The Allen-Bradley 1764-28BXB is a distributed I/O module used to expand field I/O within a Rockwell Automation control system. It carries the Allen-Bradley part number 1764-28BXB and is designed to interface sensors and actuators with a compatible controller in a distributed I/O network. As a member of the 1764 distributed I/O family, it enables scalable I/O expansion without relying on centralized rack space, supporting modular automation deployments.
