Product Introduction
The GE IC697CPU788 Central Processor Unit is a high-performance CPU designed for the Series 90-70 PLC system, providing robust processing capabilities for demanding industrial automation applications. This CPU features a 20 MHz microprocessor with floating-point arithmetic, allowing precise and fast execution of complex instructions in real-time control environments.
The IC697CPU788 is engineered for single-slot installation, simplifying rack design while maintaining high computational power. It supports up to 16,000 I/O points, making it suitable for large-scale automation systems requiring extensive monitoring and control. With an integrated serial communication port, the CPU can connect seamlessly with HMIs, SCADA systems, and other expansion modules, enabling comprehensive process automation.
Designed with robust diagnostics and error detection, the IC697CPU788 ensures reliable operation in challenging industrial environments. Its architecture supports advanced computational functions including floating-point arithmetic, which is essential for analog control, multi-variable PID loops, and data-intensive applications.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model Number | IC697CPU788 |
| CPU Type | Series 90-70 Central Processor Unit |
| Microprocessor | 20 MHz, 16-bit with floating-point support |
| I/O Capacity | Up to 16,000 I/O points |
| Number of Slots Required | Single slot |
| Serial Ports | 1 RS-232/RS-485 communication port |
| Memory | 128 KB RAM standard, expandable via optional modules |
| Program Storage | 256 KB standard, battery-backed |
| Processing Speed | Typical scan time < 1 ms for 1,000 instructions |
| Instruction Set | Full Series 90-70 instruction set including floating-point operations |
| Communication Protocols | Modbus RTU, DNP3 (optional), Series 90-70 proprietary protocol |
| Power Supply | 5 V DC via rack backplane |
| Operating Temperature | 0°C to +60°C |
| Storage Temperature | –40°C to +85°C |
| Humidity | 5% to 95%, non-condensing |
| Mounting | Single-slot rack installation |
| Dimensions (L×W×H) | 200 × 35 × 120 mm |
| Weight | 0.807 kg |
| Diagnostics | Built-in self-test, status LEDs, and error detection |
Product Applications
The IC697CPU788 is widely used in industrial process automation and complex control systems, where large I/O capacity, high processing speed, and precise analog computations are required.
Typical Applications Include:
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Petrochemical and Chemical Plants: Control of reactors, distillation processes, and chemical mixing systems.
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Power Generation: Management of turbines, generators, and auxiliary equipment.
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Oil and Gas Industry: Pipeline monitoring, compressor stations, and pump control.
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Water and Wastewater Treatment: Supervisory control of filtration, chemical dosing, and flow regulation.
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Manufacturing Lines: Robotics, automated assembly lines, and high-speed production systems.
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SCADA and Process Monitoring: Integration with HMIs, data acquisition systems, and remote monitoring networks.
Product Advantages
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High Performance: 20 MHz microprocessor with floating-point capability ensures fast and precise execution.
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Large I/O Capacity: Supports up to 16,000 I/O points, ideal for large-scale control systems.
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Single-Slot Design: Simplifies rack installation while maintaining high processing power.
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Integrated Communication: Serial port enables flexible connectivity to HMIs, SCADA, and other PLCs.
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Floating-Point Support: Provides accurate analog calculations and efficient PID control.
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Robust Diagnostics: Built-in error detection, self-test, and status monitoring for reliable operation.
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Scalable Architecture: Fully compatible with all Series 90-70 modules and expansion racks.
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Industrial Reliability: Operates under standard industrial temperature and humidity conditions.
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Energy Efficient: Optimized power consumption relative to computational capability.
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Advanced Automation Support: Suitable for mission-critical process and manufacturing control systems.
FAQ
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What is the maximum I/O capacity of the IC697CPU788?
The IC697CPU788 can manage up to 16,000 I/O points, allowing extensive system monitoring and control for large industrial installations. -
Does this CPU support floating-point arithmetic?
Yes, it provides full floating-point support, ensuring precise analog calculations and enhanced process control accuracy. -
How does the CPU communicate with other devices?
It includes a serial port (RS-232/RS-485) compatible with standard protocols and Series 90-70 proprietary communications. -
Can memory be expanded on this CPU?
Yes, optional RAM and program storage modules can be added to increase processing and program capacity. -
Is the IC697CPU788 compatible with all Series 90-70 racks?
Yes, it is a single-slot CPU designed to work with all standard Series 90-70 racks and modules. -
What built-in diagnostics does this CPU provide?
The CPU includes self-tests, status LEDs, and error detection to ensure operational reliability and facilitate troubleshooting. -
What types of applications are best suited for this CPU?
It is ideal for high-demand process control, manufacturing automation, SCADA integration, and multi-variable PID loop control. -
What is the typical program scan time?
The CPU can execute 1,000 instructions in less than 1 millisecond, ensuring rapid and accurate real-time processing. -
Can this CPU interface with SCADA or HMIs?
Yes, the integrated serial port allows seamless communication with SCADA systems, HMIs, and other remote monitoring platforms. -
Can it operate reliably in industrial conditions?
Yes, the CPU operates effectively between 0°C to +60°C and in 5% to 95% non-condensing humidity, making it suitable for harsh industrial environments.
Related Models (Same Series)
| Model Number | Description |
|---|---|
| IC697CPU781 | Standard CPU for Series 90-70 systems |
| IC697CPU782 | High-speed CPU with 16,000 I/O capability |
| IC697CPU785 | Enhanced CPU with expanded memory and serial ports |
| IC697CPU786 | Advanced CPU supporting dual serial ports and floating-point operations |
| IC697CPU787 | CPU optimized for motion control and large-scale automation |
| IC697CPU780 | Basic CPU for small to medium control applications |
Popular Models from GE Series 90-70
| Model Number | Description |
|---|---|
| IC697MDL740 | Digital Input Module |
| IC697MDL741 | Digital Output Module |
| IC697MDL742 | Analog Input Module |
| IC697MDL745 | Analog Output Module |
| IC697CHS771 | VME Integrator Rack |
| IC697CHS782 | 17-Slot VME Integrator Rack with Front and Rear Mount |
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