Troubleshooting - Optex AX-70TN Installation Instructions Manual

Installation of the pole side covers
3
Pole side cover
Pole side cover lock screw (The
same applies to the opposite side.)
9

TROUBLESHOOTING

Problem
Inappropriate power supply voltage
LEDs on the transmitter Disconnection in power line
are not illuminated.
Inappropriate wiring distance or wire
diameter
Inappropriate power supply voltage
Inappropriate wiring distance or wire
diameter
"Alarm Indicator" is not
The beams are reflecting off the floor and
iiluminated even if the
wall of a building, and entering the
beam is blocked in front
receiver.
of the receiver.
Not interrupting both upper and lower
beams at the same time.
Receiving any other beams from other
transmitters.
Blocking the beam in fron
Signal line short-circuited
to fot the receiver
illuminates the "Alarm
Indicator" but does not
Alarm contact welded
activate the alarm.
Optical axis of transmitter and receiver
not aligned.
"Alarm Indicator" of the
receiver does not go out.
Object blocking the beam between
transmitter and receiver
Frost, snow or heavy rain
Optical alignment not optimized
cause false alarm
Object blocking the beam between
transmitter and receiver
Vehicle or plant blocking the beam
between transmitter and receiver
Alarm activated even if
Surface of transmitter/receiver cover
the light is not blocked
soiled
Inaccurate optical alignement
Inappropriate location of installation
• After above inspections, if there remains any problem, contact our dealer or installer immediately.
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).
Possible Cause
EN-12
Mounting of the unit base
4
Unit Base
After mounting the units base,
align the optical axis and check for
the operation, then close the cover.
(See "3. INSTALLATION")
Corrective Action
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 refl 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 installer.
See "5-1 OPTICAL ALIGNMENT" and make realignment.
Remove the object or move the unit to a place without any
object that may block the beam.
See "5-1 OPTICAL ALIGNMENT" and make realignment.
See "5-2 BEAM INTERRUPTION TIME"and set an
appropriate interruption time
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