Siemens QAA53.110 Manual 

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 i ...

Room Units QAA53, QAA73 CE1Q2282en HVAC Products 04.09.2001 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. Functions QAA73.110 QAA53.110 ...

Room Units QAA53, QAA73 CE1Q2282en HVAC Products 04.09.2001 • Elegant housing made of recyclable plastic x x • Communication with the boiler control via OpenTherm interface x x • Power supply via OpenTherm bus x x • Straightforward installation x x • Cable entry for wall mounting or mounting on a recessed conduit b ...

Room Units QAA53, QAA73 CE1Q2282en HVAC Products 04.09.2001 Mechanical design The unit consists of the following components: • Housing with integrated electronics and operating elements • Base for wall mounting with the connection terminals • Button for selecting the operating mode • Setting knob for adjusting the se ...

Room Units QAA53, QAA73 CE1Q2282en HVAC Products 04.09.2001 Notes • 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 c ...

Room Units QAA53, QAA73 CE1Q2282en HVAC Products 04.09.2001 Connection diagram 1 2 3 4 5 6 COA COB - - - - OpenTherm terminal A (interchangeable) OpenTherm terminal B (interchangeable) - - - - 1 3 4 5 6 2 2284Z40 23 mA max QAA73 and QAA53 with Dimensions 2284M02 96 96 91 47 96 1...2.5 92 +0.8 -0 92 +0.8 -0 2284M01 96 Room u ...