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Installation and operating instructions
EN
CHAPTER 1
GENERAL INSTALLA-
TION AND OPERATION
INSTRUCTIONS
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DANGER
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WARNING
CAUTION
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ATTENTION
NOTE
ATTENTION
NOTE
KNX-Module KWL-KNX Connect
1.1 Important information
In order to ensure complete and effective operation and for your own safety, all of the following instructions should
be read carefully and observed. The relevant national standards, safety regulations and instructions (e.g. DIN EN
VDE 0100) as well as the technical connection conditions of the energy supply company must be observed and
applied. Keep the operating instructions close to the unit for easy reference.
1.2 Warning and safety instructions
The adjacent symbol is a safety-relevant prominent warning symbol. All safety regulations and/or sym-
bols must be absolutely adhered to, so that any dangerous situation is avoided.
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DANGER
Indicates dangers which will directly result in death or serious injury if the safety instruction is not followed.
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WARNING
Indicates dangers which will result in death or serious injury if the safety instruction is not followed.
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CAUTION
Indicates dangers which can result in injuries if the safety instruction is not followed.
ATTENTION
Indicates dangers which can result in material damage if the safety instruction is not followed.
1.3 Warranty claims – exclusion of liability
Our warranty shall not apply if the following instructions are not observed. The same applies for liability claims
against the manufacturer.
The use of accessories, which are not recommended or offered by Helios, is not permitted. Any damage that
may occur is not liable for warranty.
1.4 Provisions – Guidelines
If the product is installed correctly and used to its intended purpose, it conforms to all applicable provisions
and CE standards at its date of manufacture.
1.5 Receipt
The delivery contains the KNX module: KWL-KNX Connect
Please check delivery immediately on receipt for accuracy and damage. If damaged, please notify the carrier
immediately. In case of delayed notification, any possible claim may be void.
1.6 Area of application
KWL-KNX Connect works like any other ventilation unit controller. Regardless of whether the command is sent
from the controller or the KNX module, the last received command will remain valid.
Please read the device-dependent information in the technical instructions for the ventilation unit!
Parameters cannot be transferred for functions which are not included in the KWL ventilation units (e.g.
auxiliary heater). Any use other than the intended use is not admissible!
1.7 Functions
Programming button for KNX
- Lern-LED (red)
- LED display (green) for KNX connection and communication
1.8 Technical data
KWL-KNX Connect
Supply voltage
Current consumption KWL-KNX
Power consumption (auxiliary)
Operating temperature
Dimensions (measurements mm)
Housing
Protection class
Weight approx.
Connections
Software
Various application programmes are available to download. When downloading, please make sure
that you select the correct KNX module reference number
1.9 General information
Helios ventilation units KWL... from easyControls 3 onwards can be connected to a KNX bus via additional
module KWL-KNX Connect (see also wiring diagram SS-1401). The KWL-KNX Connect provides condition
data from the ventilation unit, such as the status of the fans or readings from temperature sensors and carbon
dioxide sensors. Furthermore, the ventilation unit can be activated in different operating modes.
Ref. no. 20253
12 - 24 V DC ± 10 %
5 mA
> 200 mW
0 to 40 °C
Housing 90 x 17 x 58 mm (height x width x depth)
series installation, installation width 1 TE (18 mm)
Plastic
IP20
45 g
- KNX connection terminal
- RS-485 interface with auxiliary voltage
- Screw terminal, 4-pole
The ETS software is available to download using the following link
Helios Homepage -> Service ->Software
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