SICK WTT12L-B3531: Advanced Laser Distance Sensor

Selling Points

1Precise Detection: Detects objects with high accuracy over a sensing range of 100 mm to 2,500 mm.
2Robust Design: Features a VISTAL housing for maximum durability and resistance to mechanical loads.
3High Switching Frequency: Operates at 100 Hz for fast and reliable object detection.
4Easy Installation: Equipped with a single teach-in button for simple setup and adjustment.
5Laser Class 1 Safety: Ensures eye safety with laser class 1 compliance, meeting international safety standards.

Detailed engineering parameters based on manufacturer documentation

Parameter	Value	Parameter	Value
Functional principle	Photoelectric proximity sensor	Functional principle detail	Background suppression, Optical time-of-flight
Housing design (light emission)	Rectangular	Sensing range max.	50 mm ... 2,500 mm
Sensing range	100 mm ... 2,500 mm	Type of light	Visible red light
Light source	Laser	Light spot size (distance)	Ø 14 mm (2,500 mm)
Wave length	658 nm	Laser class	1 (IEC 60825-1 / CDRH 21 CFR 1040.10 & 1040.11)
Adjustment	Potentiometer, 4 turns (1 x)	Safety-related parameters_MTTFD	133 years
Safety-related parameters_DCavg	0 %	Safety-related parameters_TM(mission time)	20 years
Supply voltage UB	10 V DC ... 30 V DC	Ripple	< 5 V
Current consumption	70 mA	Switching output	Push-pull: PNP/NPN
Number of switching outputs	2 (Q, /Q)	Switching mode	Light/dark switching
Output current Imax.	≤ 100 mA	Response time	≤ 0.5 ms
Switching frequency	1,000 Hz	Analog output	-
Input	Sender off	Circuit protection	A7)#!#B8)#!#C9)
Protection class	III	Enclosure rating	IP67
Warm-up time	< 15 min	Initialization time	< 300 ms
Dimensions (W x H x D)	20 mm x 49.6 mm x 44.2 mm	Housing material	Plastic, VISTAL®
Optics material	Plastic, PMMA	Weight	80 g
Connection type	Cable with plug M12, 5-pin, 0.3 m	Connection type Detail_Conductor cross section	0.14 mm²
Connection type Detail_Cable material	Plastic, PVC

Specifications may be subject to change without notice