WTB4S-3P3434V Miniature Photoelectric Sensor by SICK

Selling Points

1Advanced Detection: Detects glossy, flat, uneven, perforated, and transparent objects with high accuracy.
2Wide Sensing Range: Operates from 4 mm to 120 mm, ensuring versatility in various applications.
3Background Suppression: Enhances detection by suppressing background noise for clearer object recognition.
4Intelligent Design: Features PinPoint LED light source and intuitive operating concept for easy commissioning and operation.
5Rugged Construction: Built with stainless steel housing (V4A 1.4404, 316L) for durability 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.	4 mm ... 120 mm	Sensing range	10 mm ... 120 mm
Emitted beam_Light source	PinPoint LED2)	Emitted beam_Type of light	Visible red light
Emitted beam_Light spot size (distance)	Ø 2.5 mm (50 mm)	Key LED figures_Wave length	650 nm
Adjustment	Cable, Single teach-in button	Special applications	Hygienic and washdown zones
Housing design	Washdown	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)	15.25 mm x 49.2 mm x 22.2 mm
Connection	Cable with M12 male connector, 4-pin	Connection detail_Length of cable (L)	150 mm2)
Material_Housing	Stainless steel, Stainless steel V4A (1.4404, 316L)	Material_Front screen	Plastic, PMMA
Material_Cable	Plastic, PVC	Weight	60 g

Specifications may be subject to change without notice