11. Troubleshooting
117
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i. -|Transparent setting guide|-
11.2 Warning code
It switches between level 1 and level 2.
Indicator
Error Name
Cause
Check and Measures
Level 1 Level 2
A
→
1
1
-
2
Power Voltage
Error
Power voltage is in unstable condition.
Connect to the rated power voltage
(24VDC±20%).
Use the dedicated power supply.
Do not use the power with other devices.
A
→
2
-
Disturbance Light
Interference
Receiver is affected by interference of
light.
Remove a light source and object around
the receiver, which causes a disturbance.
A
→
3
-
Blanking Error
The beams of the fixed blanking zone are
clear(except for the tolerance).
Check whether there is a detection object in
the fixed blanking zone.
The number of blocked beams is
less than a certain level.
(The number of beams of the floating
blanking - tolerance)
Check whether there is a detection object in
the floating blanking zone.
A
→
4
-
PC
Communication
Error
The setting information transferred from
the PC is invalid.
Check whether the product specification
or model name is correctly selected in
atLightCurtain.
The download for the setting information
is incomplete.
Check the connection with PC and
communication status.
A
→
5
1
Lamp 1 Warning
Lamp1 output is broken or short circuited. Check whether the wiring of lamp 1 output is
correct.
Too much current flows into the Lamp 1
output.
Check whether the load that is connected to
the lamp 1 output meets the rated range.
2
Lamp 2 Warning
Lamp2 output is broken or short circuited.
Check whether the wiring of lamp 2 output is
correct.
Too much current flows into the Lamp 2
output.
Check whether the load that is connected to
the lamp 2 output meets the rated range.
A
→
6
-
Sensitivity
Reduction
The sensitivity reduction is occurred.
Check the alignment of the beams.
A
→
7
1
Mute 1 Warning Sensor connected to the MUTE 1 input is
in unstable state.
Check the status of muting sensor 1.
2
Mute 2 Warning Sensor connected to the MUTE 2 input is
in unstable state.
Check the status of muting sensor 2.
※
For more information on the error and warning code when using the atLightCurtain, see “atLightCurtain User Manual.”
