The Allen-Bradley 1746-IA16 is a Digital AC Input Module designed for the Allen-Bradley SLC 500 Programmable Logic Controller (PLC) system. This reliable input module features sixteen (16) AC input channels that operate within a voltage range of 85–132V AC, providing accurate signal detection for industrial automation and process control applications. The 1746-IA16 module occupies a single slot in the SLC 500 chassis and offers dependable performance for monitoring AC input devices. Engineered for durability and precision, the Allen-Bradley 1746-IA16 ensures stable operation and seamless integration within SLC 500 PLC systems.