The SICK KT5W-2P1116D (part number 1 026 538) is an industrial photoelectric contrast sensor designed for precise registration mark and contrast detection. Operating on a 10 to 30 V DC supply, it features RGB LED light source technology, a 10 mm sensing distance, and a PNP switching output. It is equipped with a standard 5-pin M12 connector and a 2-point teach-in adjustment interface.