.The F3SG-4RA1470-30 Safety Light Curtain Photoelectric Switch manufactured by Omron is a safety device designed to protect people from accidents by providing a safe operating environment in industrial and commercial settings. It consists of an array of slots that measure the amount of light passing through the curtains, allowing for accurate sensing of people, machinery, or obstacles in the immediate vicinity. It is an ideal solution for any application that requires personnel safety, such as press operations, grinding machines, shearing machines, and packaging equipment. The unit includes a positive or negative output switch for direct control of motors, solenoids, and other electrical equipment, as well as an adjustable sensing range of 10-100mm. It also features an additional reflective sensing option for applications with high ambient light, and a high water and dust protection rating of IP65.