Optional Accessories; Heating Unit : Hu-3 - Optex AX-70TN Installation Instructions Manual

< Operating time chart >
Alarm Output
ON
Alarm Memory
OFF
Indicator
< Alarm Memory Indicator >
* Number of blinking N (times) tells how long it
passed over after alarm output.
"N" is added one time every 5 minutes.
(N=1 ~ 11)
8

OPTIONAL ACCESSORIES

8-1

HEATING UNIT : HU-3

Power voltage of 24 VAC/DC is required to use the heating unit.
Note>>
In case the same power supply is used for the sensors, wiring distance is required according to the table shown in 4.
Cutout of the knockout
1
Cut off the
shaded area.
Knockout
Knockout cutoff section
Cut off the knockout of the unit base's wiring holes located on the side
where the optical units of the transmitter and receiver face each other
and on its opposite side with a nipper, etc. In the case of the front side,
cut off the knockout located on either left or right side only.
Mounting and wiring of the heating unit
3
Heater
Cutouts
Align the heater as shown in
the diagram and slide it into
place behind the product's
optical unit.
Alarm
5 min. 55 min.
If there is an
alarm output.
If it detects the
environmental
disqualification
before 5 minutes
of alarm output.
Direction of
the optical unit
Rear view of the unit base
Heater cutouts
Route the heater cables
through the heater cutouts
and pass them through the
wiring holes you cut in
Step1.
EN-10
Alarm Alarm
5 min.
2 min.
2 min. 55 min.
ON
OFF
4 sec
FLASHING
ON
OFF
4 sec
Direction of the optical unit
2
Rotate the optical unit
approximately 45° away
from the knockout area
that you cut out in Step 1.
Pull the heater cables
through the wiring holes
until there is no slack
remaining.
* Number of
blinking N
0.5 sec
10 sec
* Number of
blinking N
0.5 sec
10 sec
Optical Unit
Knockout
cutoff side
[Front view of the unit base]
Waterproof material
(included)
Seal the wiring holes with
the waterproof material
(included) so that there is
no gap between the wire
and the surrounding plastic.
Repeat it for both holes.