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EN
EN
Room sensor
KWL-FTF eC
Installation and operating instructions
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 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).
1.2 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.
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DANGER
Indicates dangers which will directly result in death or serious injury if the safety instruction is
not followed.
m
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 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.
1.5 Receipt
The delivery contains the room sensor KWL-FTF eC. 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 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.
1.7 Intended use
The calibratable room sensor KWL-FTF eC is used in non-aggressive dust-free at-
mospheres in refrigeration, air conditioning, ventilation and clean room technology,
in interior rooms such as residential rooms, offices, hotels, technical rooms, meeting
rooms and convention centres. These measuring transducers are designed for exact
detection of air temperature and humidity. A digital long-term stable sensor is used as
CHAPTER 1
GENERAL INFOR-
MATION
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DANGER
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WARNING
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CAUTION
ATTENTION
