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Installation and Operating Instructions
Central ventilation unit – KWL 250 W/W ET
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 to prevent smoke from entering the apartment. 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.
8.2.5 Unit data
The following unit data is displayed:
• Ventilation
• Heat exchanger status
• Relative humidity
• CO2/VOC
• Extension module (only if extension module is configured)
8.2.6 Sensors
The connected sensor data is displayed.
8.2.7 Temperatures and sensors
Graphical representation of the temperatures and connected sensors.
ⓘ In order to retrieve the data, it must first be updated using the
ⓘ The temperatures and sensors can be selected or deselected by clicking on the corresponding legend.
ⓘ If multiple sensors are connected, the sensor data from the sensor with the highest value will always be taken
over.
8.2.8 Weekly programme
• Activate/deactivate weekly programme
• Delete weekly programme
The ventilation profile changes in the following order
by clicking on a field (cf. Fig. 34):
Ventilation profile "At home" (1x click)
Ventilation profile "Away from home" (2x clicks)
Ventilation profile "Intensive ventilation" (3x clicks)
Ventilation profile „Individual" (4x clicks)
Ventilation profile auf „Standby" setzen (5x clicks)
Delete ventilation profile (6x clicks); the previous
ventilation profile is automatically applied.
UPDATE
4x
22
:
button.
Fig. 34
3x
2x
1x
5x
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