CLIMATIC™50 – IOM – Rooftops/ Aircoolair CL50-ROOFTOPS-IOM-1107-E
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Dead zone reduction speed in
If set point 3424 is activated;
When the room temperature is in the regulation dead zone of regulation (no heating, nor cooling), the speed of the fan is
fixed by the set point 3421 and the fresh air damper is opened at 100%.
If the minimum speed brings a fresh air quantity higher than the defined threshold, the fresh air damper will close
proportionally to reach the desired value.
3421 ! Minimum fan speed threshold (%).
3422 ! Maximum fan speed threshold (%).
3423 ! Activation of progressive Start functionality.
3424 ! Activation of dead zone speed reduction functionality.
EXHAUST FANS
Function
From one to three exhaust fans can be controlled. The start and the stop of these fans depend on the opening of the
fresh air damper.
Description
The fans are activated if the fresh air damper opening percentage is higher than the thresholds fixed by the set points.
3431 ! Fresh air damper threshold, activation of the 1
st
fan (%).
3432 ! Fresh air damper threshold, activation of the 2
nd
fan (%).
3433 ! Fresh air damper threshold, activation of the 3
rd
fan (%).
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