Programming Unit; Default Display - Viessmann VITOFLEX 300-UF Operating Instructions Manual

Programming unit

Fig. 3
Touchscreen
A
Green LED
B
This LED illuminates when the control unit is in
operation.
Supply voltage is present.
Red LED
C
This LED flashes red while the control unit is ramp-
ing up or when there is a fault in the heating sys-
tem.
USB connection
D

Default display

The default display provides you with the most fre-
quently used settings and checks.
The default display is shown either as an "Overview"
or as a "Detailed screen".
In the "Overview" display, the large buttons show the
status of the subsections. The
all components in the subsection are operational.
Overview
Header
A
Operating and display area
B
Footer
C
symbol shows that
Detailed screen
The programming unit is equipped with a
touchscreen. To input settings and check information,
tap the on-screen buttons.
On some of the control unit pages you can enter text
and values. Tap an entry field and a keyboard or num-
ber pad will appear on the touchscreen.
■ Entry field
After tapping on an entry field, the data can be modi-
fied via the keyboard or number pad.
ESC button
■
The keyboard or number pad is closed and no data
is saved.
■ Enter button
Saves the entered value and closes the keyboard or
number pad.
In the "Detailed screen", the large buttons show the
most important actual values for the subsections of the
boiler.
The "Overview" and "Detailed screen" are accessed
via the button in the footer.
On operation
11