7
Troubleshooting
7.1
Possible errors during commissioning
Table 10: Troubleshooting during commissioning
Display, error situation
Cause
Measure
•
“Err” flashes
•
Q LED (yellow) flashes
•
Short-circuit mes‐
sage/overcurrent message
•
Sensor is not connected
properly
•
Disconnect sensor from the
power network
•
Check pin assignment
•
Reconnect sensor
•
Check the current at the
switching output
No change to the segment
display in Mounting feedback
mode
•
Distance between the sen‐
sor and the background is
too large or too small
•
Light emission (optics) is
dirty
•
Clean sensor
•
Check the application con‐
ditions
•
Restart adjustment process
7.2
Possible errors during operation
Table 11: Troubleshooting during operation
Display, error situation
Cause
Measure
Busy
Sensor is undergoing an inter‐
nal process.
Wait until the process has fin‐
ished.
No switching output any more
•
Distance or angle to mate‐
rial not consistent
•
Light emission (optics) is
dirty
•
Clean sensor
•
Readjust sensor
•
Check parameter settings
7
TROUBLESHOOTING
32
O P E R A T I N G I N S T R U C T I O N S | KTS/KTX Prime
8020706.1E9P/2022-04-26 | SICK
Subject to change without notice