Description
The GE IC693CPU374 represents a high-performance tier within the celebrated GE Fanuc Series 90-30 family of programmable logic controllers. This module is a powerful central processing unit (CPU) engineered to deliver superior computational speed and extensive connectivity for more complex and demanding automation tasks. Acting as the intelligent core of the control system, the GE IC693CPU374 executes user-programmed logic, manages data handling functions, and orchestrates communication across the entire backplane and networked devices. A defining feature of this model is its integrated 10BASE-T Ethernet port, which provides a native, high-speed pathway for programming, peer-to-peer communication, and integration with HMIs and supervisory systems, setting it apart from standard serial-port CPUs in the series.
With a substantial 96K bytes of user logic memory, the GE IC693CPU374 is capable of handling large and intricate control programs that would overwhelm its lower-tier counterparts. It is designed for installation in a Series 90-30 rack, where it automatically identifies and configures all I/O modules, streamlining the startup process. This CPU is the ideal choice for applications requiring faster scan times, larger data storage, and seamless integration into modern factory networks. By selecting the genuine GE IC693CPU374, you are investing in a robust, reliable, and feature-rich controller that extends the capabilities and lifespan of your Series 90-30 system, ensuring it meets the challenges of today’s automated environments.

GE IC693CPU374
Technical Specifications
| Parameter Name | Parameter Value |
| Product Model | GE IC693CPU374 |
| Manufacturer | GE Fanuc (now part of Emerson) |
| Product Type | PLC Central Processing Unit (CPU) with Ethernet |
| Compatible Series | Series 90-30 |
| User Logic Memory | 96 Kbytes |
| Execution Speed | 0.18 ms/K Boolean (faster than CPU350/CPU360) |
| Integrated Communication Ports | 1 x RS-485 (Serial), 1 x 10BASE-T (Ethernet) |
| Ethernet Protocol | SRTP (Serial Real-Time Transport Protocol) |
| Discrete I/O Capacity | Up to 512 points |
| Analog I/O Capacity | Up to 64 channels |
| Backplane Current | 1.0 Ampere @ 5V DC |
| Battery | 3.0 V Lithium Battery (for memory backup) |
| Operating Temperature | 0°C to 60°C (32°F to 140°F) |
Main Features and Advantages
The GE IC693CPU374 is defined by its powerful combination of processing muscle and advanced connectivity. Its significantly faster execution speed, at 0.18 ms per K of Boolean logic, ensures rapid response to critical process events, making it suitable for high-speed machine control and complex sequential processes. The generous 96K memory capacity allows for extensive program development, including large subroutines, complex data structures, and detailed diagnostic routines, without the constraint of memory limitations.
The integrated 10BASE-T Ethernet interface is a game-changer for the GE IC693CPU374. This built-in capability eliminates the need for a separate, slot-consuming communications module, freeing up space for additional I/O. It enables direct, high-speed programming and monitoring from a PC running Proficy Machine Edition software over a standard LAN. Furthermore, the Ethernet port supports the SRTP protocol, allowing for efficient data exchange with other GE controllers, HMIs, and SCADA systems, facilitating real-time visibility and control from the factory floor to the top-floor office. This seamless integration, combined with the proven ruggedness and comprehensive diagnostic LEDs of the Series 90-30 platform, makes the GE IC693CPU374 a highly reliable and future-proof control solution.
Application Field
The GE IC693CPU374 excels in industrial applications that demand high-speed processing, large program capacity, and seamless network integration. In automated assembly and test systems, its fast scan times are crucial for coordinating precision robotics, vision systems, and high-speed indexing tables. For complex material handling applications, such as sophisticated conveyor sorting systems and automated warehousing, the GE IC693CPU374 manages the extensive I/O and data tracking required for efficient operation.
The built-in Ethernet makes the GE IC693CPU374 ideal for processes that require tight integration with plant-wide information systems. In batch processing industries like pharmaceuticals and specialty chemicals, it can directly communicate recipe parameters and production data to MES (Manufacturing Execution Systems). In water/wastewater treatment and building automation, it serves as a powerful central controller for distributed sites, allowing for remote monitoring and control over the network. The GE IC693CPU374 is also perfectly suited for modernizing existing Series 90-30 systems, providing a straightforward upgrade path to Ethernet connectivity without a complete control system overhaul, thereby protecting prior investments.

GE IC693CPU374
Related Products
GE IC693PWR331: A 24 VDC power supply module, commonly used to provide stable power to the rack housing the IC693CPU374.
GE IC693ACC310: A 10-slot aluminum baseplate, providing ample space for the IC693CPU374 and a full complement of I/O modules.
GE IC694ETM001: A high-speed Ethernet Global Data (EGD) module, which can work alongside the IC693CPU374 for deterministic data exchange in multi-CPU systems.
GE IC694MDL754: A 32-point digital output module, representing the high-density I/O that the powerful IC693CPU374 can efficiently manage.
GE IC693ALG392: An 8-channel analog input module, suitable for systems where the IC693CPU374 processes large amounts of analog data.
GE IC693CMM311: A Genius Bus Controller module, allowing the IC693CPU374 to communicate with distributed I/O on a Genius network.



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