The Panasonic TR-C31R is a high-performance controller designed for the TR-C series of through-beam photoelectric sensors. Engineered for reliability and precision in industrial automation, this controller unit offers a rapid response time suitable for high-speed detection applications. It features a selectable Light-ON or Dark-ON operation mode, providing flexibility for various sensing tasks. The TR-C31R operates on a standard 12 to 24 V DC supply and provides an NPN open-collector transistor output, making it compatible with a wide range of PLCs and control systems. Its compact design and robust construction ensure dependable performance in demanding factory environments.