0
100
10
1
Operating reserve
Distance in m (feet)
2
(6.56)
1
(3.28)
3
(9.84)
4
(13.12)
5
(16.40)
6
(19.69)
Recommended sensing range for
the best performance
1
2
3
Figure 7: WLx4SP-xxxxxx30xxx, WLx4SP-
xxxxxx20xxx, reflective tape
1
REF-DG
2
REF-IRF-56
3
REF-AC1000
3
1
2
0
Distance in m (feet)
2
(6.56)
1
(3.28)
3
(9.84)
4
(13.12)
5
(16.40)
6
(19.69)
0.75/1.250
0
0
1.15 2.2
3.1 4.6
Recommended sensing range for
the best performance
D
C
A B
Figure 8: WLx4SP-xxxxxx30xxx, WLx4SP-
xxxxxx20xxx, reflective tape
A Sensing range min. in m
B Sensing range max. in m
C Maximum distance range from
reflector to sensor (operating
reserve 1)
D Recommended distance range from
reflector to sensor (operating
reserve 3.75)
blue Recommended sensing range for
the best performance
WLx4SP-xxxxxx30xxx, WLx4SP-xxxxxx20xxx, fine triple reflectors:
0
100
10
1
Operating reserve
Distance in m (feet)
2
(6.56)
1
(3.28)
3
(9.84)
4
(13.12)
5
(16.40)
6
(19.69)
Recommended sensing range for
the best performance
4
1
2
3
Figure 9: WLx4SP-xxxxxx30xxx, WLx4SP-
xxxxxx20xxx, fine triple reflectors
1
PL10F
2
PL10FH1
3
PL20F
4
P250F
4
2
3
1
0
Distance in m (feet)
2
(6.56)
1
(3.28)
3
(9.84)
4
(13.12)
5
(16.40)
6
(19.69)
2.0 2.80
1.8 2.40
0
0
2.7 3.8
3.8 5.2
Recommended sensing range for
the best performance
D
C
A B
Figure 10: WLx4SP-xxxxxx30xx, WLx4SP-
xxxxxx20xxx, fine triple reflectors
A Sensing range min. in m
B Sensing range max. in m
C Maximum distance range from
reflector to sensor (operating
reserve 1)
D Recommended distance range from
reflector to sensor (operating
reserve 3.75)
blue Recommended sensing range for
the best performance
OPERATING INSTRUCTIONS
40
O P E R A T I N G I N S T R U C T I O N S | WLG4S 80282151N09/2024-03-12 | SICK
Subject to change without notice
en