Product Model

WTB4SL-3P1161

Manufacturer

sick

Key Features

1High Precision Detection: Detects tiny objects with absolute accuracy using a precise laser light spot.
2Robust Background Suppression: Minimizes the effect of background reflections and ambient light interference.
3Long Sensing Range: Offers a sensing range of up to 12 meters for reliable detection.
4IO-Link Interface: Enables easy integration and diagnostics, reducing machine downtime.
5Mechanical Ruggedness: Ensures high-quality manufacturing and testing for long-lasting performance in harsh environments.

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	PNP4)
Digital output_Switching mode	Light/dark switching4)	Digital output_Output current Imax.	≤ 100 mA
Digital output_Response time	≤ 0.5 ms5)	Digital output_Switching frequency	1,000 Hz6)
Output function	Complementary	Circuit protection	A7)#!#B8)#!#C9)
Housing	Rectangular	Design detail	Slim
Dimensions (W x H x D)	12.2 mm x 41.8 mm x 17.3 mm	Connection	Cable, 4-wire, 2 m
Connection detail_Conductor size	0.14 mm²	Connection detail_Length of cable (L)	2 m1)
Material_Housing	Plastic, Novodur	Material_Front screen	Plastic, PMMA
Material_Cable	Plastic, PVC	Weight	100 g

Specifications may be subject to change without notice