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Product Introduction
The GE IC697CPU771 Central Processor Unit is a high-performance controller designed for industrial automation systems within the GE Fanuc Series 90-70 PLC family. It provides advanced computing power, flexible memory architecture, and extensive I/O capacity for complex industrial processes. With its capability to support up to 512 Kbytes of battery-backed expansion memory, the IC697CPU771 enables users to handle large applications that demand superior reliability and processing efficiency.
Operating at high speed with a 0.4 microseconds per Boolean function execution rate, this CPU is built to support demanding real-time control operations in manufacturing, energy, and process automation environments. It features expandable I/O configurations, allowing connection of up to 2K discrete inputs and outputs in any mix, making it suitable for both centralized and distributed control systems.
Technical Specifications
| Parameter | Description |
|---|---|
| Product Model | GE IC697CPU771 |
| Series | GE Fanuc Series 90-70 |
| Processor Type | 32-bit high-speed central processing unit |
| Clock Speed | 12 MHz nominal, optimized for real-time logic processing |
| Execution Time | 0.4 microseconds per Boolean function |
| User Memory | 32 KB fixed memory, expandable up to 512 KB with battery-backed RAM |
| I/O Capacity | 2K discrete inputs and outputs (any mix) |
| Program Memory Type | RAM with optional EPROM/EEPROM modules |
| Data Types Supported | Boolean, integer, floating point, BCD, and configurable data types |
| Communication Ports | Dual serial ports (RS-232/RS-485), Ethernet supported via module |
| Expansion Modules Supported | Memory, communications, analog, and digital I/O modules |
| Battery Backup | Yes, supports long-term retention of memory and configuration data |
| Operating Voltage | 5 VDC (supplied from the rack power supply) |
| Power Consumption | Approx. 3.5 W |
| Operating Temperature | 0°C to 60°C (32°F to 140°F) |
| Storage Temperature | -40°C to 85°C (-40°F to 185°F) |
| Humidity | 5% to 95% non-condensing |
| Dimensions (H × W × D) | 180 x 50 x 105 mm |
| Weight | 0.45 kg |
| Mounting Type | Rack-mounted (Series 90-70 rack system) |
| Standards Compliance | CE, UL, CSA, and FCC Class A certified |
Product Applications
The IC697CPU771 is used across multiple industrial sectors where deterministic control and reliability are essential. Typical applications include:
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Power Generation Systems – Control and monitoring of turbines, generators, and switchgear.
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Oil and Gas Processing – Supervisory control of compressors, pumps, and safety interlocks.
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Manufacturing Automation – High-speed logic execution for assembly lines and robotics.
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Water and Wastewater Management – Process sequencing and flow control in treatment facilities.
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Transportation and Material Handling – Conveyor control, crane automation, and traffic systems.
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Chemical and Pharmaceutical Production – Batch process control and real-time data tracking.
Product Advantages
The GE IC697CPU771 offers several performance and operational advantages:
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High-Speed Logic Execution — 0.4 µs per Boolean function ensures rapid response in time-critical applications.
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Expandable Memory — Supports up to 512 KB of additional battery-backed memory for large programs.
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Flexible I/O Configurations — Capable of handling 2K discrete inputs and outputs, configurable in any mix.
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Advanced Data Handling — Supports multiple data types, including floating point and configurable formats.
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Reliable Battery-Backed Storage — Maintains data and configuration during power loss, ensuring system continuity.
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Modular and Scalable Design — Easily integrates with other Series 90-70 modules for tailored system architecture.
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Proven Industrial Robustness — Designed for harsh industrial environments with wide temperature and humidity tolerance.
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Ease of Programming and Maintenance — Fully compatible with Logicmaster 90-70 and Proficy Machine Edition software.
FAQ
1. What type of memory expansion is supported by the IC697CPU771?
The IC697CPU771 supports battery-backed RAM expansion up to 512 Kbytes within the same slot, allowing for complex program handling and data retention.
2. Which communication interfaces are available on this CPU?
This CPU includes dual serial ports (RS-232/RS-485) and supports Ethernet communication through optional interface modules for system networking.
3. What programming software is compatible with this model?
The IC697CPU771 is compatible with Logicmaster 90-70 and Proficy Machine Edition, providing flexibility in programming, diagnostics, and maintenance.
4. Can the IC697CPU771 handle floating-point operations?
Yes, the CPU supports full floating-point arithmetic and configurable data types, enabling precise calculations for complex industrial processes.
5. How fast does the CPU execute Boolean logic instructions?
The IC697CPU771 performs Boolean functions at 0.4 microseconds per instruction, offering high-speed performance in real-time control systems.
6. What is the I/O capacity of the IC697CPU771?
It supports up to 2K discrete inputs and outputs, configurable in any mix, ideal for large-scale automation and process control applications.
7. Does the CPU support redundant configurations?
Yes, it can be deployed in redundant system architectures when paired with appropriate Series 90-70 modules for enhanced system reliability.
8. What type of rack is required for installation?
The CPU is designed for installation in the GE Fanuc Series 90-70 rack-mounted system, ensuring full compatibility with other GE I/O and communication modules.
9. Can user programs be retained after a power failure?
Yes, thanks to its battery-backed memory, both user programs and configuration data are preserved during power loss events.
10. What diagnostic features are available on the CPU?
The IC697CPU771 includes built-in self-tests, error diagnostics, and LED indicators that continuously monitor system status and operational integrity.
Related Models (Same Series)
| Model Number | Description |
|---|---|
| IC697CPU731 | 12 MHz CPU with 32K fixed memory and 512 discrete I/O support |
| IC697CPU732 | 12 MHz CPU, expandable memory with floating-point support |
| IC697CPU771 | High-performance CPU with 512 KB memory expansion capability |
| IC697CPU772 | Enhanced version with extended communication interfaces |
| IC697CPM790 | Advanced CPU with high-speed floating-point operations |
| IC697CPM925 | 64 MHz CPU with 1 MB memory and 12K I/O handling capacity |
Popular Models (Same Brand – GE Fanuc)
| Model Number | Description |
|---|---|
| IC693CPU364 | Compact PLC CPU with integrated Ethernet for Series 90-30 |
| IC695CPU310 | PACSystems RX3i CPU with high-speed processing capability |
| IC693CPU374 | 133 MHz CPU with Ethernet and serial communication |
| IC697CPM915 | 64 MHz CPU with 1 MB memory, ideal for complex control systems |
| IC200CPUE05 | VersaMax CPU with Ethernet and modular I/O support |
| IC695CPE305 | RX3i programmable automation controller with modern networking options |
