Baumer LFFS011 Level Switch

The Baumer LFFS011 is a compact, hygienic level switch designed for reliable point level detection in liquids, utilizing frequency sweep technology to detect media independently of conductivity, foam, or adhesions. Ideal for applications in food and beverage, pharmaceuticals, and chemical processing, it offers high accuracy and robustness in harsh environments. Key features include a stainless steel housing, IP67 protection, and configurable outputs (PNP/NPN) for easy integration into control systems. Advantages over similar products include maintenance-free operation, no need for adjustment to different media, and resistance to buildup, reducing downtime compared to traditional float or capacitive switches. Drawbacks may include higher initial cost and limited suitability for very high-viscosity media. This model supports 12-36 VDC supply, with a 4-pin M12 connector for quick installation. Based on the provided images, the unit appears in excellent used condition, with a manufacture date of 2011-11-23, serial number 250297.1, and no visible damage or wear. For detailed resources, refer to the Baumer LFFS series datasheet (available at https://www.baumer.com/us/en/productdetail/sensors-level-detection-cleverlevel-lffs) and installation manual (PDF summary: covers wiring, configuration via software, and troubleshooting). Model decoder indicates LFFS011 as the base model with G1/2 process connection and standard probe length.