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Siemens Building Technologies
Basic Documentation QAA73.110 Room unit
CE1P2284en
HVAC Products
Summary
10.07.2002
•
Elegant housing made of recyclable plastic
•
Communication with the boiler control via OpenTherm interface
•
Power supply via OpenTherm bus
1.2 Range of products
Boiler Management Unit Premix TOP
LMU6x
Third party boiler control with OpenTherm interfaceRoom unit with
OpenTherm interface
QAA73.110
Mounting clips for panel mounting
AVS92.299
1.3 Field of use
The room units are designed for the OEM market. They are supplied directly to the
boiler manufacturer and enhance the functionality and the level of control of small gas-
fired appliances with integrated boiler temperature controllers.
Suited for use in residential buildings with own heating systems, such as:
•
Single or 2-family houses
•
Smaller
multifamily
houses
•
Holiday houses and villas
Standard heating systems, such as radiator, convector, underfloor and ceiling heating
systems, and radiant panels. Especially suited for heating plants with pump heating
circuits. If the boiler control systems feature integrated mixing valve control, it is also
possible to control mixing heating circuits.
Primarily in connection with:
•
Heating boilers or small gas-fired appliances or condensing boilers
•
Heating boilers or instantaneous water heaters with integrated d.h.w. storage tank
that can be controlled with an appropriate OpenTherm signal
1.4 Product
liability
•
The products may only be used in building services plant and applications as
described above
•
When using the products, all requirements specified under ”Technical data” must be
observed
•
The local regulations for electrical installation must be complied with
1.5 Environmental
compatibility
The unit contains electrical and electronic components and may not be disposed of as
household garbage.
Local and currently valid legislation must be complied with!
Other features
Target market
Types of buildings
Types of heating
systems
Heat generating
equipment
Note on disposal