Eurotronic Stella Z thermostat

Appointment

The device is powered by two AA batteries, is installed on a water radiator and regulates the room temperature. There are 4 operating modes available:

• Normal mode — maintains the set temperature, by default 22 °C.
• Energy—saving mode - maintains a preset low temperature, 18 °C by default
• Frost protection — maintains a temperature of 6 °C.
• Direct valve position control mode — as a percentage of the "fully open" / "fully closed" positions

The device has no local control buttons, except for the service one, and can be controlled from a controller, smartphone, or tablet.

The built-in sensor measures the room temperature and transmits it to the controller.

An algorithm is provided for temporarily shutting off the heating when the window is opened. After 5 minutes, the thermostat returns to its usual temperature control scheme.

The device is installed on a water thermostat valve M 30 x 1.5 mm, adapters for popular valves are included, for example, Heimeier, Danfoss,Honeywell Braukmann, Honeywell MNG, Oventrop.

Technical specifications 

• Radio protocol: Z-Wave
• Operating frequency: 869 MHz (officially allowed frequency in the Russian Federation)
• Power supply: 2 AA batteries
• Operating range: 50 meters in open spaces, 30 meters indoors (depending on construction and materials)
• Dimensions: 50 x 50 x 45 mm
• Degree of protection: IP31

Important: The device is currently not compatible with the Fibaro Home Center 2 controller.