KNX push-button 3 Plus 2gang pure white glossy Features: Mounting on bus coupling unit 3 or bus coupling unit 3 external sensor. Protection against disassembly due to screw connection. Graphic display with backlighting and various display options, e.g. temperature, time, date, alarm and information texts. White operating LED. Multi-coloured status LED (red, green, blue) parameterisable via the ETS. Internal temperature sensor for measuring the local room temperature. Push-button features:: Rocker or push-button function adjustable for each operating surface. Rocker function: Switching, dimming, blind control, value transmitter 1 byte, value transmitter 2 byte, scene extension unit, 2-channel operation and manual fan control. Push-button function: Switching, dimming, blind control, value transmitter 1 byte, value transmitter 2 byte, scene extension unit, 2-channel operation, controller extension unit, controller operation, heating timer operation and manual fan control. Controller extension unit or controller operation: Operating mode changeover, (defined selection of an operating mode or changeover between different operating modes with controller extension unit), changeover of the presence state, setpoint shift. Locking object for locking individual button or rocker functions. Indication of an alarm message by flashing of all LEDs. Multi-colour status LED (red, green, blue) can be configured globally or separately. A superimposed function can be activated via the bus, whereby the colour and display information of individual status LEDs can be changed according to priority. Operation LED ON, OFF, automatic switch-off or switchable via object. Communication object for brightness control of the status LED, labelling field illumination and background illumination of the display. Room temperature controller features:: Operating modes: Comfort, stand-by, night and frost or heat protection, each with its own temperature setpoints (for heating and/or cooling). Comfort extension by presence key. Frost or heat protection switchover by window status or by automatic frost protection. Display of the room temperature controller information via the unit display. Optionally one or two control circuits. Different control types can be configured for each heating or cooling stage: PI control (continuous or switching PWM) or 2-point control (switching). Control parameters for PI controller and 2-point controller adjustable. Internal temperature sensor and up to two external temperature sensors (1 x object, 1 x wired) for room temperature measurement possible. Optional external wired remote sensor for e.g. screed sensor for underfloor heating. Heating timer with 28 switching times. LC display Features:: Graphic display with switchable LED backlight. 1-range or 2-range display. Text indications in the display in the languages: German, English, Dutch, Norwegian, Russian and Polish. Other languages available on the Internet. Notes : Professional inscription via the Gira inscription service www.beschriftung.gira.de.
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