Photoelectric sensors | W2 | WTB2S-2P3251 | Functional principle: Photoelectric proximity sensor | Functional principle detail: Background suppression | Switching output: PNP | Switching mode: Light/dark switching | Connection type: Cable with M8 male connector, 4-pin, 200 mm | Light source: PinPoint LED | Adjustment: Potentiometer | Communication interface: -
Functional principle
Photoelectric proximity sensor
Functional principle detail
Background suppression
Dimensions (W x H x D)
7.7 mm x 27.5 mm x 13.5 mm
Housing design (light emission)
Rectangular
Sensing range max.
1 mm ... 150 mm1)
Sensing range
18 mm ... 110 mm1)
Type of light
Visible red light
Light source
PinPoint LED2)
Light spot size (distance)
Ø 3.5 mm (50 mm)
Wave length
640 nm
Adjustment
Potentiometer, 3 turns
Special applications
Detecting small objects
Supply voltage UB
10 V DC ... 30 V DC1)
Ripple
< 5 Vpp2)
Current consumption
20 mA3)
Switching output
PNP
Switching mode
Light/dark switching
Output current Imax.
≤ 50 mA
Response time
< 0.5 ms4)
Switching frequency
1,000 Hz5)
Connection type
Cable with M8 male connector, 4-pin, 200 mm6)
Cable material
Plastic, PVC
Conductor cross section
0.09 mm²
Cable diameter
Ø 3 mm
Circuit protection
A7)B8)D9)
Housing material
Plastic, ABS/PC
Optics material
Plastic, PMMA
Enclosure rating
IP67
Ambient operating temperature
–25 °C ... +50 °C
Ambient temperature, storage
–40 °C ... +75 °C
UL File No.
NRKH.E181493
MTTFD
3,138 years
DCavg
0 %
EU declaration of conformity
✔
UK declaration of conformity
✔
ACMA declaration of conformity
✔
Moroccan declaration of conformity
✔
China RoHS
✔
cULus certificate
✔
Photobiological safety (DIN EN 62471) certificate
✔
ECLASS 5.0
27270904
ECLASS 5.1.4
27270904
ECLASS 6.0
27270904
ECLASS 6.2
27270904
ECLASS 7.0
27270904
ECLASS 8.0
27270904
ECLASS 8.1
27270904
ECLASS 9.0
27270904
ECLASS 10.0
27270904
ECLASS 11.0
27270904
ECLASS 12.0
27270903
ETIM 5.0
EC002719
ETIM 6.0
EC002719
ETIM 7.0
EC002719
ETIM 8.0
EC002719
UNSPSC 16.0901
39121528
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