SICK Background Suppression Photoelectric Sensor, Block Sensor, Detection Range 4 mm to 120 mm, PNP Output WTB4S-3P2432V

SICK WTB4S-3P2432V Background Suppression Photoelectric Sensor is designed for robust industrial and laboratory automation use, equipped with a block sensor style and a detection range from 4 mm to 120 mm. The sensor features a PNP output and is housed in a tough stainless steel (316L/1.4404) enclosure with washdown capability, rated IP66, IP67, IP68, and IP69K, making it highly resistant to water, dust, and aggressive cleaning agents.

Its red light source features a highly visible laser-like light spot from the PinPoint LED emitter, facilitating quick and precise sensor alignment. The sensor operates reliably across a wide temperature range from -30°C to 60°C, with a rapid 500 microseconds response time, enabling timely detection in fast-paced manufacturing environments.

The device includes a stainless steel metal membrane teach-in pushbutton for easy adjustment and flexible configuration via IO-Link. This feature allows for advanced diagnostics, monitoring, and visualization from programmable logic controllers (PLCs), enhancing integration and operational efficiency.

Constructed with premium materials, including a corrosion-resistant stainless steel housing, the sensor withstands exposure to common cleaning and disinfection agents, making it suitable for food and beverage, pharmaceutical, solar wafer production, and electronics manufacturing industries.

Certified by CE and UL, the sensor complies with international safety and quality standards, assuring reliability in hazardous and demanding industrial environments. Mounting is facilitated by screws, and the sensor uses a 4-pin M12 connector interface ensuring secure electrical connections.

Red light source with PinPoint LED ensures precise targeting and easy alignment. Robust stainless steel housing offers exceptional durability and corrosion resistance. WashDown rating including IP69K ensures suitability for stringent hygiene standards.

Operating temperature range of -30°C to 60°C supports demanding industrial applications. Fast 500 microseconds response time enables high-speed detection. Flexible sensor configuration via teach-in pushbutton and IO-Link communication.

Certified under CE and UL standards for electrical and environmental safety. Ideal for critical use in food, beverage, pharmaceutical, solar, and electronics sectors.

SICK Photoelectric Sensors continue to be a trusted choice in industrial automation for accurate object detection, minimizing downtime and reducing maintenance costs. This product combines cutting-edge optical technology with rugged mechanical construction to provide high performance even in harsh operating conditions.

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