Jung 1790D Series - Operation; Activate Functions

LB management
Display standard for room temperature control
Parameters
Display icon Setting option/
Default setting
Heating / cooling
Ʋ ƾ YES / No
Cooling temp.
3)
Ʋ ƾ 5 ... 24.0 ... 30 °C
Temperature sensor
Ʋ ƻ ƻ,ƺ or both
Max. floor temp.
4)
Ʋ
MAX
10 ... 35.0 ... 45 °C
Offset
Ʋ Ƴ -5 ... 0.0 ... +5 °C
1)
Pulse width modulation (PWM) =
YES
, two-point control =
No
2)
NC
: Valve is closed when deenergised.
NO
: Valve is open when deenergised.
3)
This parameter only appears if the device is set to "Heating and cooling".
4)
This parameter only appears if ƻ and ƺ have been set for the temperature sensor.
7 Operation
Increasing or reducing the room temperature
￭ Press the
–
or
+
button for less than 1 second.
With every brief press of a button the setpoint temperature changes by 0.5 °C. The set
value is retained in manual mode; in automatic mode it is retained until the next switching
time is reached.
In cooling mode the
–
or
+
buttons cannot be used to change the setpoint temperature.
If the display is switched off or has been set to indicate the actual temperature or time, the
–
or
+
button will have to be pressed a second time or even more before a change in the
setpoint value takes place.
￭ Press the
–
or
+
button for more than 1 second.
In heating mode, the saved setpoint temperature is retrieved:
– = ECO temperature
+ = comfort temperature
During a detected temperature drop, changing the setpoint temperature is not possible.
8 Activate functions
Automatic operation/manual operation
Pressing the Ƙ button toggles between automatic mode and manual mode.
If all timer blocks are deactivated, the cover will automatically switch to manual mode.
Automatic mode cannot be activated.
Figure2: Setpoint temperature display in automatic mode
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32401503 19.05.2020
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