Optex INS-HX-80N Installation Instructions Manual page 8

Long range settings
3
HOW TO REDUCE THE LONG RANGE DETECTION AREA
To adjust the LONG range of detection, set
the upper and lower flaps as follows:
Upper flap
Lower flap
Move the flap to the position that corresponds
2
with the desired detection distance.
a
C
g
i
PIR long range detection area reduction
The detection distance in the following table can be limited by combining the positions of the flap. Use the following
table to determine the positions of the upper and lower flaps that set the required max. detection distance.
NOTE
1. The distance may vary due to environmental conditions.
2. Always walk test the detector to confirm the detection distance.
Factory default
b
d
NOTE
Use only the following combinations
for the flap settings.
Factory
Lower
default
Upper
Factory
24 m
default
(80 ft.)
1
18 m
a
(60 ft.)
N.A.
c
Flap fix position
a
C
indicator
g
i
h
j
1
Factory default
a
c
2
3
b d
N.A. N.A.
2
N.A.
13 m
4
(43 ft.)
3 4
10 m 6.5 m
(33 ft.) (22 ft.)
- 8 -
Detection area settings and walk test
1
Pull out the flap.
NOTE
If the lower flap is located
at the factory default position,
slide it out with your thumb.
Push the flap until it clicks into the position.
3
18 m (60 ft.)
5.0 m
position: a, Lower position:
Upper
13 m (43 ft.)
5.0 m
Upper position: a, Lower position:
10 m (33 ft.)
5.0 m
Upper position: c, Lower position:
MASK
6.5 m (22 ft.)
5.0 m
Upper position: c, Lower position:
a
C
g
i
C
i
MASK
10 m 15 m
Factory default
MASK
10 m
b
MASK
b
d
Step
4