The Omron CS1G-CPU42H Programmable Logic Controller (PLC) is a compact and efficient CPU Unit offering 960 I/O bits, 10 kSteps program capacity, and 64 kWords data memory. With a fast 0.04 Β΅s LD instruction speed and built-in communication ports, it meets the requirements of smaller automation systems. Designed for up to 2 Expansion Racks, it supports scalable machine control in lightweight applications. Manufactured by Omron, part of the Omron Programmable Logic Controller lineup under the Omron CS1 Series.