108
Automatic
CasaConnect KNX Control Center
• Version: 13.09.2021 • Technical changes and errors excepted.
6.3.6. Adjust frost alarm
System > Set automatic > General settings > Frost alarm
The frost alarm for blinds and windows will be active when during or after precipitation
the outdoor temperature falls below a defined level.
"Frost alarm" is then displayed on the start page.
7.4. Alarm and error messages > Frost alarm, Page 136
Use the automatic functions of the individual shades and windows to set which shades
are retracted if there is a frost alarm and which windows are closed. The frost alarm
locks all automatic functions and manual operation for these motors.
The following situations trigger the frost alarm:
•
The outdoor temperature is below the set frost alarm temperature and it is
beginning to rain/snow.
•
The outdoor temperature drops below the set frost alarm temperature while it
is raining/snowing.
•
It has rained/snowed. The outdoor temperature falls below the set frost alarm
temperature within the set readiness period after the end of the precipitation
The frost alarm ends in the following situation:
•
The outdoor temperature remains above the set dew point temperature for the
period of time.
Frost alarm:
Shows the settings for the frost alarm as soon as it has been set up. Tap the field to
apply the configuration.
Switch the frost alarm
On
in order to set it up and use it for motors.
First determine when the frost alarm is to be triggered.
Use the slider to set the
outside temperature
which must be
undercut
in order to
trigger the frost alarm.
Default setting: 2.0°C.
Then set how many
hours
after precipitation the frost alarm standby mode should be
active. Select the standby period in a way ensuring that the humidity left from the pre-
vious precipitation has all dried up.
Default setting: 5 hr
Now enter the conditions for the end of the frost alarm.
Set the
Outdoor temperature
that has to be
exceeded
.
Default setting: 5.0°C.
And how many
hours
this temperature has to be exceeded for. Select the period such
that ice is then fully thawed.
Default setting: 5 hr
