Operating Instructions
EN
CHAPTER 1
GENERAL
INFORMATION
m
m
ATTENTION
CHAPTER 2
WIRING DIAGRAM
CO 2 Sensor KWL-CO 2 for easyControls
1.0 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 stan-
dards, 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. After the final assem-
bly, the document must be issued to the operator (tenant/owner).
1.1 Warning and safety instructions
The adjacent symbol is a safety-relevant warning symbol. All safety regulations
and/or symbols must be absolutely adhered to, so that any dangerous situation
is avoided.
1.2 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.
1.3 Regulations - Guidelines
If the product is installed correctly and used to its intended purpose, it conforms to all
applicable regulations and EC guidelines at its date of manufacture.
1.4 Receipt
The delivery contains the CO
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.
1.5 Storage
When storing for a prolonged time, the following steps are to be taken to avoid damaging
influences:
Protection by dry, air-dustproof packing (plastic bags with drying agent and moisture
indicators). The storage place must be waterproof, vibration-free and free of temperature
variations. Damages due to improper transportation, storage or commissioning must be
verified and are not liable for warranty.
1.6 Intended use
The CO
sensor serves to measure the CO
2
can be connected to all KWL compact units with the easyControls control system
CO
2
(Helios range) (up to max. 8 units).
Any other use than the intended use is prohibited!
2.0 Technical data
KWL-CO
2
Dimensions (W x H x D) mm
Power supply
Power consumption
Control line
Connection options up to
Sensor KWL-CO
incl. connection cable. Please check
2
2
concentration in room air. The CO
2
94 x 96 x 30
20 - 28 V DC (±10 %) or
16.5 - 24 V AC (-10 %)
40 mA at 24 V DC (idle)
173 mA at 24 V DC (measuring impulse)
SL 4/3 (3 m long)
8 units
1
sensor KWL-
2