SICK Sensor Intelligence IQ40-20NPP-KK0 Photoelectric Sensor

SICK IQ40-20NPP-KK0 is a 20‑mm inductive proximity sensor from the IQ40 Sensor Intelligence family designed for non‑flush installation and robust metal detection on automated lines. It operates from a 10–36 V DC supply, draws up to about 250 mA, and provides a PNP output with a configurable NC/NO function, enabling either normally open or normally closed switching depending on wiring. The sensor uses an M20 gland termination for secure field connections and supports a switching frequency up to 300 Hz, making it suitable for high‑speed sensing on conveyors, packaging machines, and robotic cells. With reverse polarity protection, it offers reliable operation in common industrial environments without complex wiring. Typical applications include sensing metallic parts on production lines, presence detection in automated assemblies, and integration into control logic that benefits from a compact, rugged inductive sensor with a straightforward PNP interface. The IQ40-20NPP-KK0 combines a small form factor with dependable metal sensing performance, aligning with standard industrial control schemes and straightforward installation requirements for factory automation.