Description

GE IC693CPU372-AE

I. Overview

GE IC693CPU372-AE is the core processing unit of the GE Fanuc 90-30 series programmable logic controller (PLC), designed specifically for medium and large-scale automation control systems. As the core of the system, this CPU module is responsible for executing user programs, processing I/O data, managing communication tasks, and coordinating the work of other modules in the system. Its high-performance processor and rich memory configuration enable it to handle complex industrial control applications, and it is widely used in manufacturing automation, process control, energy management, and other fields.

II. Technical Parameters

1. Processor Performance

• CPU Type: High-performance 32-bit microprocessor
• Processing Speed: Execution time of basic logic instructions is less than 0.1μs/instruction
• Program Scan Cycle: Typical value is less than 1ms (depending on program complexity)
• Data Processing Capability: Supports integer and floating-point operations, and can handle complex mathematical algorithms

2. Memory Configuration

• User Program Memory: 2MB flash memory (expandable to 4MB)
• Data Memory: 2MB SRAM (with battery backup)
• Maximum I/O Image Table: 8192 points (digital) + 1024 words (analog)
• System Memory: 512KB (for operating system and system variables)

3. I/O Support Capability

• Local I/O Expansion: Supports up to 16 I/O modules (connected via backplane bus)
• Remote I/O Connection: Supports connection to remote I/O stations via DH+, Genius, or Ethernet
• Maximum I/O Points: 65,536 digital points, 8,192 analog points

4. Communication Interfaces

• Built-in Communication Ports:
• 1 RS-232 port (for programming and debugging)
• 1 DH+ port (for DeviceNet or DH+ network)
• 1 Ethernet port (10/100Mbps adaptive, supporting protocols such as Modbus TCP)
• Expanded Communication Options: Interfaces such as Profibus and CANopen can be expanded through communication modules

5. Power Supply and Power Consumption

• Operating Voltage: 24VDC (±15%)
• Power Consumption: Typical value 10W, maximum value 15W
• Backup Battery: Built-in lithium battery, supporting data backup for up to 200 days (typical value)

6. Operating Environment

• Temperature Range: 0°C to 60°C (operating temperature)
• Humidity Range: 5% to 95% (non-condensing)
• Vibration Resistance: Complies with IEC 60068-2-6 standard (10-57Hz, 1g)
• Shock Resistance: Complies with IEC 60068-2-27 standard (11ms, 15g)
• EMC Compatibility: Complies with EN 61131-2 standard, suitable for industrial environments

7. Physical Characteristics

• Dimensions: 177.8mm × 101.6mm × 114.3mm (height × width × depth)
• Weight: Approximately 1.2kg
• Installation Method: Standard DIN rail mounting or panel mounting
• LED Indicators: Power, operating status, communication status, fault indication

III. Functional Features

1. High-performance Processing Capability

• Adopts a high-speed 32-bit processor, capable of quickly executing complex control algorithms and logical judgments
• Supports multi-task processing, allowing multiple independent control programs to run simultaneously
• Equipped with floating-point arithmetic capability, suitable for application scenarios requiring precise calculations

2. Rich Programming Language Support

• Supports five programming languages of the IEC 61131-3 standard:
• Ladder Diagram (LAD)
• Function Block Diagram (FBD)
• Structured Text (ST)
• Instruction List (IL)
• Sequential Function Chart (SFC)
• Provides an intuitive programming environment, supporting offline programming and online modification

3. Powerful Communication Capability

• Built-in multiple communication interfaces, supporting multiple communication protocols such as industrial Ethernet and fieldbus
• Supports seamless integration with other PLCs, HMIs, and SCADA systems
• Provides remote programming and monitoring functions, facilitating system maintenance and fault diagnosis

4. Reliable System Design

• Uses industrial-grade components to ensure stable operation in harsh environments
• Built-in self-diagnostic function, real-time monitoring of CPU status and system faults
• Supports hot-swappable modules, facilitating system maintenance and upgrades
• Provides redundant power supply options to improve system reliability

5. Flexible Expansion Capability

• Supports expansion of multiple I/O modules, including digital, analog, and special function modules
• Can expand remote I/O and third-party device connections through communication modules
• Supports distributed control system architecture, adapting to application requirements of different scales

IV. Configuration and Programming Guide

1. Development Environment

• It is recommended to use GE Fanuc Proficy Machine Edition programming software
• Supports Windows 7/8/10 operating systems
• Provides complete programming, debugging, and diagnostic tools

2. Typical Configuration Example

// Example: Typical system configuration of IC693CPU372-AE
// 1. Local I/O configuration
IC693MDL655  // 16-point digital input module
IC693MDL665  // 16-point digital output module
IC693ALG223D // 8-channel analog input module
IC693PWR321  // Power supply module

// 2. Communication configuration
IC693CMM321  // Communication module (supports Modbus RTU)
IC693ETH322  // Ethernet communication module

// 3. Programming example (ladder diagram logic)
NETWORK 1: Start/Stop Control
    LD      I:0/0      // Start button
    O       O:0/0      // Output hold
    AN      I:0/1      // Stop button
    OUT     O:0/0      // Control output

NETWORK 2: Temperature Monitoring
    MOV     AI:1/0     N7:0     // Read temperature value
    CMP     N7:0       50       // Compare with set value
    JGE     OVER_TEMP           // Jump if greater than or equal to 50°C
    OUT     O:0/1              // Normal temperature indication

OVER_TEMP:
    OUT     O:0/2              // Over-temperature alarm

3. Communication Configuration Steps

• Create a new project in the programming software
• Configure CPU module parameters (model, memory allocation, etc.)
• Add I/O modules and communication modules
• Set communication parameters (IP address, baud rate, protocol, etc.)
• Write communication programs (such as Modbus TCP master/slave)
• Download the program to the CPU and perform debugging

V. Fault Diagnosis and Maintenance

1. Common Faults and Handling Methods