I/O modules

The GE IC693CPU331U serves as a central processing unit for the Series 90-30 programmable logic controller platform. This module handles logic execution, data processing, and communication tasks in industrial automation environments. Engineers select this CPU for manufacturing lines, power distribution systems, and water treatment facilities.

Core Processing Architecture

This CPU module utilizes an 80188 microprocessor running at 10 MHz clock speed. The processor executes Boolean logic at a typical scan rate of 0.4 milliseconds per 1K instructions. Additionally, the system supports floating-point operations for complex mathematical control algorithms.

Memory and Storage Specifications

The IC693CPU331U provides 16 Kbytes of user program memory for control logic storage. The internal memory structure accommodates 512 discrete inputs and 512 discrete outputs. Furthermore, the module supports 128 words of analog input data and 64 words of analog output data. A battery-backed clock preserves system time and critical data during power interruptions.

Physical Dimensions and Power Requirements

Communication Interfaces

The module includes one serial port supporting SNP and SNP-X slave protocols. This port uses the connector located on the PLC power supply unit. Through this interface, the CPU communicates with programming terminals, human-machine interfaces, and supervisory control systems.

I/O Capacity and Expansion

The IC693CPU331U supports up to four expansion baseplates or four remote I/O baseplates. The system provides 680 timers and counters for control applications. Shift register instructions enable data manipulation within the ladder logic program.

Details