
Lumina 750
Using the Lumina 750
à
Dial
Readout of the measured position of the fresh air inlet (%) or the fresh air flow (m
3
/
hour).
Readout of the value currently used by the control computer to regulate the fresh
air. This can be the position of the fresh air inlet (%) or the air flow (m
3
/hour). The
control value is always a value between the
Minimum fresh air
and
Maximum fresh
air
values. If the fresh air control is used, the computer will take the air temperature,
CO
2
and relative humidity influences on the fresh air into account in the calculation
of the
Fresh air control value
.
Exception: The
Fresh air control value
may drop below the
Minimum
fresh air
value when frost prevention uses an active mixed air sensor.
Setting of the minimum fresh air (% or m
3
/hour). The
Fresh air control value
may
never drop below this value, except if there is the risk of frost.
Setting of the maximum fresh air (% or m
3
/hour). The
Fresh air control value
may
never rise above this value.
The
Maximum fresh air
can be set up to 120%. The fresh air inlet will
remain completely open with a
Fresh air control value
higher than 100%
while there is an extra increase of fan speed.
22