The Mitsubishi FX3SA-30MR-CM is a model in the FX3S series of programmable logic controllers (PLCs) from Mitsubishi Electric. It is a compact and high-performance PLC designed for small to medium-sized automation and control applications. The FX3SA series offers a wide range of advanced features, including enhanced processing power, integrated I/O capabilities, and support for various expansion modules. It is ideal for applications in manufacturing, packaging, and other automated systems requiring precise and reliable control.