Allen-Bradley 1794-IA16 Flex I/O AC input module is a high-density input device from the Rockwell Automation Flex I/O 1794 series, designed for reliable AC signal acquisition in industrial automation systems. The 1794-IA16 features sixteen non-isolated input channels with an operating voltage range of 74–132V AC, providing flexible connectivity for a variety of field devices. It is compatible with multiple Flex I/O terminal bases, including 1794-TB3, 1794-TB3S, 1794-TBN(2), 1794-TB3K, 1794-TB3SK, and 1794-TBNK, and integrates seamlessly with Flex I/O communication adapters for distributed control applications. Engineered for dependable performance and system flexibility, the 1794-IA16 ensures precise AC input monitoring across a wide range of industrial environments.