The IC693CPU323 is a CPU (Central Processing Unit) module from GE Automation's Series 90-30 PLC (Programmable Logic Controller) system. It serves as the core processing unit for the PLC system, executing the control program and managing system operations.

Here are some key features of the IC693CPU323 CPU module:

- The module features a powerful processor for efficient program execution and data handling.

- It has onboard memory for storing the control program, data, and system variables.

- The IC693CPU323 module supports various programming languages, including ladder logic, Structured Text (ST), and function block diagrams.

- It offers multiple communication ports, including RS-232 and RS-485, for connectivity with other devices, operator interfaces, and external systems.

- The module provides advanced diagnostic capabilities and troubleshooting features for efficient system maintenance and debugging.

- It supports expansion racks, allowing for additional I/O modules to be connected to the PLC system.

The IC693CPU323 CPU module acts as the brain of the GE Series 90-30 PLC system, performing a wide range of control and automation tasks in industrial applications.