Photoelectric sensors | W9 | WTB9L-3P3491 | Functional principle: Photoelectric proximity sensor | Functional principle detail: Background suppression | Switching output: PNP | Switching mode: Light/dark switching | Connection type: Cable with M12 male connector, 4-pin, 120 mm | Light source: Laser | Adjustment: Potentiometer | Laser class: 2 | Communication interface: -
Functional principle
Photoelectric proximity sensor
Functional principle detail
Background suppression
Dimensions (W x H x D)
12.2 mm x 50 mm x 23.6 mm
Housing design (light emission)
Rectangular
Mounting hole
M3
Sensing range max.
25 mm ... 400 mm1)
Sensing range
25 mm ... 400 mm1)
Type of light
Visible red light
Light source
Laser2)
Light spot size (distance)
Ø 0.9 mm (230 mm)
Wave length
650 nm
Laser class
2 (IEC 60825-1 / CDRH 21 CFR 1040.10 & 1040.11)3)
Adjustment
Potentiometer, 5 turns
Special applications
Detecting small objects
Supply voltage UB
10 V DC ... 30 V DC1)
Ripple
< 5 Vpp2)
Current consumption
30 mA3)
Switching output
PNP4)
Output function
Complementary
Switching mode
Light/dark switching4)
Output current Imax.
≤ 100 mA
Response time
≤ 1 ms5)
Switching frequency
500 Hz6)
Connection type
Cable with M12 male connector, 4-pin, 120 mm7)
Cable material
Plastic, PVC
Conductor cross section
0.14 mm²
Circuit protection
A8)B9)C10)
Protection class
III
Poids
80 g
Housing material
Plastic, VISTAL®
Optics material
Plastic, PMMA
Enclosure rating
IP66IP67IP69K
Ambient operating temperature
–10 °C ... +50 °C
Ambient operating temperature extended
–30 °C ... +55 °C11)12)
Ambient temperature, storage
–30 °C ... +70 °C
UL File No.
NRKH.E181493
MTTFD
424 years (EN ISO 13849-1)1)
DCavg
0 %
EU declaration of conformity
✔
UK declaration of conformity
✔
ACMA declaration of conformity
✔
Moroccan declaration of conformity
✔
China RoHS
✔
ECOLAB certificate
✔
cULus certificate
✔
Laser safety (IEC 60825-1) certificate
✔
ECLASS 5.1.4
27270903
ECLASS 6.0
27270903
ECLASS 7.0
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ECLASS 8.0
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ECLASS 9.0
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ECLASS 10.0
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ECLASS 11.0
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ETIM 7.0
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ETIM 8.0
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ETIM 9.0
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ETIM 10.0
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