In 2025, industrial automation technology is evolving rapidly, with increasingly stringent requirements for control systems. The Allen-Bradley (Rockwell Automation) 1768-L45S safety processor unit module has emerged as a leader in the industrial automation field, thanks to its exceptional performance, reliable safety guarantees, and diverse application scenarios.     I. Core Data and Specifications Memory Configuration: 3MB standard memory, 1MB safety memory Network Interfaces: Supports multiple network protocols including EtherNet/IP, ControlNet, and DeviceNet Communication Interfaces: 1-port RS-232 serial interface (DF1 or ASCII), optional BD board for expanding RS-232/RS-485 communication ports Operating Environment: Operating temperature 0°C to 60°C, storage temperature -40°C to 85°C, relative humidity 5% to 95% (non-condensing) Safety Performance: Supports SIL 3, PLe integrity, providing high-level safety guarantees Expandability: Can be connected to exte...