Room controller with weekly control and backlight – Elegant thermostat for precise heating control

The Master R.23 room controller offers you a convenient and efficient solution for controlling your heating appliances. With its integrated weekly control, stylish design, and user-friendly operation, this thermostat is ideal for use in residential or commercial spaces. Wall mounting is quick and easy thanks to its surface-mounted design.

Precise temperature control thanks to integrated sensor

The temperature sensor integrated into the controller constantly monitors the room temperature and ensures that your heater automatically switches on as soon as the temperature drops below the set value. This ensures a consistently comfortable room climate while saving energy.

With a setting range of 5 to 35 °C, the room controller can be flexibly adapted to various applications. The measurement error tolerance of only +/- 0.1 °C ensures maximum precision and reliability.

Weekly programs for individual comfort

The integrated weekly control allows you to create a customized heating program based on the time of day and day of the week. Whether you want a day and night program or want to automatically adjust the temperature at specific times – the Master R.23 room controller makes it possible. This not only ensures maximum comfort but also helps reduce energy costs.

Modern design and high-quality furnishings

The thermostat impresses with its high-quality appearance: The front panel is made of 3 mm thick glass, which not only looks modern but is also particularly robust. The 3.6-inch backlit LCD display ensures easy readability, even in low-light conditions. The touch buttons complement the elegant design while offering intuitive operation.

Optional control of underfloor heating

For even greater versatility, the Master R.23 room controller can also be used to control underfloor heating by connecting an additional temperature sensor. This offers you further options for optimally heating your home and increasing your comfort.

Easy installation and quick connection

Wall mounting is quick and easy thanks to the surface-mounted design. The controller is connected to the heater via a two-wire cable and can be installed easily, even by professional installers. Power is supplied by two 1.5 V AA batteries, making the device particularly flexible.

Technical data at a glance

The Master R.23 room controller offers a wide range of functions and impresses with sophisticated technology and excellent performance data. Here are the key technical details:

• Adjustable temperature range: 5 to 35 °C
• Measurement error tolerance: +/- 0.1 °C
• Operating voltage: 1.5 V (control) and 2x 1.5 V AA batteries (backlight)
• Contact load capacity: 1A/230V/50Hz
• Operating temperature: 5 to 50 °C

Perfect solution for modern heating systems

With its wide range of functions, ease of use, and elegant appearance, the Master R.23 room thermostat is the perfect addition to any modern heating system. Whether for gas, oil, or electric heating systems, this thermostat offers you a convenient and energy-efficient way to heat your home.

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• Operating instructions