The TURCK BI4-M12-LIU-H1141 is a high-performance inductive proximity sensor featuring both conventional switching and IO-Link digital communication for Industry 4.0 environments. With a 4 mm flush sensing range and a robust M12 stainless steel housing, this sensor ensures precise metal detection in space-constrained applications. Designed for flexibility and smart diagnostics, it offers PNP normally open output and supports IO-Link (v1.1), enabling parameterization, real-time status feedback, and predictive maintenance features. The H1141 quick-disconnect connector simplifies installation and maintenance in industrial control panels and automated systems. Key Features: • 4 mm flush sensing distance for compact and precise detection • IO-Link communication (v1.1) – enables intelligent diagnostics and parameterization • M12 stainless steel housing for durability and robustness • 3-wire PNP output (Normally Open), 10…30 VDC supply voltage • Quick-connect H1141 interface – plug-and-play integration • IP67 ingress protection – ideal for harsh industrial settings • Excellent switching accuracy and long service life • Suitable for smart manufacturing, robotics, and packaging systems