Siemens DELTA i-system Operating And Installation Instructions page 54

GB
Info: An individually selected motor operating time of less than 2 minutes will be executed
for DOWN commands only if the blind/shutter has been moved beforehand either
automatically or manually to the highest position.
If the blind/shutter is not in the highest position, the standard operating time of 2 minutes
will be executed instead of the individually selected time of less than 2 minutes.
An individually selected time of more than 2 minutes will always be executed for upward
as well as for downward movements.
An individual operating time of less than 2 minutes will be executed only for DOWN
movements. The duration of the UP movement is in any case atr least 2 minutes.
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Setting individual motor operating times
The programmed operating time is stored
automatically. The symbol
indicates that the programmed operating time
is active.
on the display