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Fit device in appliance box; terminals must be at the bottom.

Fit the frame, central plate and control knob.

Switch on mains voltage.

7.1

Commissioning

Setting control behaviour

Factory setting: pulse width modulated control (PWM)

This setting can be used with most heating systems without adaptation.

Changing the settings

Press the control knob for longer than 20 seconds.

The LED flashes green for PWM control and green/blue for 2-point control.

Press the control knob briefly: The control behaviour is changed.

Press the control knob for longer than one second.

The current control behaviour is saved and the setting mode is exited automat-
ically.

After approx. 2 minutes without any operation the menu is exited without sav-
ing.

Setting the temperature limits

The temperature control has a setting range from 5 to 50 °C. The adjustment rings in
the central plate can be used to limit the temperature setting range.

Floor thermostat

7 / 9

82404903

16.09.2022

J0082404903

Summary of Contents for FTR231

Page 1: ...uctions Floor thermostat Art no FTR231 16 09 2022 82404903 J0082404903 ALBRECHT JUNG GMBH CO KG Volmestra e 1 58579 Schalksm hle GERMANY Telefon 49 2355 806 0 Telefax 49 2355 806 204 kundencenter jung...

Page 2: ...omponents 3 3 Intended use 3 4 Product characteristics 4 5 Functional description 4 6 Operation 4 7 Information for electrically skilled persons 5 7 1 Commissioning 7 8 Technical data 8 9 Warranty 9 2...

Page 3: ...he sensor cable is damaged immediately disconnect the device from the mains by switching off all associated circuit breakers This manual is an integral part of the product and must remain with the end...

Page 4: ...ed Pulse width modulated control factory setting The output is not permanently actu ated but for a time period pulse width that depends on the difference between tar get and actual temperature This me...

Page 5: ...he LED lights up or flashes in the colour magenta LED lights up magenta permanent operation is active LED flashes magenta permanent operation is inactive default setting Press the control knob briefly...

Page 6: ...xternal temperature sensor remote sensor 8 Switching contact of central clock 9 Electric underfloor heating Connect insert 1 according to the connection diagram see figure 2 Ob serve the conductor cro...

Page 7: ...shes green for PWM control and green blue for 2 point control Press the control knob briefly The control behaviour is changed Press the control knob for longer than one second The current control beha...

Page 8: ...ed minimum temper ature Each notch corresponds to a change of about 2 C Turn the small red adjustment ring anticlockwise to the desired maximum tem perature The respective adjustment ring can only be...

Page 9: ...to energy efficiency 2 FFNTC remote sensor Dimensions H 7 8 20 mm Length connecting cable 4 m can be extended to 50 m Degree of protection IP 67 9 Warranty The warranty is provided in accordance with...

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