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Danfoss FH-RT Wireless Room Thermostat Installation Guide

4.3 Thermostat registration  
To get the FH-BU base into registration mode  
Press and hold“MODE”and“OK”buttons on base unit for 3 seconds, (all LED’s  
will flash) then releaseMODEand finally releaseOK. The system is now in  
registration mode. Only thePOWERLED should be on (unless thermostats  
already have been assigned earlier- then the LED for these will be on)  
Fig. 6. De-registering thermostats  
Note: The system returns automatically to normal mode if no buttons are  
pressed during a 5-minute period.  
4.5 Setting room temperature  
The temperature is set by turning the thermostat setting knob to the desired  
temperature.  
Fig. 5. Registration mode  
4.6 Setting min./max. temperature  
Thermostat registration process  
Lift thermostat cover.  
Set min./max. temperatures using the red and blue limiters respectively.  
Using the point of a pencil press and release the thermostat transmission  
button. The LED for the first available channel (1-8) will start to flash.  
Select the channel to be assigned to the thermostat by pressing the “MODE”  
button numerous times until the LED for the desired channel flashes. Then  
press and hold “OK” for 3 seconds (the LED will flash and finally be on). The  
thermostat is now registered. Repeat the thermostat registration process  
for each thermostat. (Also if one thermostat should be assigned to several  
channels).  
4.7 Setting thermostat operating mode  
Switch position “sun=> normal => no night set-back.  
Switch position “moon=> night set-back => 4°C at 20°C.  
Switch position “clock=> timer-controlled set-back.  
If timer-controlled set-back is required, it must be programmed via the time  
clock/timer module (optional) fitted to the base unit.  
After registering all thermostats, press and hold “MODE” for 3 seconds (all  
LED’s will flash), to return the system to normal mode.  
Note: The system returns automatically to normal mode if no buttons are  
pressed during a 5-minute period.  
5.0 Special functions  
5.1 Master reset  
4.4 De-registering thermostats  
This function deletes all registered data and reinstalls factory settings.  
Switch off the power supply, press and hold“OK”and“MODE”simultaneously  
and keep pressing them while switching the power back on.  
LED indicators 1-8 then light up consecutively, and finally all eight indicators  
flash. Release “OKand “MODE.  
To get the FH-BU base unit into de-registration mode  
Press and hold “MODE” and “OK” buttons for 3 seconds, (all LED’s will flash)  
then release “OK, and finally release “MODE. The system is now in de-  
registration mode. (If only one thermostat is assigned the first assigned LED  
will start to flash).  
The system has now been reset to initial factory settings.  
Press the thermostat transmission button. The LED for the first assigned  
channel will start to flash, (the rest will be on). Select the channel to be de-  
registered by pressing theMODEbutton numerous times until the LED for  
the desired channel flashes. Then press and hold“OK”for 3 seconds, (the LED  
will flash and finally go out). The channel is now de-registered. Repeat the  
thermostat de-registration process for each channel to be de-registered.  
5.2 Transmission testing  
Transmission testing is used to test and identify all registered thermostats.  
Press and hold “OKfor 3 seconds (all LED indicators flash).  
All channels with assigned thermostats light up on the indicator panel.When  
a channel receives a signal from a thermostat, the corresponding indicator  
flashes twice and the indicators go off. If a signal is subsequently received  
from the same thermostat, the indicator for the corresponding channel  
flashes twice.  
After de-registering thermostats, press and hold the “MODE” button for 3  
seconds (all LED’s flash) to return the system to normal mode.  
The test is automatically terminated once all channels have received a signal  
from their assigned thermostat.  
4
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NameDanfoss FH-RT Wireless Room Thermostat Installation Guide
MakeDanfoss
LanguageEnglish
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File size0.32 MB
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Danfoss FH-RT Wireless Room Thermostat Installation Guide