The GE IC693CPU331 is a powerful and compact single-slot central processing unit (CPU) module designed for use within the GE Fanuc Series 90-30 PLC family. Engineered to deliver reliable and consistent control performance, the IC693CPU331 provides a balance between affordability and functionality for industrial automation applications that require mid-range processing power. It occupies only one slot in the Series 90-30 base, allowing for efficient use of space while leaving room for various I/O modules, communication interfaces, and specialty units.

This CPU supports floating-point math, has battery-backed memory for data retention, and is capable of executing up to 32KB of user logic. Its design includes a built-in serial port (RS-232), real-time clock, and flexible memory management—making it ideal for OEMs, systems integrators, and facility engineers who require a dependable control solution without the footprint of larger controllers.

Product Specifications

Product Applications

The IC693CPU331 is used in a variety of applications across industrial and commercial sectors. Thanks to its compact size and performance capabilities, it is suitable for:

• Material Handling Systems – managing conveyors, sorters, and automated warehousing.

• Packaging Machinery – controlling precise timing and coordination in fill, seal, and wrap stations.

• HVAC & Building Management – operating dampers, pumps, and sensors in smart building environments.

• Water Treatment Plants – handling sequencing, sensor interfacing, and pump control logic.

• Small Manufacturing Lines – automating assembly lines, pick-and-place stations, and test stands.

• Machine Automation – offering control logic for CNC equipment and single-purpose machines.

It is particularly valuable in systems where modular expansion and simplicity are both required.

Product Advantages

• Space-Saving Design: Occupies only a single slot, allowing more room for I/O and specialty modules.

• Proven Reliability: Built on GE’s industrial-grade architecture with decades of field-proven performance.

• Cost-Effective: Offers a strong feature set at a competitive price point.

• Efficient Performance: Supports fast logic execution for time-sensitive processes.

• Integrated Clock: Built-in real-time clock allows for scheduling and timestamping functions.

• Battery Backup: Ensures program and data retention in the event of power failure.

• Flexible Communication: RS-232 serial port supports programming, HMI, or external device communication.

• Wide Software Support: Easily configured via GE VersaPro or Proficy Machine Edition.

• Modular System Integration: Fully compatible with the entire Series 90-30 ecosystem.

• Low Maintenance: Simplified architecture means fewer components and easier troubleshooting.

Frequently Asked Questions (FAQ)

1. Q: What is the main function of the IC693CPU331?

   A: It acts as the central processor for GE’s Series 90-30 PLC, managing program execution and system coordination.

2. Q: How much user logic memory does it support?

   A: It offers 32KB of user logic memory, sufficient for mid-sized automation programs.

3. Q: Can this CPU handle floating-point operations?

   A: Yes, it supports floating-point arithmetic for applications requiring numerical precision.

4. Q: Does it support Ethernet connectivity?

   A: Not directly, but Ethernet communication can be added using separate modules like IC693CMM321.

5. Q: Is the program retained during power outages?

   A: Yes, the battery-backed RAM ensures program and data retention when power is lost.

6. Q: What programming software is compatible with IC693CPU331?

   A: It can be programmed using GE VersaPro or Proficy Machine Edition.

7. Q: Does it support remote monitoring or SCADA integration?

   A: Yes, with the addition of communication modules for Ethernet, Profibus, or serial protocols.

8. Q: Can the CPU be replaced without removing the base?

   A: Yes, the single-slot module can be easily inserted or removed from the base.

9. Q: Is this CPU suitable for redundant system design?

   A: No, this CPU does not natively support redundancy but can be used in standard fail-safe architectures.

10. Q: What type of communication cable is used for programming?

    A: A standard RS-232 serial cable is used for programming via the serial port.