SICK WTB9L-3P3261S03 Photoelectric Sensor - High Precision & Durability

Selling Points

1High Precision Detection: Detects small objects and features with up to 90% remission on standard white surfaces.
2Robust Background Suppression: Effectively suppresses optical interference in harsh industrial environments.
3Long Service Life: Average service life of 50,000 hours at +25°C ambient temperature.
4Versatile Connectivity: Equipped with IO-LINK communication protocol and M8/M12 connectors for flexible integration.
5Durable Housing: Protected by rugged VISTAL® housing, ensuring mechanical resistance and reliability.

Detailed engineering parameters based on manufacturer documentation

Parameter	Value	Parameter	Value
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 ... 300 mm
Sensing range	25 mm ... 300 mm	Type of light	Visible red light
Light source	Laser	Light spot size (distance)	Ø 1 mm (170 mm)
Wave length	650 nm	Laser class	1 (IEC 60825-1 / CDRH 21 CFR 1040.10 & 1040.11)
Adjustment	Potentiometer, 5 turns	Special applications	Detecting small objects
Supply voltage UB	10 V DC ... 30 V DC	Ripple	< 5 V
Current consumption	30 mA	Switching output	PNP
Output function	Complementary	Switching mode	Light/dark switching
Output current Imax.	≤ 100 mA	Response time	≤ 0.5 ms
Switching frequency	1,000 Hz	Connection type	Cable with M8 male connector, 4-pin, 120 mm
Cable material	Plastic, PVC	Conductor cross section	0.14 mm²
Circuit protection	A8)#!#B9)#!#C10)	Protection class	III
Weight	80 g	Housing material	Plastic, VISTAL®
Optics material	Plastic, PMMA	Enclosure rating	IP66#!#IP67#!#IP69K
Ambient operating temperature	–10 °C ... +50 °C	Ambient operating temperature extended	–30 °C ... +55 °C
Ambient temperature, storage	–30 °C ... +70 °C	UL File No.	NRKH.E181493

Specifications may be subject to change without notice