Allen-Bradley 1794-ACNR15 Flex I/O communication adapter is a high-performance ControlNet interface from the Rockwell Automation Flex I/O 1794 series, designed to enable fast and reliable network connectivity for industrial automation systems. The 1794-ACNR15 mounts on a DIN rail and features dual ControlNet ports, allowing implementation of a redundant ControlNet data highway for increased network reliability. It supports up to eight Flex I/O modules and is compatible with ControlNet version 1.5, providing scalable and robust communication for distributed I/O applications. Engineered for seamless integration, the 1794-ACNR15 ensures dependable high-speed data exchange within Flex I/O systems.