The Allen-Bradley 1746-NR4 is a high-performance RTD/Resistance Input Module for the SLC 500 control platform. This module features four differential input channels, designed to interface directly with a variety of Resistance Temperature Detectors (RTDs) and other resistance-based sensors. It provides accurate and reliable temperature data crucial for process control and monitoring in various industrial applications. With its seamless integration into the SLC 500 chassis, the 1746-NR4 offers a flexible and robust solution for systems requiring precise temperature measurement.