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UP 237K..

Temperature controller, i-system

• Integrated room temperature sensors
• Control can be set as a two-point control and/or continuous-action control (P or PI algorithm), for heating only, for cooling only, or for heating and cooling mode
• Operating modes that can be switched via KNX: comfort mode, pre-comfort mode, energy-saving mode and frost or heat protection mode
• Presence pushbutton to locally switch between comfort and pre-comfort mode or comfort and energy-saving mode and to extend comfort mode after operating energy-saving or protection mode
• Pushbutton for switching over between manual and automatic mode
• The room temperature setpoint value for comfort mode can be set via an interchangeable rotary button (+/-) on the controller and via the KNX
• Basic setpoint of the room temperature for comfort mode which can be set via the KNX
• Setpoint value for comfort mode in °C which can be set via an interchangeable rotary button on the controller
• Adjustable dead zone between the heating setpoint and the cooling setpoint for comfort mode
• Two-level heating or cooling
• Output of the control variable(s) either as an on/off switch command or as a positioning command in the range of 0...100 %
• 5 LEDs to display manual mode and the current operating modes
• 4 LEDs to display heating/cooling valve open, dew point alarm and open window
• For plugging onto a bus transceiver module (BTM) or a flush-mounting actuator with bus transceiver module (BTM)