RADSON Tempco Digital 51022, User Manual, Page: 8 / 46

8
Automatic operating mode:
Simple installation without main zone programmer:
The comfort temperature will be maintained in the room all the time.
Installation with main zone programmer: (with or without Heating
and Cooling function)
In this mode your thermostat will follow the program (Comfort or
reduced) and order (Heating, cooling, Anti freeze, holiday…) of the
main zone programmer.
The ambient temperature will be displayed all the time.
Press once on the
(OK) to turn on the backlight only and a second
time to change the operating mode.
Override mode:
Use this mode to override the automatic mode during 2 hours.
You can choose another setting temperature for this duration.
By pressing the keys
(-) or (+) , the override setting temperature is
now displayed, then press the desired key 1 sec to start the
increment or decrement of the setting temperature.
When the duration is finished the thermostat will come back in
Automatic mode .
The ambient temperature will be displayed all the time.
Press once on the
(OK) to turn on the backlight only and a second
time to change operating the mode.
Lock and unlock keypads:
Use this function to avoid change on your thermostat. (Available in all
modes)
- To lock the keypad, maintains the keys
(-) & (+) pressed and press
the (OK) key in the same time, then the symbol “ “appears.
- To unlock the key pads repeat this procedure, (the symbol “ “
will disappear)
Sensor messages:
Main errors:
(the regulation will be stopped)
Error on the internal sensor => Err in position “ 6 ” in the display with
the logo blinks.
Error on the External (Floor) sensor => Err in position “ 6 ” in the
display with the logo blinks.