to control the temperature in different zones of larger systems. It features a simple and modern design and an easy user interface including a large backlit display and a clear keypad.


  • The room thermostat regulates the room temperature by controlling (switching on/off) the energy source or the circulator or zone valve.
  • It is suitable for radiator, convector or surface heating/cooling systems. For low-temperature systems, regulation or limiting must be provided
    inlet temperatures.

Key features of the ST1B digital room thermostat

  • Convenient operation via a smart device.
  • Battery powered, rechargeable via USB.
  • PARTY, ECO, HOLIDAY and VENTILATION user functions.
Power supply and installation of the thermostat
Battery power
Wall mounting
Technical characteristics
Relay output
Option to connect an additional sensor
Regulating systems
*Surface (floor, wall, ceiling)
* Low temperature control of the supply temperature must be provided.
User functions
PARTY function - activate comfort mode
ECO function - activation of the energy-saving temperature
HOLIDAY function - activate savings during holidays
VENTILATION function - activation of savings during ventilation
Protecting the heating system
Frost protection
Protection against overheating of rooms
Limiting the maximum temperature of screed or wall heating
Power supply3,7 V
Typical consumption< 0,1 W
Rechargeable LiPo batteryYes
Wired connectionYes
Housing materialPC thermoplastic
Degree of protectionIP 20 to EN 60529
Safety classIII
Relay6(3) A, 230 VAC
Type of temperature sensorsMurata NTC (10 kOhm)
Additional temperature sensor (AUX)Murata NTC (10 kOhm)
Additional sensorYes
Humidity sensorOption, 10 % ÷ 90 % Rh
DispaySegmented LCD with backlight, black and white
Efficiency class according to EN 60730-1Class 4 (2 %)
Temperature setting rangeSetting range in heating: 4 ÷ 40 °C Setting range in cooling: 4 ÷ 40 °C
Working modeHeating or cooling
Humidity measuringOption
Measuring air qualityOption
Time program CH1Yes
Time program CH2Yes
Working with ED factorYes
Working with hysteresisYes
Parameters settingsYes
Smart device controlYes
Ambient temperature0 ÷ 40 °C
Storage temperature-20 °C ... +65 °C
Product weight~130 g
Number of pieces per packing unit54 pieces
RT1B room thermostat dimensions

We offer

  • Purchase advice and free home viewing.
  • Assistance in obtaining grants from the ECO-FUND.
  • A wide network of verified, professionally trained installers and technicians throughout Slovenia.

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