GE IC693CPU351-DF

GE IC693CPU351-DF

Product Overview: The IC693CPU351-DF is a high-performance single-slot modular CPU module designed for the GE Fanuc Series 90-30 programmable logic controller (PLC) system. This module is part of the GE 350 to 364 CPU series developed specifically for industrial applications requiring faster processing speeds, increased memory capacity, and extensive I/O support. The “-DF” suffix indicates a specific firmware revision level, providing enhanced features and compatibility over earlier firmware versions. This CPU serves as the central processing unit for medium to large-scale automation systems, delivering reliable control execution with advanced computational capabilities.

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Category: SKU: GE IC693CPU351-DF

Description

GE IC693CPU351-DF

Technical Specifications:

Parameter Specification
Processor Type Intel 80386EX
Processor Speed 25 MHz
User Memory 240 KB (245,760 Bytes) with firmware 9.0 and later
Discrete I/O Points 2,048 Inputs / 2,048 Outputs (4,096 total)
Analog I/O Capacity 32,640 words maximum (each for %AI and %AQ)
Register Memory Up to 32,640 words
Binary Global Memory 1,280 bits
Memory Coils 4,096 bits
Temporary Output Coils 256 bits
System Status References 128 bits
System Registers Up to 28,000 words
Serial Ports 3 built-in ports
Power Supply Voltage 5 Volts DC
Backplane Current Draw 890 milliamps
Typical Scan Rate 0.22 milliseconds per 1K of Boolean logic
Floating-Point Math Supported (firmware 9.0 and later)
Battery-Backed Clock Yes
Timers/Counters More than 2,000
Shift Register Yes
Key Switch Yes
Operating Temperature 0°C to +60°C (32°F to 140°F)
Weight 0.91 kg (2.01 lbs)
Baseplates per System 8 (1 CPU baseplate + 7 expansion/remote)

Functional Features:

  • High-Speed 80386EX Processing: The 25 MHz Intel 80386EX processor delivers rapid execution of control logic with a typical scan rate of 0.22 ms per 1K Boolean contacts, ensuring real-time responsiveness for time-critical applications.

  • Extensive Memory Architecture: The 240 KB user memory is configurable across %R (register), %AI (analog input), and %AQ (analog output) memory types, allowing flexible allocation based on application requirements. For firmware versions prior to 9.0, user memory is 80 KB.

  • Triple Serial Communication: Three built-in serial ports provide versatile connectivity:

    • Port on power supply connector: SNP/SNP-X slave protocols
    • Port 1 and Port 2: RTU slave, SNP/SNP-X master/slave protocols
    • All ports support RS-232 and RS-485 communication standards

  • Floating-Point Mathematics: Hardware-accelerated floating-point math support enables complex calculations, PID control algorithms, and process optimization without performance degradation.

  • Battery-Backed Real-Time Clock: The integrated clock maintains time and date information during power outages, enabling time-stamped event logging, scheduled operations, and production shift tracking.

  • Sequential Event Recorder: Captures and records event sequences for troubleshooting and process analysis.

  • Override Capability: Allows manual override of outputs for maintenance and commissioning procedures.

  • Flash Memory Storage: Firmware and user programs stored in non-volatile Flash memory ensure data retention without battery dependency.

  • PCM/CCM Compatibility: Supports Programmable Coprocessor Module (PCM) and Communications Control Module (CCM) expansion for enhanced communication and processing capabilities.

Application Scenarios:

  • Manufacturing Automation: Assembly line control, robotic workcell coordination, and conveyor system management in automotive and electronics manufacturing.

  • Process Control: Chemical processing, pharmaceutical production, and food and beverage processing requiring precise analog control and complex mathematical calculations.

  • Water and Wastewater Treatment: Pump station control, filtration system management, and chemical dosing control with extensive I/O requirements.

  • Building Automation: HVAC control, lighting management, and energy monitoring systems in commercial and industrial facilities.

  • Material Handling: Automated storage and retrieval systems, sorting systems, and packaging machinery requiring high-speed logic execution.

  • Power Generation and Distribution: Substation automation, generator control, and load management systems.

Performance Parameters:

  • Scan Time: 0.22 ms per 1K Boolean logic (typical), ensuring rapid response to input changes and output updates.

  • I/O Update Rate: Supports high-speed I/O modules with update rates as fast as 0.5 ms for critical applications.

  • Communication Throughput: Serial ports support baud rates up to 115.2 kbps for efficient data exchange with HMI, SCADA, and other devices.

  • Memory Access Speed: Optimized memory architecture provides fast access to registers, discrete I/O, and analog data.

Material Composition:

  • PCB Substrate: Multi-layer fiberglass-reinforced epoxy laminate (FR-4) with high-temperature rating for industrial reliability.

  • Electronic Components: Industrial-grade semiconductors, capacitors, and resistors selected for extended temperature operation and long service life.

  • Connector Housing: High-impact thermoplastic with flame-retardant properties.

  • Front Panel: Durable polycarbonate with LED indicators and key switch.

Structural Characteristics:

  • Single-Slot Design: Compact form factor fits into a single slot of the Series 90-30 baseplate, maximizing rack space utilization.

  • Front Panel Interface: Features status LEDs, key switch, and serial port connectors for easy access and diagnostics.

  • Shield Ground Connection Tab: Provides dedicated grounding point for cable shielding to minimize electromagnetic interference.

  • Battery Compartment: Accessible battery holder for easy replacement of the lithium backup battery.

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