Chapter 3 ________________________________________________________________  Installation 
 
VAISALA ________________________________________________________________________ 41 
17.  If the Obstruction Light option is to be mounted, lift the enclosure 
and suspend it from the left-side hole in the rear panel. Install and 
make the cabling as shown in Figure 20 below. Refer to Figure 33 
on page 59 for the wiring inside enclosure. 
NOTE 
The cable shield of the Obstruction Light cable must be properly 
grounded in the cable gland of the interface unit's enclosure. See 
Figure 
 on page 48. 
 
 
  1011-003 
Figure 20  Sensor Arm Assembly