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Setting elements,
operating elements
and display
Legend
10/14
Siemens
Building Technologies
1.5V
1.5V
'AA'
'AA'
+
-
Operating elements
1
Buttons + and - for adjusting the setpoints, the control parameters, the days of
week, and the time of day
2
Button for selecting the mode of operation:
Protection mode
Comfort mode
Energy Saving mode
Auto Timer mode
AUTO
3
Button for manual H/C changeover
4
Button for time of day and weekday settings in automatic time switch program
5
Button for selecting and setting the 8 time switches
6
Button for confirmation
Display
7
Day of week 1...7 (1 = Monday / 7 = Sunday)
8
Current room temperature, room temperature setpoint in °C or °F
9
Cooling mode
10
Auxiliary electric heating ON
11
Compressor ON
12
Symbol for display of current room temperature
13 Time of day in hours and minutes (12- or 24-hour format)
14 Symbols:
Battery exchange
Protection mode
Comfort mode
Energy Saving mode
Auto Timer mode
AUTO
15 Battery compartment (only with RDX33.21)
Room temperature controller with LCD
N3075en
17.04.2009
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