Helios KWL-BEC, Operating Instructions Manual, Page: 55 / 96

Operating instructions
Comfort controller KWL-BEC
21
GB
Heat exchanger type
The following heat exchanger type are available to order as unit-dependent accessories:
Plastic, Aluminium, Enthalpy
The KWL unit is configured ex works in the ordered and appropriate heat exchanger-unit
configuration.
Ext. contact
Func tion 1: „ Unit off Fan stage 0“ Safety function
ATTENTION : Opener.
Func tion 2: „ Fireplace button “ Safety function
ATTENTION : Closer.
Func tion 3: „Party mode “ Safety function
ATTENTION : Closer.
Func tion 4: „ Supply air mode “ Safety function
ATTENTION : Closer.
Func tion 5: „ Extract air mode “ Safety function
ATTENTION : Closer.
Func tion 6: „ Open b ypass“ Safety function
ATTENTION : Closer.
(Factory setting: Funct.1)
ATTENTION: Safety functions (e.g. frost protection) override this setting
Fault output function
1x KWL-EM; Extension module installed (Accessories)
– Function 1 = Valve control
– Function 2 = Collective fault
2x KWL-EM; Extension module installed (Accessories)
– Function 1 = KWL-EM 1 --> Valve control; KWL-EM 2 --> Collective fault
– Function 2 = KWL-EM 1 --> Collective fault; KWL-EM 2 --> Valve control
Humidity sensor adjustment
The KWL unit can be equipped with up to 8 humidity sensors type KWL-FTF.
Humidity sensors 1 to 8
Each temperature/humidity sensor (KWL-FTF) can be individually configured.
Sensor measures
„ Only humidity “
Sensor measures „ Only temperature “
Sensor measures „ Combined “ ( humidity and temperature)
ATTENTION: Configuration is only possible if at least one humidity sensor is connected.