SICK WTB4SL-3P3161 Miniature Photoelectric Sensor

Selling Points

1High Accuracy Detection: Detects glossy, flat, uneven, perforated, and transparent objects with precision.
2Robust Design: Rugged housing with IP66 and IP67 ratings for reliable operation in harsh environments.
3Versatile Applications: Suitable for various industrial processes due to its adjustable sensing range (25 mm to 300 mm).
4Intelligent Diagnostic Functions: Equipped with innovative monitoring and diagnostic features for fault-free system operation.
5Easy Commissioning: Quick and convenient setup thanks to its intuitive operating concept and high user-friendliness.

Detailed engineering parameters based on manufacturer documentation

Parameter	Value	Parameter	Value
Functional principle	Photoelectric proximity sensor	Functional principle detail	Background suppression
Sensing range max.	25 mm ... 300 mm	Sensing range	25 mm ... 300 mm
Emitted beam_Light source	Laser2)	Emitted beam_Type of light	Visible red light
Emitted beam_Light spot size (distance)	Ø 1 mm (170 mm)	Key laser figures_Normative reference	EN 60825-1:2014, IEC 60825-1:2014 / CDRH 21 CFR 1040.10 & 1040.11
Key laser figures_Laser class	1	Key laser figures_Wave length	650 nm
Adjustment	Potentiometer, 5 turns	Special applications	Detecting small objects
Mounting hole	M3	Supply voltage UB	10 V DC ... 30 V DC
Ripple	< 5 V	Current consumption	30 mA
Protection class	III	Digital output_Type	PNP
Digital output_Switching mode	Light switching	Digital output_Output current Imax.	≤ 100 mA
Digital output_Response time	≤ 0.5 ms4)	Digital output_Switching frequency	1,000 Hz5)
Circuit protection	A6)#!#B7)#!#C8)	Housing	Rectangular
Design detail	Slim	Dimensions (W x H x D)	12.2 mm x 41.8 mm x 17.3 mm
Connection	Cable with connector M8, 3-pin	Connection detail_Conductor size	0.14 mm²
Connection detail_Length of cable (L)	100 mm1)	Material_Housing	Plastic, Novodur
Material_Front screen	Plastic, PMMA	Material_Cable	Plastic, PVC
Weight	100 g

Specifications may be subject to change without notice