SICK Retroreflective Photoelectric Sensor Block Sensor 3.5 m Detection Range PNP Output IP66 IP67 WL4SLG-3P2252

SICK WL4SLG-3P2252 Retroreflective Photoelectric Sensor Block is designed for industrial automation applications requiring precise object detection, including small and transparent items such as vials, PET bottles, metallic needles, and wires. With a detection range of 3.5 meters and PNP output, this sensor supports robust operation in demanding electrical and control systems.

The sensor features a laser class 1 light spot with a sharp contour, guaranteeing excellent detection quality and simplifying alignment. Its autocollimation optics enable detection through small drilled holes and eliminate blind spots, enhancing machine design flexibility. The built-in automatic switching threshold adapts to varying ambient light conditions, ensuring maintenance-free functionality in continuous operations.

This device offers a rugged design with IP66 and IP67 protection ratings, making it suitable for challenging manufacturing, laboratory, construction, and HVAC environments. The block sensor housing is made of durable plastic, with electrical connectivity via a 4-pin connector. Operating temperatures from -10°C to 50°C allow use in a broad range of industrial settings while maintaining fast 500 μs response times.

Integration is simplified through an IO-Link interface, allowing initial performance diagnostics and configuration without complex programming. Applications include overhang control, precise object positioning, edge detection of glass panels, robotic gripper monitoring, and quality assurance in assembly lines.

Detects small, transparent, and metallic objects effectively. Highly visible laser light spot for precise sensor alignment. Automatic switching threshold adaptation for dynamic light conditions. Robust IP66 and IP67 rated housing for protection in harsh environments.

IO-Link interface for advanced diagnostics and system integration. Durable plastic block sensor design with compact footprint. Wide operating temperature range from -10°C to 50°C. Fast response time of 500 microseconds ensures timely detection.

Maximum DC voltage of 30V and maximum current of 100mA. Manufactured in Germany with adherence to international standards.

This SICK photoelectric sensor is ideal for use in industrial automation, manufacturing control systems, laboratory instrumentation, HVAC sensor solutions, and packaging machinery. Its advanced detection capabilities reduce sensor variety and maintenance costs while enabling flexible machine design and reliable operation. Explore full ranges of sensors and automation components within EnvMart's catalog to complement this high-precision retroreflective Photoelectric Sensor.