The Schneider 140DDI35300 is a discrete DC input module for the Modicon Quantum automation platform. This module is engineered to provide a reliable interface between the PLC and external devices such as sensors, switches, and push-buttons. It features 16 discrete input channels that operate on 24 VDC with positive logic (sinking). Designed for demanding industrial environments, the 140DDI35300 offers high levels of isolation between channels and the bus, ensuring system integrity and dependable performance in a wide range of control applications.