KNX push-button 3 Plus 5gang (2+3) System 55, with start-up rocker Features: Mounting on bus coupling unit 3 or bus coupling unit 3 external sensor. Protection against disassembly by screw connection. Graphic display with backlighting and various display options, e.g. temperature, time, date, alarm and information texts. Two multi-coloured status LEDs per operating surface. Multi-coloured status LED (red, green, blue) parameterisable via the ETS. Labelling field illumination for rocker sets with labelling field. Internal temperature sensor for measuring the local room temperature. Push-button properties:: Rocker or push-button function can be set 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. Labelling field illumination 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 can be set for PI controller and 2-point controller. 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 floor 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. The push button sensor is supplied with a program-neutral start-up rocker. The matching rocker set for the switch range must be ordered separately.
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