Series 90-70 | GE Fanuc IC697CPX772 96MHz 80486DX4 Central Processing Unit

Operational Performance

The IC697CPX772 serves as a high-tier processing engine for the GE Fanuc Series 90-70 PLC range. Centered around a powerful 80486DX4 microprocessor running at 96 MHz, this module is engineered to manage complex logic and high-speed data processing. The IC697CPX772 (Part Number: IC697CPX772) provides a rapid Boolean execution rate of 0.4 microseconds per function, making it suitable for large-scale industrial applications requiring precise timing and extensive calculation capabilities.

Technical Specifications

This VME-based CPU module integrates memory, processing, and communication interfaces into a single-slot footprint:

• Microprocessor: Intel 80486DX4 (96 MHz)

• Total Memory: 512 KB RAM / 256 KB Non-Volatile RAM (NV-RAM)

• Logic Execution: 0.4 µs per Boolean function

• Discrete I/O Capacity: Up to 2,048 points (any combination)

• Analog I/O Capacity: Up to 8,192 points

• Integrated Ports: One (1) RS-232 and Two (2) RS-485 interfaces

• Power Consumption: 3.1 Amps from the +5 VDC backplane bus

• Thermal Limits: 0 to 60 degrees Celsius operating temperature

• Mounting: Occupies one slot in an IC697 baseplate

Control Features and Connectivity

The IC697CPX772 is designed for software-based configuration, eliminating the need for physical jumpers or DIP switches. It supports a variety of programming languages through Logicmaster 90 or Proficy Machine Edition. With three onboard serial ports, the module facilitates simultaneous communication with programming terminals, HMI panels, and distributed I/O networks. The floating-point capabilities of the DX4 processor ensure high accuracy for PID loops and complex mathematical modeling in process control environments.

Maintenance and Reliability

Designed for long-term industrial service, the module features a battery-backed clock and memory system to preserve critical data during power outages. The front panel includes a three-position toggle switch for memory protection and run/stop control, along with diagnostic LEDs to monitor CPU health and serial port activity. Its VME standard architecture ensures compatibility with a wide range of Series 90-70 I/O and communication modules.