Datasheet
2010-03-03 SICK 33
Subject to change without notice
W12-3
Technical data
WL12G-3 B2531 O2431
Scanning range max.
0 ... 4 m
Relating to Reflector PL80A
Sensitivity adjustment Potentiometer (11 turn)
Light source, light type
LED, Red light, 640 nm
1)
Light spot diameter Approx. 25 mm at 1.5 m distance
Angle of dispersion Approx. 1.5
°
Polarisation filter
Supply voltage V
s
DC 10 ... 30 V
2)
Ripple
≤
5 V
pp
3)
Power consumption
≤
30 mA
4)
Switching outputs
Q
PNP
and Q
NPN
PNP
Signal voltage PNP HIGH/LOW > V
s
- 3 V/approx. 0 V
Switching mode Light-/dark-switching, switchable
5)
Output current I
a
max 100 mA
Response time
≤
330
µ
s
6)
Switching frequency 1,500 Hz
7)
Connection type
Connector, M12, 5-pin
Connector, M12, 4-pin
VDE protection class
8)
Circuit protection
V
s
connections reverse-polarity protec-
ted/All outputs short-circuit protected/
Interference suppression
Enclosure rating
IP 66, IP 67, IP 69 K
Ambient temperature operation
–40
°
C ... +60
°
C
Ambient temperature storage
–40
°
C ... +75
°
C
Weight
Approx. 120 g
Housing material
Zinc die-cast
9)
1)
Average service life 100,000 h at
T
a
= +25 °C
2)
Limit values, operation in short-circuit
protected network max. 8 A
3)
May not exceed or fall short of V
s
tolerances
4)
Without load
5)
Control cable 0 V or open-circuited =
light-switching. Control cable Vs =
dark-switching
6)
Signal transit time with resistive load
7)
With light/dark ratio 1:1
8)
Reference voltage 50 V DC
9)
Teflon-coated housing available on
request
Signal voltage NPN HIGH/LOW Approx. > V
s
/< 3 V
2
3
4
5
6
7
8
3
1.8
(m)
Scanning range max.
3.5
3.5
6
5
4
3
2
1
PL30A
PL40A
PL50A
P250F
C110A
PL80A
Reflektor type
0 ... 3.0 m
8
7
Reflective tape
Diamond Grade
PL20A
0 ... 0.8 m
0 ... 1.8 m
0 ... 3.5 m
0 ... 3.5 m
0 ... 3.5 m
0 ... 4.0 m
0 ... 4.0 m
scanning range max.
0.8
0.5 1 1.5 2 2.5 3 3.5 4
1
4
3.5
4
0.5 1 1.5 2 2.5 3 3.5 4
(m)
10
1
Operating reserve
8
5
2
3
4
6
7
1
Scanning range
Order information
Type Order no.
WL12G-3B2531 1041456
WL12G-302431 1041457
DB_W12_3_en.fm Seite 33 Donnerstag, 25. März 2010 1:51 13