SICK HL18L-P3B5BA Laser Retro-Reflective Photoelectric Sensor

SICK HL18L-P3B5BA Photoelectric Retro-Reflective Sensor – High-Precision Laser Detection

The SICK HL18L-P3B5BA photoelectric retro-reflective sensor is designed for stable and accurate detection where small objects or long distances make sensing difficult. Using a finely focused Class 1 red laser, it produces a sharp, compact spot that enhances detection reliability even with low-contrast or fast-moving items. Its M18 hybrid housing is compact yet robust, built to operate in demanding industrial areas. With a maximum sensing capability of up to 12 meters and an optical system optimized for precision, the device solves common issues such as misreads, weak reflections, and inconsistent alignment that often occur with conventional photoelectric sensors.

The HL18L-P3B5BA supports high-speed automation thanks to a fast switching response and complementary PNP outputs, enabling dependable operation in both light-on and dark-on configurations. Its narrow 2 mm laser spot improves accuracy for detecting small parts, package edges, or reflective materials, especially when integrated into conveyor or assembly lines. The rugged enclosure, sealed to high protection levels, resists washdowns, moisture, and dust, making it suitable for harsh production zones. A built-in signal indicator simplifies alignment during installation and helps maintenance teams verify sensor performance at a glance, reducing setup time and minimizing process interruptions.

Why SICK HL18L-P3B5BA?

The SICK HL18L-P3B5BA is built for users who demand precision, stability, and zero guesswork in object detection. Its focused laser spot reaches impressive distances while maintaining accuracy on even the smallest targets. It transforms challenging sensing tasks into reliable, repeatable results, making it a standout choice for modern, high-speed, and space-restricted automation systems.

What Problem Does It Solve?

The HL18L-P3B5BA eliminates detection failures caused by weak reflections, tiny objects, and inconsistent alignment—issues that often cripple production lines. Its laser optics, fast response, and rugged housing overcome the limitations of standard sensors, ensuring dependable performance in dusty, wet, or visually complex environments where accuracy is critical and downtime is costly.

Key Features & Specifications – SICK HL18L-P3B5BA : 1080745

Download SICK HL18L-P3B5BA (1080745) Datasheet

Commercial Information – SICK HL18L-P3B5BA (1080745)

The Applications

1. High-Speed Packaging Line Small-Edge Detection

In fast-moving packaging environments, products often vary in materials, finishes, and edge profiles, creating unstable signals for typical optical sensors. The HL18L-P3B5BA overcomes these issues by projecting a fine laser spot that cleanly identifies leading or trailing edges, even on glossy or textured packaging. Its rapid response helps maintain precise timing for grouping, sealing, or counting operations. Because it can sense from farther distances, the sensor can be mounted away from vibration-prone machinery without losing stability. This results in smoother production flow, fewer miscounts, and more dependable activation of downstream equipment during high-speed runs.

2. Electronics Assembly: Tracking Tiny Components on Feed Paths

During electronics assembly, miniature parts move through narrow rails where lighting changes and component colors vary constantly. The HL18L-P3B5BA’s sharp laser spot allows it to recognize very small items, even when parts are dark, irregular, or partially nested. Its complementary outputs make it easy to integrate with feeders and robotic pickers, ensuring each component is correctly positioned before handling. The robust housing withstands dust and fumes commonly found near soldering or molding areas. By providing stable detection where detail and precision are critical, it helps avoid misfeeds, reduces stoppages, and supports smooth, uninterrupted assembly operations.

3. Logistics Sorting: Mixed Parcel Presence Detection

Sorting systems in warehouses deal with parcels wrapped in plastics, reflective tape, uneven cardboard, or dark materials that can confuse weaker optical sensors. The HL18L-P3B5BA’s laser produces a clear, concentrated spot capable of reliably detecting items regardless of finish or shape. Its long sensing distance allows for flexible placement along conveyors where dust, vibration, or debris might be present. The visible beam makes alignment straightforward during inspections or maintenance. With fewer misreads and stable operation at high throughput, sorting lanes remain accurate, supporting efficient routing and reducing the need for manual intervention.

4. Food & Beverage: Identifying Transparent and Glossy Containers

In filling and labeling systems, transparent bottles and reflective jars often cause inconsistent detection because their surfaces scatter or pass light unpredictably. The HL18L-P3B5BA addresses this challenge by using a focused laser spot resilient to surface variations, allowing it to detect containers that traditional sensors struggle with. Its fast switching speed tracks products moving closely together without losing signal. The durable enclosure tolerates washdowns and moisture typically found in processing areas. This consistent detection ensures containers are correctly positioned for filling, capping, or labeling, reducing waste and minimizing production interruptions.

Related Products & Accessories – SICK HL18L-P3B5BA

Contact Us

For expert guidance before placing your order.
Warranty – 1-year warranty for your peace of mind.
Global Shipping – We ship worldwide with secure packaging and reliable delivery.
Technical Support – Contact us for professional after-sales technical assistance.