Siemens QAA53.110 User Manual

CE1Q2282en
04.09.2001
Siemens Building Technologies
HVAC Products
OEM
QAA53.110 QAA73.110
Room Units for
Boiler Temperature
Control
QAA53.110
QAA73.110
OpenTherm interface
Digital, multifunctional room units for enhancing the functionality of boiler
controllers.
With integrated temperature sensor, heating program and a number of control
functions.
Use
Used in combination with a boiler controller or heating controller. Room temperature
control in:
• Single or 2-family houses
• Smaller multifamily houses
• Holiday houses and villas
For use in all standard heating systems, such as radiator or convector heating systems.
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.
Use
A
pplication

Siemens QAA53.110 Specifications

General

Frequency	50/60 Hz
Protection Standard	IP30
Input type	NTC
Output type	Relay
Housing material	Plastic
Mounting type	Wall mounting
Type	Temperature Controller
Power Supply	AC 24 V
Operating Voltage	24 V
Power Consumption	3 VA
Output	Relay output
Ambient Temperature, Operation	-10 to +50 °C
Ambient Temperature, Storage	-25 to 70 °C
Operating temperature	-10 to +50 °C
Storage temperature	-25 to 70 °C