FAULT DIAGNOSIS
8
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8020776/12AX / 2019-05-31|SICK
Subject to change without notice
O P E R A T I N G I N S T R U C T I O N S |Free Flow Profiler
8.2
Fault indicators at component level
This section explains what the fault indicators for the individual devices mean and how to
respond to them.
8.2.1
Fault indicator for the 2D LiDAR sensors
The 7-segment display on the 2D LiDAR sensors provides the following information:
Display
Possible cause
Remedy
No error has occurred.
Device is in measuring mode
Idle mode, outputs are in
the OFF state, laser is
switched off.
No error has occurred. If the
criteria for IDLE mode are
withdrawn, operational readiness is
restored.
Motor starting
No error has occurred.
Fault in the 2D LiDAR sensor
▸
Send the 2D LiDAR sensor to
the manufacturer for repair.
Connection to slave broken
▸
Re-establish the connection to
the slave.
Heater not connected or
temperature too low
▸
Wait until the device has
warmed up.
▸
Check the connection of the
heater.
▸
Send the 2D LiDAR sensor to
the manufacturer for repair.
Tab. 19: 2D LiDAR sensor fault indicator (7-segment display)
8.2.2
Traffic Controller FPS fault indicators
The LEDs on the Traffic Controller FPS provide the following information in the event of a
fault:
Display
Possible cause
Remedy
Status LED on power
button does not light up
Supply voltage missing
or too low
Traffic Controller FPS
defective.
▸
Check the voltage supply.
▸
Replace the Traffic Controller FPS.
LED on female Ethernet
connector does not
light up
Ethernet cable
disconnected
Network component
(e.g., Ethernet switch)
is defective
▸
Check the Ethernet connection.
▸
Replace the defective network
component.
Tab. 20: Status indicator – Traffic Controller FPS
