4
Operation
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Siemens Graphical User Interface UI400 CE1U2348en
Building Technologies 2014-06-03
4 Operation
Operating elements and display
① Control knob (push and roll) ③ Navigation bar
② Display ④ Status bar
⑤ Work area
The control knob is used to operate the QAA74 and AVS74.
The display is organized into a navigation bar, status bar, and work area.
The following is displayed in standby.
Room unit QAA74: Present room
temperature
Operator unit AVS74: The most important,
present plant parameters
(depending on how the plant is configured).
Display in standby