| NRT 114: Electronic heating controller
How energy efficiency is improved
Convenient, integrated weekly and annual time switch for programming the system with the option of choosing between 3 temperature levels, whose setpoint temperatures can be adjusted individually, and stand-by mode.
Areas of application
Weather-compensated flow temperature control and room temperature control of individual rooms with auxiliary fixed value control, e.g. for drinking water.
Features
- Detection of room temperature with choice of integrated or external temperature detector
- High level of operating convenience thanks to buttons on front and large LCD display
- Intuitive user interface
- Modern design
- Weekly and annual switching program with 3 temperature levels
- Automatic changeover between summertime and wintertime
- Selection of 3 basic controller models for different applications
Technical description
- Housing made of flame-retardant, pure white thermoplastic (RAL 9010)
- Inputs for outside temperature, flow temperature and room temperature or room user panel
- Programmable input incl. for presence/absence detector, window contact and for fault display
- PI-control with 3-point output signal
- Outputs for final control elements, pump and pilot clock
- Room temperature switching
- Min./Max. limitation for flow and return temperature
- Frost/overheating protection function, pump and valve anti-jamming function
- Function heating (floor screed drying function)
- Suitable for fitting on walls or recessed junction boxes
- Electrical connection in base with screw terminals for wires up to 2.5 mm²
- Rear cable infeed
- Electronics in snap-on housing
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