8025665.1C7L/2021-09-03 | SICK
Subject to change without notice
Minimum distance in mm (y) between the set sensing
range and white background (90 % remission)
y
60
Example:
6%/90%
(2.36)
Safe suppression of the background
1
50
18%/90%
(1.97)
2
40
(1.57)
30
(1.18)
20
(0.79)
Black object (6 % remission)
10
Set sensing range x = 120 mm
(0.39)
3 3
Needed minimum distance to white
90%/90%
x
background y = 7 mm
0
0
40
80
120
160
200
240
(1.57)
(3.15)
(4.72)
(6.30)
(7.87)
(9.45)
Distance in mm (inch)
Recommended sensing range for
the best performance
Figure 4: Characteristic line
Dimensions in mm (inch)
6
(0.24)
4
(0.16)
2
(0.08)
0
–2
(–0.08)
–4
(–0.16)
–6
(–0.24)
0
40
80
120
160
200
240
(1.57)
(3.15)
(4.72)
(6.30)
(7.87)
(9.45)
(0.39)
Distance in mm (inch)
Recommended sensing range for
the best performance
Figure 6: Light spot size
WTB4FP-xx6x25X:
Minimum distance in mm (y) between the set sensing
range and white background (90 % remission)
y
20
Example:
WTB4FP
(0.79)
1%/90%
Safe suppression of the background
1
16
(0.63)
12
6%/90%
(0.47)
2
18%/90%
8
(0.31)
3
90%/90%
Black object (6 % remission)
4
4
(0.16)
Set sensing range x = 40 mm
Needed minimum distance to white
x
background y = 2 mm
0
0
20
40
60
80
100
(0.79)
(1.57)
(2.36)
(3.15)
(3.94)
Distance in mm (inch)
Recommended sensing range for
the best performance
Figure 7: Characteristic line
Dimensions in mm (inch)
6
(0.24)
4
(0.16)
2
(0.08)
0
–2
(–0.08)
–4
(–0.16)
–6
(–0.24)
0
20
40
60
80
100
(0.79)
(1.57)
(2.36)
(3.15)
(3.94)
(0.39)
Distance in mm (inch)
Recommended sensing range for
the best performance
Figure 9: Light spot size
A
Sensing range min. in mm
B
Sensing range max. in mm
C
Viewing range
D
Setting range switching threshold for background suppression
E
Sensing range indicator
F
Teach-Turn adjustment
blue
Recommended sensing range for the best performance
1
8 15
2
7 15
3
White background (90 %)
15
4
0
40
(1.57)
x
y
A
Figure 5: bar graph
10
130
220
(5.12)
(8.66)
1
10
White background (90 %)
2
5
3
5
4
x
y
4
0
(0.79)
A
Figure 8: bar graph
10
50
100
(1.97)
(3.94)
O P E R A T I N G I N S T R U C T I O N S | WTB4FP MultiSwitch
COMMISSIONING
210
215
220
80
120
160
200
240
(3.15)
(4.72)
(6.30)
(7.87)
(9.45)
Distance in mm (inch)
D
C
B
15
65
15
95
15
98
15
100
20
40
60
80
100
(1.57)
(2.36)
(3.15)
(3.94)
Distance in mm (inch)
D
C
6
en
B
9