Troubleshooting - Optex AX-70TN Installation Manual

8-2 BACK COVER : BC-3
1. Cutout of the knockout
Back Cover
Cut with cutter.
Knockout
Cut off the knockout portion of the back cover
with a cutter, etc.
8-3 POLE SIDE COVER : PSC-3
1. Cutout of the knockout
Outside of the knockout ( 35-48mm : the diameter of a pole)
Inside of the knockout ( 32-34mm : the diameter of a pole)
Pole Side Cover
Cut only the
required parts
with cutter
Cut the edge of the knockout (outside or inside) with a
nipper and then break the knockout portion with a cutter.
Also break the center bridge of the pole side cover
along with the perforation.
9. TROUBLE SHOOTING
Problem
LEDs on the transmitter are not
illuminated.
"Alarm Indicator" is not iiluminated
even if the beam is blocked in front of
the receiver.
Blocking the beam in fron to fot
the receiver illuminates the "Alarm
Indicator" but does not activate the
alarm.
"Alarm Indicator" of the receiver does
not go out.
Frost, snow or heavy rain cause false alarm
Alarm activated even if the light is not
blocked
・After above inspections, if there remains any problem, contact our dealer or us immediately.
2. Installation of mounting plate
Mounting plate
lock screws
(for main unit)
Pole lock screws
(for main unit)
Fix the unit base body mounting-plate
and the pole bracket for the option sup-
plied with the back cover by using the
supplied screws.
2. Installation of the pole side
covers
Mounting plate
lock screws
(for main unit)
Cut the perforation
with a cutter
Pole lock
screws
(for main unit)
Note
Fix the unit base body mounting-
plate and the pole bracket for the
option supplied with the pole side
cover by using the supplied screws.
Possible Cause
Inappropriate power supply voltage
Disconnection in power line
Inappropriate wiring distance or wire diameter
Inappropriate power supply voltage
Inappropriate wiring distance or wire diameter
The beams are re ecting off the oor and
wall of a building, and entering the receiver.
Not interrupting both upper and lower beams at the
same time.
Receiving any other beams from other transmitters.
Signal line short-circuited
Alarm contact welded
Optical axis of transmitter and receiver not aligned.
Object blocking the beam between transmitter and receiver Remove the object or move the unit to a place without any object that may block the beam.
Optical alignment not optimized
Object blocking the beam between transmitter and receiver See "5-2 BEAM INTERRUPTION TIME"and set an appropriate interruption time
Vehicle or plant blocking the beam between transmitter
and receiver
Surface of transmitter/receiver cover soiled
Inaccurate optical alignement
Inappropriate location of installation
Optional
pole bracket
(for BC-3)
Note
Do not use pole
bracket supplied
with the unit
3. Installation of the pole
Pole side cover
Pole side cover lock screw (The
same applies to the opposite side.)
Optional
pole bracket
(for PSC-3)
Do not use pole bracket
supplied with the unit
Check the voltage and make sure that it is between 10.5 and 28VDC.
Check the wiring
See "2. Wiring distance between power supply and detector" of "4. WIRE
CONNECTIONS", and check the wiring distance.
Check the voltage and make sure that it is between 10.5 and 28VDC.
See "2. Wiring distance between power supply and detector" of "4. WIRE
CONNECTIONS", and check the wiring distance.
Align the optical axis again. If "Alarm Indicator" is not turned on yet,
remove the re ecting objects or change the installation site.
Interrupt both upper and lower beams at the same time.
Move the receiver to any other place where it does not receive any beam
from other transmitters.
Check the wiring
Repair the required. Contact the distributor or us.
See "5-1 OPTICAL ALIGNMENT" and make realignment.
See "5-1 OPTICAL ALIGNMENT" and make realignment.
Remove any object blocking the beam
Clean the cover (wipe the cover with a soft coth dampened with water or
diluted neutral detergent)
See "5-1 OPTICAL ALIGNMENT" and make realignment.
Change the location
3. Installation of the unit base and the
back cover
Unit Base
(The same
applies to the
opposite side.)
After mounting the units base, x the back cover on
the pole bracket by using the screws (4 pieces).
Align the optical axis and check for the operation,
then close the cover. (See " 3. INSTALLATION ")
side covers
Note
When the pole side cover fix on
the pole bracket, make sure the
position of the screws.
Fix the pole side cover on
the pole bracket by using
the screws (8 pieces).
Corrective Action
Back cover lock screw
(The same applies to
the opposite side.)
Knockout
4. Mounting of the
unit base
Unit Base
After mounting the
units base, align
the optical axis and
check for the opera-
tion, then close the
cover. (See "3.
INSTALLATION")