The Allen-Bradley 1769-IF4 is a CompactLogix analog input module designed for accurate signal acquisition in industrial automation systems. This 1769-IF4 module supports differential inputs, single-ended sensor and transmitter inputs, as well as mixed transmitter signals. It requires Belden or equivalent cabling for proper installation and is powered by an external supply with a voltage range of 20.4–26.4 VDC and a minimum current rating of 60 mA. The module can be configured with I/O memory mapping, providing seamless integration with CompactLogix controllers and delivering reliable analog input performance.