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Electronic air-conditioning controller, heating/cooling, equiflex

NRT 300

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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