User Manual

14-15
Home automation system
Synco™ living
Room unit QAW91.. and room sensor QAA91..
Siemens Switzerland Ltd
Building Technologies Division
2019www.siemens.com/gamma
14
Stock No. Product No. DT
S55621-H102 QAW912 A
QAW912Room unit with KNX RF for 2 heating zones
Wireless room unit
The QAW912 manages room heating control of up to 2 heating zones (rooms) and 6 SSA955 radiator
control actuators. The unit facilitates full control of the room heating functions. All data are clearly
shown on the display. Furthermore, the QAW912 acquires the room temperature in the relevant room.
• Operation and display of the room heating functions of both heating zones:
- Selection of room operating mode
- Activation of comfort timer / absence timer
- Setting of 7-day time switch, holiday period and room temperature setpoints
- Display of room heating function and status messages (incl. all SSA955 connected via radio link)
• Acquisition of the room temperature in one room
• Battery-powered by commercially available 1.5 V batteries (supplied with the unit)
• Collection of heat requests from both rooms and forwarding them to heat generation via the RRV912
• Specically suited:
- For renovation projects (old building, museums, churches, historical building, etc)
- When wall mounting is difcult (sandstone, glass, etc.)
- If exible oor plans are required (changing decor, different furniture)
- For new buildings
• Radio communication based on KNX standard (868 MHz bidirectional)
• Commissioning via operating buttons - no tools required
Data sheet N2720
Voltage supply Mignon (2xAA) LR6
Battery life Typically 2 years (with battery capacity ≥2.5 Ah)
Measuring range, temperature 0...50 °C
Display Segment LCD
Display size Resolution 0.1 °C
Communication KNX RF-compatible, bidirectional, 868.3 MHz
Indoor wireless range 30 m
Degree of protection IP40
Dimensions (W x H x D) 84 x 130 x 23.6 mm
11-Central apartment unit QAX9__.indd 15 26.07.2018 15:21:44