SICK Background Suppression Photoelectric Sensor, Block Sensor, 20 mm to 500 mm Detection Range, PNP Output WTB9M4-3P3411

SICK WTB9M4-3P3411 Background Suppression Photoelectric Sensor is a high-performance block sensor designed for industrial automation requiring precise detection of objects within a 20 mm to 500 mm range. Featuring a robust plastic housing and high ingress protection ratings of IP69K, IP67, and IP66, this sensor withstands harsh manufacturing and processing environments.

The sensor utilizes an infrared light source to detect materials such as plastic and methyl methacrylate. It offers a rapid response time of 500 microseconds, making it ideal for fast-paced automation tasks. With a PNP output type and 4-pin terminal connection, it ensures reliable and stable communication with control systems.

Certified to CE and UL standards, the WTB9M4-3P3411 is engineered for dependable operation under operating temperatures ranging from -40°C to 60°C. Its SIRIC technology effectively suppresses optical and electromagnetic interference, ensuring accurate detection even in complex industrial environments.

The sensor supports multiple connection types including M8 and M12 male connectors and cables, allowing flexible installation options tailored to specific application needs. Designed to detect small object details, transparent items, and objects behind difficult backgrounds, it minimizes machine downtime and enhances production quality.

Applications include detection of the smallest workpieces, inspection through narrow openings, checking for misalignment or protrusions, and ensuring quality control in high-demand automation sectors such as manufacturing, packaging, and materials handling. Originating from Germany, it reflects stringent quality standards and durability.

Equipped with PNP output and 4-pin terminal for reliable signal transmission. Robust plastic housing rated IP69K, IP67, and IP66 for high resistance to dust and water. Infrared light source enables detection of plastic and methyl methacrylate materials.

Operational temperature range from -40°C to 60°C supports harsh environments. Fast response time of 500 microseconds optimized for automation control. Certified to CE and UL standards ensuring industrial compliance. Connector options include M8 and M12 male connectors plus cables for flexible installation.

Advanced SIRIC technology suppresses optical and electromagnetic interference. Suitable for precision detection of small objects and transparent materials in automated lines. Manufactured in Germany to meet high-quality industrial standards.

Discover the wide range of SICK automation sensors on EnvMart for high-quality industrial control solutions.