OPERATING INSTRUCTION
en
5
Troubleshooting
Table Fault diagnosis
24
O P E R A T I N G I N S T R U C T I O N | GRTE18
(PNP)
1
q
0
1
Q
0
(NPN)
1
q
0
1
Q
0
Figure: C
Figure: G
The Troubleshooting table indicates measures to be taken if the sensor stops working.
LED/fault pattern
Green LED does not light up
Green LED does not light up
Green LED does not light up
Cause
No voltage or voltage below
the limit values
Voltage interruptions
Sensor is faulty
Measures
Check the power supply,
check all electrical connec‐
tions (cables and plug connec‐
tions)
Ensure there is a stable power
supply without interruptions
If the power supply is OK,
replace the sensor
8016953.1HT2/2022-11-11 | SICK
Subject to change without notice