Datasheet

W9-3
2011-02-21 SICK 25
Subject to change without notice
Scanning distance, typ. max. 20 ... 500 mm
1)
Operating distance 20 ... 250 mm
Scanning distance setting Potentiometer, 5 turns
Light source, type of light LED, infrared, 850 nm
2)
Light spot diameter 20 mm at 250 mm distance
Supply voltage V
S
10 ... 30 V DC
3)
Ripple < 5 V
PP
4)
Current consumption ≤ 30 mA
5)
Switching output PNP complementary
Switching mode Q = light-switching
Output current I
A
max. ≤ 100 mA
Response time < 0.5 ms
6)
Switching frequency, max. 1,000 Hz
7)
Connection type Cable, PVC, 2 m
8)
Plug, M8, 4-pin
Plug, M12, 4-pin
Protection class
Circuit protection A, B, C
9)
Enclosure rating IP 66, IP 67, IP 69K
Ambient temperature Operation –40 °C ... +60 °C
Storage –40 °C ... +75 °C
RoHS
Weight With cable approx. 80 g
With plug approx. 13 g
Housing material VISTAL
™
Tech., PA66, PMMA, PC + ABS
Technical data WTB9M4-3 P1111
P2211 P2411
1)
Object to be detected with 90 %
remission (referred to standard
white DIN 5033)
2)
Average service life 100,000 h
when T
A
= +25 °C
3)
Limit values, reverse polarity protected,
operation in short-circu
it protected net-
work max. 8 A
4)
May not exceed or fall short of
V
S
tolerances
5)
Without load
6)
Signal transit time with resistive load
7)
With light/dark ratio 1 : 1
8)
Do not bend below 0 °C
9)
A = V
S
-supply connections reverse
polarity protected
B = Outputs and  short-circuit
protected
C = Interference pulse suppression
Model name Part No.
Ordering informationScanning distance
25
15
20
10
0
5
WTB9-3 IR
90%/90%
18%/90%
6%/90%
1
2
3
mm
(inch)
100
(3.94)
200
(7.87)
300
(11.81)
500
(19.69)
400
(15.75)
% of scanning distance
WTB9M4-3P1111
WTB9M4-3P2211
WTB9M4-3P2411
1051886
1051888
1051890
0(mm) 100 200 300 400 500
20
20
Scanning distance on white, 90 % remission
Scanning distance on gray, 18 % remission
Scanning distance on black, 6% remission
3
2
1
3
2
1
Operating distance
20
375
250
500
Ø 5 mm
Ø 20 mm
Ø 8 mm Ø 30 mm
Ø 55 mm
Distance [mm]
Sensor
250 350 500
100
0
Light spot diameter