User Guide

QPA63 Series CO
2
/VOC Sensors Technical Instructions
Document Number CM1N1958E-P25
November 21, 2006
Siemens Building Technologies, Inc. Page 7
Installation,
Continued
SSENO314R1
2
1
3
4
5
6
8 7 6 5 4 3 2 1
Figure 5. 4 × 4-inch Electrical Wall Box Installation.
1 Electrical wall box
2 Plaster ring
3 Wall box adapter *
* Included with ARG70
4 Adapter mask *
5 Sub-base
6 Sensor cover
2 × 4-inch Electrical Wall
Box Mounting
See Figure 6
An ARG70 wall plate adapter is required to mount QPA63 Series sensor to a 2 × 4-inch
electrical wall box. The ARG70 must be ordered separately.
1. Place small screwdriver into bottom of sensor and press in two tabs located in the
second air vent to remove cover.
2. Using the two screws provided, fasten wall box adapter (3) to plaster ring (2),
supplied by others.
3. Flex adapter mask (4) and snap in place inside wall box adapter (3).
4. Fasten sub-base (5), included with the QPA63, to wall box adapter assembly (3)
and (4) with the two screws provided.
5. Pull wires through plaster ring (2).
6. Follow Drywall Mounting Steps 6 through 11.
The installation is now complete.