
In secondary packaging, cartons, boxes and a wide variety of packaging materials must be reliably detected – even if their surfaces vary greatly or there is little space available for the sensors. Another requirement is the reliable detection of transparent or reflective objects, which are frequently found in modern packaging lines.
For these scenarios, wenglor offers a broad portfolio of intelligent sensor solutions that impress with their compactness, precision and flexibility along the entire packaging line.
A typical example is the reflex sensors in M18 stainless steel housing with angled format. These sensors work both reflective and direct scanning with background suppression. This allows cartons and boxes to be reliably detected, regardless of material or color variations. The robust stainless steel construction also makes the reflex sensors resistant to environmental influences in intralogistics environments.
Red light reflex sensors in miniature housings are available for applications with limited mounting space. They enable precise lateral presence checks of cartons or packaging units, even in confined machine sections. The compact format allows easy integration into existing systems without compromising on accuracy and speed.


Another central application is the detection of objects on conveyor lines. Light band sensors of laser class 1 are used here. The collimated laser light band is absolutely homogeneous and ensures stable detection even if the objects vary greatly in shape, color or surface – including transparent materials. This makes them the ideal solution for cartoning machines and packaging lines where maximum flexibility is required.
The technologies from wenglor offer decisive added value in secondary packaging:

With its intelligent sensor solutions in the field of photoelectronic sensors, wenglor supplies high-performance technologies for all phases of secondary packaging. Whether carton monitoring in the warehouse, presence checks in confined spaces or object detection on the conveyor belt – the sensors ensure precise and reliable work, even under difficult conditions.
They therefore make an important contribution to efficiency, process stability and innovative strength in the packaging industry.
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