10
MultiSITE CRC 2 Controller
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CONTROLLER INSTALLATION
Selecting Installation Location – continued
The PREMTBVC3 and PREMTBVC4 contain a passive infrared (PIR) sensor. Refer to
Figure 2 for onboard PIR sensor information to consider when selecting the
PREMTBVC3 or PREMTBVC4 installation location.
Figure 2: Onboard Motion (PIR) Sensor Installation
20
O
20
O
20
O
20
O
40
O
A
B
B
C
C
Horizontal Angles (Typical)
Transverse motion: 4-5 ft/s
/ 1.5 m/s
Recommended installation
height for PIR sensor:
4 - 5 ft. / 1.2-1.5 m
Sensor Ranges
A = 20 ft. / 6.1 m
B = 14 ft. / 4.3 m
C = 11 ft. / 3.4 m
Center
30
O
Vertical Angle (Typical)
Center
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