Schneider Electric AS-S908-012 PLC Processor Module

AS-S908-012 is a Schneider Electric Modicon 984-series Remote I/O Processor Module that functions as a CPU processor in the 984 family. It is cataloged as AS-S908-012 (ASS908012) and described as a CPU processor module for the 984-series, designed to connect to a remote I/O network via a single cable in Schneider Electric's S908 remote I/O system. In typical installations, this module serves as the head processor in an 984A chassis, coordinating communications with distributed I/O modules across the remote network. Supplier listings identify AS-S908-012 as the Remote I/O Processor Module for Modicon 984-based systems, and one listing notes a weight of about 1.46 kg. This combination of 984A rack compatibility and single-cable remote I/O connectivity is a hallmark of the S908 network architecture within Schneider Electric automation, offering centralized control of remote points in legacy Modicon installations.