17
Building Technologies / HVAC Products
CE1B3144x2
74 319 0350 0a
31.01.2007
Display plant operating state
If, during automatic heating / cooling operation, you want
to know your plant’s current operating state (the room
operating mode), go to the info level:
1. Go back to the start display by pressing the ESC
button.
2. Press the INFO button.
The room operating mode is displayed as follows:
Room operating mode
1-5
Preselection
State
Comf
Cause:
Time switch
Meanings:
Preselection
The selected room operating mode.
In the example shown, the selector is set to
.
State
This is the current state.
In the example, heating or cooling at the comfort set-
point.
Cause
Here, the reason for the current state is given.
Possible reasons:
•
Operating mode contact (manual changeover).
•
Operating mode selector.
•
Occupancy button on the room unit.
•
Timer button on the room unit.
•
Special day
•
Holidays
•
Time switch for the time program (as displayed).
