3 INSTALLATION
Selecting Location
Select a location that represents well the area of interest. Interior walls and
columns are typically suitable locations. The installation height should be
1.2...1.8 m (4 ... 6 ft).
Figure 11 Examples of Good Installation Locations
Seal the cable opening when bringing a cable through the wall.
The hole will supply air from outside the room into the transmitter
and affect the measurement readings. For example, fresh
concrete binds CO
2
and may cause low readings, especially in
new buildings.
17
3 Installation
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