Multi-VRF Centralized Controller
Press this button to return to
the previous page
Press this button to cancel the
current setting and return to the
previous page
Press this button to save the
current setting and return to
the previous page
Press this button to add group
or schedule
Press this button to edit the
e-Control,group or schedule
Press this button to delete
group or schedule
Press this button to increase
value or select the previous
option
Press this button to decrease
value or select the next option
Press this button to enter
Group control page
Press this button to enter IDU
sort page
Press this button to enter Add
IDU page
Press this button to enter Info
page
4.3 Buttons Working Instructions
The centralized controller uses a capacitive touch screen so that user can
operate the units by just touching the screen.
Buttons on the screen are presented in the following ways:
(1) Icon
Icon button can be operated directly. See section 4.2 for more details.
(2) Icon + Text
According to the meaning of Text, turn on or off or select a certain function, or
enter a certain page. This type of button has 2 or 3 kinds of status based on the
specific function.
Meaning of status (take Sleep Button as an example):
Thin light indicates invalid/not selectable. Sleep function is invalid and
can’t be selected. Different cases for models.
Light indicates off/not selected. Sleep function is off. Pressing the grey
sleep button can turn on the sleep function.