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DV50 DV80
(Integral CO
Sensor)
2
THE VENTILATION UNIT HAS FOUR VENTILATION PROFILES:
AT HOME
AWAY
Use this ventilation
Use this ventilation profile
profile when the
when the dwelling or
dwelling or the
premises are unoccupied,
premises are
e.g. during a trip or other
occupied
long absence.
SYMBOLS FOR VENTILATION PROFILES
The following symbols are used on the main displays of the profiles:
Table 2. Profile symbols
SYMBOL
DESCRIPTION
The mode in use is either At home, Away, or Boost. The week clock is turned off.
The mode in use is either At home, Away, or Boost. The week clock is on.
The Fireplace mode is used. The week clock might be turned on.
The mode in use is either At home, Away, or Boost. The programmable input has become
activated.
These fan symbols indicate the currently used mode.
•
Fan and one shaded bar — The Away mode is in use.
•
Fan and two shaded bars — The At home mode is in use.
•
Fan and three shaded bars — The Boost mode is in use.
Droplet symbols indicate the relative humidity of air.
•
Droplet and one shaded bar — A humidity sensor has been installed and the relative humidity
of air is normal.
•
Droplet and two shaded bars — The relative humidity of air is slightly higher than normal.
Ventilation efficiency needs to be boosted. When the automatic fan speed on the relative
humidity of the air is turned on, ventilation is boosted control based automatically.
•
Droplet and three shaded bars — The relative humidity of air is significantly higher than
normal. The fan speed will be automatically increased if automatic adjustment has been chosen.
CO
symbols indicate the carbon dioxide or the VOC level in the air.
2
•
CO
is normal.
•
CO
2
speed will be automatically increased if automatic adjustment has been chosen.
CO
•
2
The fan speed will be automatically increased if automatic adjustment has been chosen.
BOOST
Use this profile to increase
the ventilation rate, e.g. when
there are more people than
usual in the dwelling or local
ventilation regulations dictate.
and one shaded bar - The carbon dioxide or VOC sensor has been installed and the level
2
and two shaded bars - The carbon dioxide or VOC level is slightly higher than normal. The fan
and three shaded bars - The carbon dioxide or VOC level is significantly higher than normal.
18
VENTILATION PROFILES
FIREPLACE PROFILE
Use this ventilation profile when, for example,
you are making a fire in the fireplace. This
profile is primarily used to create momentary
overpressure in the dwelling to help elevate
back spillage into the room.
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