STIEBEL ELTRON RTU-S UP Stiebel Bedienungs- Und Installationsanleitung Seite 32

3. Valve and pump protection function (only warm-water heating-systems)
The valve and pump protection function serves to prevent the valve seat and/or the pump(s)
from corroding up during longer stop times. If using the device for the control of warm-water
heating systems, activating the valve protection function is recommended. After activation
of the valve and pump protection function, the controller actuates the valve(s) or triggers a
heating pump every Monday at 11.00 o'clock a.m. over a 5 minute time period.
Factory setting: OFF
4. Self-learning function
The self-learning function serves for the autonomous attaining of the comfort temperature
at a preset time. The antedated point at which the system switches from ECO over to
comfort temperature sets itself all autonomously. Depending on the calorific output and the
prevailing outside temperature, the heating time will vary. The self-learning function is
available only if operating in heating mode.
Factory setting: OFF
5. Backlighting of the display
The length of time during which the display backlight is on, can be selected as follows:
1. Backlight during operation plus 10 seconds after the last actuation of any of the touch
keys
2. Additional backlight during operating times in comfort and also in party mode
3. Permanent backlight
Factory setting: 10 seconds
6. Display indications
The following indications can be selected:
1. Time
2. Temperature
3. Time & temperature (alternating)
Factory setting: Time & temperature (alternating)
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