Schneider Electric RIU20RS232C RS232C Interface Unit

Schneider Electric's RIU20RS232C RS232C Interface Unit is a Square D 8003-type serial interface module designed to connect RIU20 equipment to an RS-232 host. Cataloged as 8003-RIU20 with revision note 179-5, it provides a dedicated RS-232C interface for data exchange within the Schneider Electric RIU20 family. Typical applications include configuring and monitoring RIU20-based controls and enabling serial communication with legacy PLCs or SCADA systems that rely on RS-232 connections. This unit is intended for use in industrial control architectures where a straightforward, point-to-point serial link is required for command and data transfer.