Data Sheet for Product

2/6
Siem ens Room unit QAW70 CE2N1637E
Building Technologies 2014-07-30
· PPS interface for the heating controller (with selectable device address)
· Protection of setting values against tampering (operating lock)
· Connection facility for an external switch (telephone switch)
· Connection facility for an external room temperature sensor
· Selectable display format for the setpoint (absolute / relative)
Ordering
When ordering, please give type reference QAW70 and the language code letter (-A or
-B) for the Operating Instructions in the requested language:
-A for English, French, Italian, German (e.g. QAW70-A for English)
-B for Dutch, Swedish, Greek, Polish (e.g. QAW70-B for Dutch)
If an external room temperature sensor is required, it must be ordered as a separate
item.
Equipment combinations
The QAW70 is suited for use with all types of heating controllers from SBT .HVAC
Products featuring a PPS interface.
Room temperature sensor: QAW44
Mechanical design
The room unit consists of base and operating section. The base can be mounted and
wired before the operating section is fitted. Casing and base are made of plastic.
The major plastic components bear the material references to facilitate environmental-
friendly disposal.
°C
AUTO
2273Z01
1
2
3
4
5
6
7
8
9
1 Display
2 Display occupancy button
3 Info button
4 Operating mode button automatic mode
5 Operating mode button manual operation
6 Operating mode button standby
7 Cover
8 Temperature setting knob
9 Occupancy button
.
.
.
.
Suitable heating con-
trollers
External sensor
Operating elements