The R88A-CR1B030NF-E with Accessories is a type of Programmable Controllers produced by Omron. It includes a main CPU unit, an I/O base unit, and a terminal block. The main unit is the control unit that operates the program, performs arithmetic calculations, and stores data. It can connect to and control up to eight I/O base units. The I/O base units are connected to input and output devices like sensors, buttons, and lamps. The terminal block is used to connect wiring to the main unit, such as an AC power line and a wiring line for connecting the I/O base units to peripheral devices. The accessories include a connect cable and a 30m cable. The connect cable is used to connect the main unit and I/O base units, and the 30m cable is used to extend the connection distance of the main unit and I/O base units.