Selve i-R Multi Send Operating Instructions Manual page 44

Explanation of functions/terms used
GB
VENTILATION/TILT
The ventilation/tilt position is a position of the roller shutter/
venetian blind between the upper and lower end limits that can be
freely selected. Using this function, you can raise the roller shutter
from the lower end limit until the ventilation slits are open.The slats
of the venetian blind will be turned.
Press the UP button twice in rapid succession to move to the
ventilation/tilt position.
Language (GB ENGLISH)
You can select your national language.
ASTRO SHIFT
With the astro shift setting, the astro time can be shifted
independently of one another (max. +/- 120 mins.).
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