By pressing MODE for 3 seconds can activate the energy saving mode with icon appearing on the screen. If energy saving is
activated by button pressed, pressing any button will stop energy saving mode. For heating mode, if energy saving function is enabled, the
set-point will be changed to remote setback heating set-point. The range of remote setback heating set-point is from 10 °C to 21 °C and
default value is 18 °C. The value can be changed in ISU mode with step of 1 °C. For cooling mode, if energy saving function is enabled, the
set-point will be changed to remote setback cooling set-point. The range of remote setback cooling set-point is from 22°C to 32°C and
default value is 26 °C. The value can be changed in ISU mode with step of 1 °C .
FULLY TOUCH SCREEN SERIES
OPERATION INSTRUCTION
MODULATING VALVE CONTROL
Thermostat acquires the room temperature via its
integrated sensor and maintains the set-point by
modulating output.
POWER ON OR OFF
By pressing POWER button
INCREASE / DECREASE
In the ON state, press UP or
DOWN to increase or decrease
the setting parameters.
FAN OPERATION
HEAT/COOL/VENT
Pressing the MODE button to select heat
cool or ventilation mode.
TEMPERATURE DISPLAY
Both the room temperature and the set-point
are displayed.
COMFORT MODE
In the comfort mode, the set point can be
changed by pressing UP or DOWN buttons.
and manual heat/cool changeover.
KEY LOCK
The default status of “Key lock” is all keys available and it can be changed in
ISU mode. Key lock function includes the following settings: All keys are
available (Default) System button is locked out. Fan and system buttons are
locked out . All buttons are locked . The following operating modes are available :
ENERGY SAVING MODE
FREEZE PROTECTION MODE
Freeze protection can be disable(default) or
enabled via ISU mode. If freeze protection is
enabled( it is not available in cooling only
application) and thermostat is in OFF mode while
the room temperature is below 6 °C , the
thermostat will open heating device before the
temperature rises to 8 °C
TIME SETTING
In ON/OFF states, press and for 5 seconds, you will hear Bee sound
“bibi” for twice, and the time area will be flashing,
press to select minutes, hours or week, then press or
to adjust the relevant time, press to confirm.
TO SELECT MANUAL AND PROGRAMMABLE
ADJUSTING OF WEEKLY PROGRAMMABLE
3
Press and hold and for more than 5 seconds, the icon of or will
flash, press to select manual or programmable press to
confirm.
After selected programmable mode, press for more than 5 seconds, you will hear Bee sound “ bibi” twice, then press to
select setting item of periods, time and temp. press or to adjust the relevant value, press to confirm. The sequence: 5+2
programmable mode, time adjusting temperature adjusting from 1-6 periods of Monday to Friday time adjusting temperature
adjusting from 1-2 periods of Saturday and Sunday (5+2programable mode, 5 every mode has 6 periods and 2 every mode has 2
periods)
Fan can be selected as manual or automatic 3-speed operation. In manual
mode, the fan will be switched to the selected speed via controls output
Gh,Gm,Gl (by pressing FAN button ). In automatic mode, the fan speed
will be switched upon difference between the room temperature and set
point. When room temperature reaches set-point, valve will be closed
meanwhile, fan will be turned off as well (fan can be changed to low
speed via ISU setting code 17).
