The Allen-Bradley 1768-L45S/B is a Compact GuardLogix L45S safety controller designed to provide integrated safety and standard control for medium-sized applications. This Series B module combines the power of the Logix control engine with advanced safety features in a compact and cost-effective package. It offers a single programming environment for both standard and safety logic, simplifying system design and reducing development time. Featuring a substantial 3 MB of user memory and 1.5 MB of safety memory, along with a built-in EtherNet/IP port, the 1768-L45S/B is ideal for systems requiring high-performance safety, motion, and I/O control while ensuring compliance with global safety standards like SIL 3 and PLe.