GE IC693CPU374 CPU Module

GE IC693CPU374 CPU Module – The Core Power of a New Era of Industrial Control Jan 08, 2026

In the wave of industrial automation moving towards intelligent manufacturing and the Industrial Internet of Things (IIoT), PLCs (Programmable Logic Controllers) remain the cornerstone of industrial field control systems. The GE Fanuc Series 90-30 core processor module IC693CPU374, combining high performance, strong communication capabilities, and rich application expandability, is a popular choice for upgrading and retrofitting modern automation systems.

Module Overview: Core of Industrial Control
The GE IC693CPU374 is a single-slot CPU module for the Series 90-30 PLC platform, integrating an Ethernet communication interface. It is suitable for manufacturing, materials handling, energy, and process control. Its high-speed processing and support for rich communication protocols allow it to strike a balance between field control and network connectivity.

Key Technical Parameters
Product Model: GE IC693CPU374
Series: GE Fanuc Series 90-30 PLC
CPU Type: Single-slot CPU module with built-in Ethernet interface
Processor Type: Embedded 586-class
Processor Speed: 133 MHz
Typical Scan Rate: 0.15 ms/1K Logic
User Program Memory: 240 KB Configurable
Discrete Input Points: 2,048 (Fixed)
Discrete Output Points: 2,048 (Fixed)
Global Memory Bits: 1,280 bits
Internal Coils: 4,096 bits
System Status Reference: 128 words
Configurable Registers %R: 128 – 32,640 words
Analog I/O Configurable: %AI / %AQ 128 – 32,640 words
Timers/Counters: > 2,000
Power Requirements: 7.4 W @ 5 VDC
Ethernet Ports: 2 × 10/100 Mbps (Built-in Switch) Protocol Support: SRTP, EGD, Modbus TCP
Serial Support: RS-485 (SNP/SNPX) via power board
Operating Temperature: 0 °C – 60 °C
Storage Temperature: -40 °C – +85 °C
Baseboard Support: Up to 8 expansion racks

Powerful Communication Capabilities: Built-in Ethernet and Multi-protocol Support
One of the key features of the IC693CPU374 is its integrated dual 10/100 Mbps Ethernet ports (automatic sensing & built-in switching), supporting mainstream industrial protocols including SRTP, EGD, and Modbus TCP. This means that the PLC can easily connect to SCADA, HMI, and MES systems, enabling high-speed network communication and device interconnection.
Furthermore, the CPU also supports SNP/SNPX communication via the RS-485 port on the power board, ensuring compatibility with existing equipment.

Application Scenarios and Advantages
With the parameters mentioned above, the IC693CPU374 is widely applicable to the following scenarios:
Medium to large-scale manufacturing and assembly line control — high-speed logic processing accelerates response.
Process automation and recipe control — powerful data storage and PID processing capabilities.
Energy and utility systems — reliable and stable, supporting remote monitoring and control.
System upgrades and expansion — modular design supports up to 8 racks for easy expansion.
In these environments, the IC693CPU374 not only improves control performance but also lays the foundation for intelligent monitoring, maintenance, and data acquisition through Ethernet and standard protocols.

Summary: Maintaining Stability While Embracing Intelligent Connectivity
The GE IC693CPU374 sets a benchmark for experience and innovation in the PLC field: it continues the stability and reliability of the Series 90-30 while incorporating modern industrial needs such as intranet communication, protocol flexibility, and large-scale I/O support into its design. This makes it a key component in upgrading legacy automation systems, integrating intelligent monitoring, and building edge control networks.
For companies looking to upgrade their factory control systems to a networked, efficient, and scalable architecture, the IC693CPU374 is a core module worth evaluating in depth.

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