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8VH
Use
Application
Market
CE1Q2281en
04.04.2002
QAA50.110
5RRP 8QLWV IRU %RLOHU
7HPSHUDWXUH &RQWURO
PPS Interface
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FRQWUROOHUV
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Used in combination with boiler or heating controllers (RVA...). Room temperature
control in:
• 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.
The room units are designed for the OEM market. They are supplied directly to the
boiler manufacturer.
QAA70
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Summary of Contents for Siemens QAA70
- Page 1 QAA50.110 QAA70 4$$ 5RRP 8QLWV IRU %RLOHU 4$$ 7HPSHUDWXUH &RQWURO PPS Interface 'LJLWDO PXOWLIXQFWLRQDO URRP XQLWV IRU HQKDQFLQJ WKH IXQFWLRQDOLW\ RI ERLOHU FRQWUROOHUV :LWK LQWHJUDWHG WHPSHUDWXUH VHQVRU KHDWLQJ SURJUDP DQG D QXPEHU RI FRQWURO IXQFWLRQV Used in combination with boiler or heating controllers (RVA...). Room temperature control in: •...
- Page 2 CE1P1638. 0HFKDQLFDO GHVLJQ 5RRP XQLW The unit consists of the following components: • Housing with integrated electronics and operating elements • Base for wall mounting with the connection terminals Siemens Building Technologies Room unit QAA50.110, QAA70 CE1Q2281en HVAC Products 04.04.2002...
- Page 3 QAA70: 100 mW Safety class III to EN 60730 (when mounted correctly) Protection Degree of protection of housing QAA50.110: IP 20 to EN 60529 QAA70: IP 30 to EN 60529 Contamination environment to EN 60730 Environmental Operation IEC 721-3-3 class 3K 5 Temperature 0...50 °C...
- Page 4 LQVWDOODWLRQ • Wall mounting QAA50.110 QAA70 • The controller may not be exposed to dripping water. ,QVWDOODWLRQ • The local regulations for electrical installations must be complied with. Siemens Building Technologies Room unit QAA50.110, QAA70 CE1Q2281en HVAC Products 04.04.2002...
- Page 5 PPS for boiler control (interchangeable) QAA70 PPS for boiler control (interchangeable) Room temperature sensor QAW44 / potentialfree contact Room temperature sensor QAW44 / potentialfree contact 'LPHQVLRQV QAA50.110 QAA70 2273M01 Siemens Building Technologies Room unit QAA50.110, QAA70 CE1Q2281en HVAC Products 04.04.2002...
- Page 6 5HPRWH URRP VHQVRU 4$: Siemens Building Technologies Ltd. Subject to alteration Siemens Building Technologies Room unit QAA50.110, QAA70 CE1Q2281en HVAC Products 04.04.2002...
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