2
1
3
4
5
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10
TROUBLESHOOTING
The ORANGE LED is on
permanently.
The sensor encounters a
memory problem.
Send the sensor back for a technical check-up.
The ORANGE LED flashes
quickly.
DIP-switch setting awaiting
confirmation.
Corfirm the DIP-switch setting: long push on the
push button.
The ORANGE LED flashes
1 x every 3 seconds.
The sensor signals an
internal fault.
Cut and restore power supply.
If orange LED flashes again, replace sensor.
The ORANGE LED flashes
2 x every 3 seconds.
Power supply is out of limit.
1
Check power supply (tension, capacity).
2
Reduce the cable length or change cable.
The ORANGE LED flashes
3 x every 3 seconds.
The sensor signals an
internal fault.
Cut and restore power supply.
If orange LED flashes again, replace sensor.
The ORANGE LED flashes
4 x every 3 seconds.
Something close to the sensor
is masking part of the
detection field.
1
Make sure the laser window is not scratched.
If it is, replace sensor.
2
Remove all masking elements (insects, spider web,
flexible tube, laser window protection).
3
Verify if the laser window is dirty and clean it with
compressed air. Then wipe it carefully with a damp
and clean microfibre cloth if necessary
(attention: the surface of the laser window is delicate).
The sensor does not see its
background.
Switch DIP 3 to off (deactivates background).
The ORANGE LED flashes
5 x every 3 seconds.
Teach-in error.
1
Check whether all teach-in requirements are
fulfilled and launch a new teach-in.
2
Adjust the tilt angle of the laser curtain and launch
a new teach-in.
3
Make sure there are no objects on the ground
during teach-in and launch a new teach-in.
The ORANGE LED flashes
6 x every 3 seconds.
Installation height higher
than limitation.
Press the push button during at least 5 seconds to
confirm the installation height of sensor is higher
than 4m.
