The Schneider Electric 140CPU43412A is an Intel 80486-based CPU module for the Modicon Quantum automation platform, operating at 66 MHz with 896 KB of RAM. It functions as the central processor in Quantum controllers and supports programming with Concept, ProWORX, and Modsoft. Front-panel MEM switch allows selecting the desired operating mode on power-up when a program resides in flash memory. This module is used to run user PLC programs within a Quantum chassis, coordinating I/O and control logic for industrial automation tasks.
