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Electronic air-conditioning controller, heating/cooling, equiflex

NRT 300

Electronic air-conditioning controller, heating/cooling, equiflex

How energy efficiency is improved

Key directly on device for individual changeover between presence and absence

Areas of use

Individual unitary control and zone control (heating, cooling, heating/cooling) e.g. in air conditioning systems (2- or 4-pipe systems) in hotels and residential and business spaces.


  • Air-conditioning controller for 2- and 4-pipe systems (heating, cooling, heating/cooling)

  • Measurement of room temperature by either integrated or external temperature sensor

  • Saves energy costs by means of presence/absence key and rotary knob on front

  • Inputs for C/O signal, changeover between presence and absence, dew-point monitoring and setpoint shift

  • Choice of P or PI control with 2-point, pulse-pause, 3-point or outputs (0…10 V)

  • LED indicator

  • Servicing level with adjustable control parameters

  • Frost-protection facility

  • Electrical connection in baseplate

  • Electronics in attachable housing

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