8
TROUBLESHOOTING
8
Troubleshooting
8
Figure 2: Alignment
2
Sensing range
1
1.5 2
2
3
3.5
3
3.5/4.5
6
0
4
(0.16)
Sensing range
Figure 4: Sensing range 15 mm
1
1
2
2
2
3
3
4
5
11
5
10
0
(0.20)
(0.39)
Sensing range
Figure 5: Sensing range 30 mm
Sensing range on white, 90 % remission
1
Sensing range on gray, 18 % remission
2
Sensing range on black, 6 % remission
3
Use
see table 2, page 7
accordance with the table, check the application conditions. See section Fault diagnosis.
3
Sensing range setting
Sensor which it is not possible to set: The sensor is adjusted and ready for operation.
The Troubleshooting table indicates measures to be taken if the sensor stops working.
Table 3: Troubleshooting
LED indicator/fault pattern
Yellow LED does not light up
even though the light beam is
aligned to the object and the
object is within the set sensing
range
Figure 3: Alignment 2
12.5
15
9
11
7
8
12
16
(0.31)
(0.47)
(0.63)
Distance in mm (inch)
Sensing range typ. max.
25
30
15
20
15
15
20
25
30
(0.59)
(0.79)
(0.98)
(1.18)
Distance in mm (inch)
Sensing range typ. max.
to check the function. If the switching output fails to behave in
Cause
No voltage or voltage below
the limit values
Voltage interruptions
Measures
Check the power supply,
check all electrical connec‐
tions (cables and plug connec‐
tions)
Ensure there is a stable power
supply without interruptions
8025415 | SICK
Subject to change without notice