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6. Heating Mode
According to the change in room temperature and temperature
setting, the device controls (switches on or off) the boiler or any
other heating equipment connected to the appliance. When
activated, the normally open contact pairs, i.e. No.
1
(NO) and No.
2
(COM), of the relay of the device clamp shut, and, as a
consequence, the appliance connected to the thermostat is
switched on. The appearance of the notice
“HEAT”
in the bottom
left corner of the display indicates that the device is activated.