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SKU: GE Fanuc IC697CPU782

GE Fanuc IC697CPU782 Series 90-70 Expandable Floating Point CPU

The IC697CPU782 is a 16 MHz floating-point processor for the GE Fanuc Series 90-70 PLC. It features an 80386DX microprocessor, supports 12K discrete I/O, and provides high-speed execution for complex automation tasks.

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GE Fanuc IC697CPU782 Series 90-70 Floating Point CPU Module

The GE Fanuc IC697CPU782 is a high-performance 16 MHz central processing unit featuring an 80386DX microprocessor and native floating-point math support for complex Series 90-70 PLC applications.

SEO Product Titles

  • GE Fanuc IC697CPU782 Series 90-70 Expandable Floating Point CPU
  • IC697CPU782 GE Fanuc PLC 16 MHz 80386DX Processor Module
  • GE Fanuc Model IC697CPU782 Programmable Controller Central Processing Unit

Product Overview

The GE Fanuc IC697CPU782 operates as a high-tier central processing unit for the Series 90-70 PLC platform. Engineers specifically utilize this module to handle complex arithmetic and high-density logic execution. Driven by an 80386DX microprocessor running at 16 MHz, this CPU executes Boolean functions at a rapid speed of 0.4 microseconds. Because the hardware includes integrated floating-point support, it excels in applications requiring Proportional-Integral-Derivative (PID) control and advanced mathematical modeling. Consequently, this processor acts as a mechanical necessity for heavy industrial sectors such as oil and gas, power generation, and chemical processing, where operators demand deterministic performance and precise analog regulation.

Computational Power and Memory Architecture

This processor module manages extensive data sets effectively, supporting up to 12 Kbytes of discrete I/O and 8 Kbytes of analog I/O points. Furthermore, the IC697CPU782 utilizes an expandable memory architecture that accommodates up to 512 KB of additional memory for enhanced program storage and data logging. To ensure system security and data integrity, the hardware incorporates a physical key switch for memory protection. This feature prevents unauthorized logic modifications and safeguards the process. Additionally, a dedicated lithium battery (IC697ACC701) maintains the volatile RAM for up to six months during power outages. As a result, critical process variables and user programs remain intact even during extended downtime.

System Integration and Environmental Durability

The CPU interfaces via the VME C.1 standard backplane, which enables seamless communication with a wide array of smart option modules and high-speed I/O. For configuration, engineers program the unit through serial, parallel, or Ethernet interfaces using Proficy Machine Edition, VersaPro, or Logicmaster 90-70. Moreover, the ruggedized chassis design withstands operational vibrations of 1 G and mechanical shocks up to 15 G. This durability ensures long-term reliability in harsh industrial environments. Meanwhile, dedicated LED indicators on the front panel provide real-time feedback regarding CPU health, battery status, and communications activity. For optimal thermal management, the module operates efficiently in temperatures ranging from 0 to 60 Celsius.

Technical Specifications

  • Manufacturer: GE Fanuc (Emerson)
  • Model Number: IC697CPU782
  • Microprocessor: 80386DX (16 MHz)
  • Execution Speed: 0.4 microseconds (Boolean)
  • Discrete I/O Capacity: 12 Kbytes
  • Analog I/O Capacity: 8 Kbytes
  • Expansion Memory: Up to 512 KB
  • Operating Temperature: 0 to 60 deg C
  • Weight: 0.62 kg
  • Dimensions: 4 cm x 21.8 cm x 29.3 cm
  • Origin: USA
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Hardware Specifications

ParameterSpecification
ModelIC697CGR935
BrandGE
OriginUSA
Weight0.75 kg
Dimensions4.0 cm x 21.8 cm x 29.1 cm
Operating Temp0 deg C to 60 deg C
Power Consumption3.1 A
Processor96 MHz 80486DX4
Memory1 MB
Execution Speed0.4 microseconds (Boolean)

Industrial Control System Performance

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Frequently Asked Questions

Q: What is the failover behavior if the primary controller experiences a fault?A: In a redundant pair, the secondary controller monitors the heartbeat of the primary. Upon detection of a primary fault, the secondary transitions to the active state instantaneously to prevent interruption of the process control loop.Q: Are there specific thermal requirements for operation at ambient temperatures above 50 deg C?A: Yes. Forced air cooling is required when the operating environment exceeds 50 deg C to ensure the heat dissipation of the 80486DX4 microprocessor and internal circuitry remains within specified safe limits.

Field Installation Guidelines

  • Ensure the rack slot is free of debris before inserting the module to guarantee proper contact with the backplane connector.
  • The module must be seated flush against the rack frame and secured using the provided mounting hardware to ensure electromagnetic compatibility and grounding.
  • Shielded serial cables connected to the RS232 or RS485 interfaces should be grounded at the controller end to mitigate noise interference in high-EMI environments.
  • Upon initial power-up, verify that the 3-position switch is set to the correct mode (Run/Stop) and that status LEDs indicate valid processor health before establishing field I/O connectivity.
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Hardware Specifications

ParameterSpecification
ModelIC693CBL305
BrandGE
OriginUSA
Weight0.14 kg
Dimensions45.0 cm x 6.2 cm x 1.6 cm
Operating TempStandard Industrial Range
Power ConsumptionPassive (No active components)
Cable Length30.5 cm (1 foot)
Interface TypeRS-232 / RS-485

PLC and Control Network Integration

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Frequently Asked Questions

Q: Does the IC693CBL305 cable support active signal buffering or protocol conversion?A: No. The IC693CBL305 is a passive wiring accessory designed specifically for physical port splitting. It does not contain active electronic components for signal amplification or protocol translation.Q: Can the cable be used to connect different electrical standards on Port 1 and Port 2 simultaneously?A: The cable is configured to route signals from the combined host connector to the designated 25-pin outputs. While Port 1 supports RS-232 and Port 2 supports RS-232 or RS-485, the limitation is defined by the host coprocessor module's internal configuration, not the cable itself.

Field Installation Guidelines

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  • Ensure the dual 25-pin connectors are properly identified and labeled as Port 1 and Port 2 during installation to avoid configuration errors.
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Hardware Specifications

ParameterSpecification
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BrandGE
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Weight0.06 kg
Dimensions11.0 cm x 3.5 cm x 3.0 cm
Operating TempStandard Industrial Range
Power ConsumptionPassive (No active components)
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Current Rating8 A

PLC and Control Network Integration

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Frequently Asked Questions

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