Photoelectric sensors, G6, GTB6-F4421V, Sensing range max.: 5 mm ... 420 mm, Functional principle: Photoelectric proximity sensor, Functional principle detail: Background suppression, Switching output: PNP, Switching mode: Light/dark switching, Connection type: Male connector M8, 4-pin, Light source: LED, Type of light: Infrared light, Housing material: Stainless steel V4A (1.4404, 316L), Adjustment: Potentiometer, Housing: Rectangular