Ventilation Profiles; Filter Replacement; Temperatures - Helios KWL 340 D Manual

Installation and Operating Instructions
EN
Central ventilation unit – KWL 220/340 D

8.2.2 Ventilation profiles

4 ventilation profiles can be selected or configured.
The ventilation profiles can be expanded via the
profiles can be selected for use.
The central ventilation unit must be switched on to be able to select a ventilation profile.
ⓘ Sensors are only displayed if they are connected.
ⓘ The ventilation profile with the red background is always active .
AT HOME
Ventilation profile in the presence of persons.
The following parameters can be adjusted:
• Fan power
• Supply air
The target supply air temperature is adjusted here.
ⓘ T he maximum achievable target temperature is 2-3 °C below the extract air temperature without post-
heating (optional; available as accessory).
ⓘ The bypass must be activated for controlling the supply air temperature.
• Rel. humidity
ⓘ S etting is adopted for internal and external sensor.
• CO2/VOC
ⓘ S etting is adopted for CO2 and VOC sensor.
AWAY FROM HOME
Ventilation profile in the absence of persons.
The following parameters can be adjusted:
• Fan power
• Supply air
• Rel. humidity
ⓘ S etting is adopted for internal and external sensor.
• CO2/VOC
ⓘ S etting is adopted for CO2 and VOC sensor.
INTENSIVE VENTILATION
Ventilation profile in presence of several persons or if intensive ventilation is desired.
The following parameters can be adjusted:
• Fan power
• Supply air
• Rel. humidity
ⓘ S etting is adopted for internal and external sensor.
• CO2/VOC
ⓘ S etting is adopted for CO2 and VOC sensor.
• Duration
• Timer
INDIVIDUAL
Ventilation profile when using e.g. a chimney.
The following parameters can be adjusted:
• Supply air fan
• Extract air fan
• Supply air temperature
• Duration
• Timer
ⓘ A slight overpressure can be set for this ventilation profile, if desired for the application. The function does not
replace an underpressure monitoring system!

8.2.3 Filter replacement

The following filter replacement information can be called up or adjusted using the pen
• Filter replaced
Displays the date of the last filter replacement.
ⓘ This date must be updated for each filter replacement to confirm the filter replacement.
• Next replacement
Displays the date of the next filter replacement.
• Replacement interval
Displays the interval for filter replacement. The interval for filter replacement can be adjusted between 1 and 12
months depending on the level of contamination.
ⓘ The filters must be replaced as required but at least 1x annually (factory setting: 6 months).

8.2.4 Temperatures

The current supply air, extract air, exhaust air and intake air temperatures are displayed.
button and adjusted using the pen
23
. The collapsed ventilation
: