The Allen-Bradley 1794-IB16 is a high-density digital DC input module for the Rockwell Automation FLEX I/O system. It provides 16 sinking input points, making it an excellent choice for applications requiring a large number of discrete inputs in a compact space. Designed for reliability in industrial environments, this module interfaces with a wide variety of 24V DC sensors, push buttons, and limit switches. Its modular design allows for easy installation, removal, and maintenance without disturbing field wiring, enhancing system uptime and flexibility within a distributed I/O architecture.