SICK GSE20 Manual De Instrucciones página 34

OPERATING INSTRUCTIONS
en
7 Troubleshooting
34 O P E R A T I N G I N S T R U C T I O N S | GSE20
Table 12: Test
Time functions
Time function setting
Time delay selector switch can be set on the device according to
t0
t1
t2
t3
Figure 7: Time functions
The Troubleshooting table indicates measures to be taken if the sensor stops working.
Table 13: Troubleshooting
LED/fault pattern
Yellow LED does not light up
even though the light beam
is aligned to the receiver and
there is no object in the path of
the beam
Test → M
+ (L+)
Test
– (M)
+ (L+)
Test
– (M)
DC
0.01 ... 10 sec.
0.01 ... 10 sec.
0.01 ... 10 sec.
Cause
No voltage or voltage below
the limit values
Voltage interruptions
Sensor is faulty
Test → L+
+ (L+)
Test
– (M)
+ (L+)
Test
– (M)
see table 15.
AC/DC
0.05 ... 10 sec.
0.05 ... 10 sec.
0.05 ... 10 sec.
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
8026847.1GHF/2022-07-06 | SICK
Subject to change without notice