The F3SG-4RE0670P30 Safety Light Curtains PHOTOELECTRIC SWITCH is an electronic part manufactured by Omron. It is designed to create a safety barrier between people and machines or other hazardous materials. It is ideal for use in equipment operation requiring human-machine collaboration, particularly in industries where safety and production efficiency must coexist, such as machine tool, material handling, textiles, and electronics. It is also suitable for stair case and auto door monitoring and a wide range of other applications. It offers a built-in voltage regulator, enabling easy installation and setup, and high speed counting of up to 2,000 cycles per second. The unit provides a reliable, low-cost safety solution and is certified to relevant safety standards, including UL, CSA, and IEC. It is also designed to resist dust and water and can be used in difficult or hazardous environments.