Description
The General Electric IC697CPX782 is a high-performance 32-bit CPU module designed for the GE Fanuc Series 90-70 programmable logic controller (PLC) family. Operating at a clock speed of 96 MHz and utilizing the 80486DX4 microprocessor, this module provides robust real-time control for complex industrial processes, material handling, and high-speed automation systems. It features 1 MB of battery-backed RAM and 256 KB of non-volatile flash memory, supporting advanced floating-point calculations and large-scale I/O configurations.
Features
- 96 MHz, 80486DX4 microprocessor for high-speed execution (0.4 microseconds per Boolean function).
- Single-slot design with three integrated serial ports.
- 1 MB of battery-backed user memory and 256 KB of non-volatile flash memory.
- Supports up to 12,000 discrete I/O points and 8,000 analog I/O points.
- Integrated battery-backed calendar clock.
- Three-position operation mode switch for manual control of program and configuration security.
- Supports VME C.1 standard backplane communication for seamless integration with Series 90-70 option modules.
Applications
- Process Manufacturing: Batch processing and fluid control in chemical and pharmaceutical plants.
- Material Handling: Automated assembly lines and distribution center conveyor systems.
- Power & Utility: Turbine control, generator monitoring, and electrical distribution management.
- Metalworking: High-precision control for drilling, welding, and machining equipment.
Technical Specifications
| Model |
IC697CPX782 |
| Microprocessor |
80486DX4 |
| Clock Speed |
96 MHz |
| RAM |
1 MB (Battery-backed) |
| NV-RAM |
256 KB |
| Input Voltage |
5V DC |
| Boolean Execution Time |
0.4 microseconds |
| Operating System Support |
MS-DOS / Windows based programming |
Installation Guidelines
- Ensure the PLC rack is powered down before inserting or removing the CPU module to prevent electrical damage.
- The module occupies a single slot in the Series 90-70 backplane; ensure it is fully seated and the retaining screws are tightened to maintain a secure connection.
- Use shielded communication cables for serial ports to minimize EMI interference in industrial environments.
- Handle the module using proper ESD (Electrostatic Discharge) precautions to protect sensitive internal components.
- The lithium battery provides approximately six months of memory retention; ensure the battery is replaced periodically according to the maintenance schedule.
FAQs
What is the primary function of the IC697CPX782?
The IC697CPX782 acts as the central processing unit for the Series 90-70 PLC, managing logic execution, I/O communication, and data processing for industrial control applications.
How is the module configured?
Configuration is performed using GE-compatible programming software running on a PC, which interfaces with the module via serial or Ethernet connections.
What does the front-panel keyswitch do?
The three-position keyswitch allows the user to manually lock the program and configuration data, providing a physical layer of security against unauthorized changes.