drexel und weiss aerosilent topo Betrieb, Wartung, Inbetriebnahme - Seite 17
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Seite druckenThe nominal air quantity only needs to be set for fan level 2. The air quantity for fan level
1 and fan level 3 is calculated automatically as -30% and +30% respectively.
Example: Nominal air quantity, 80 m³/h, 5=OFF, 6=OFF, 7=OFF, 8=OFF
Setting the fan balance
DIP switches 3 and 4 are used to set a higher air quantity for the supply air fan in compa-
rison to the extract air fan.
Switching point for frost protection heating (FSH)
The FSH switching point can be set between -5°C and 0°C using the potentiometer on
the controller board.
FSH switching point:
Left stop / - 5°C
Right stop / 0°C
Operating, Maintenance, Commissioning
Page 17