GE Fanuc IC693PCM311 Programmable Coprocessor Module (PCM)

Technical Specifications

• Brand & Manufacturer: GE Fanuc (General Electric)
• Compatible PLC Series: Series 90-30 Programmable Logic Controllers
• Module Type: Programmable Coprocessor Module (PCM)
• Total Memory: 640KB
• Dedicated MegaBasic Program Memory: 190KB
• Communication Ports: 2 independent serial ports (shared front-panel connector)
• Supported Protocols: Modbus RTU, GE Fanuc CCM
• Programming Languages: MegaBasic, C language
• Power Supply: 5VDC (from PLC backplane)
• Current Consumption: 425mA @ 5VDC
• Power Consumption: ≤3.5W
• Diagnostic LEDs: 3 (Module OK, Port 1 Status, Port 2 Status)
• Memory Backup: Requires lithium battery (Model: IC693ACC301) for RAM retention
• Operating Temperature: -20°C to +60°C
• Physical Dimensions: 127mm × 102mm × 51mm
• Weight: 0.38kg
• Certifications: CE, UL
• Country of Origin: USA

Key Features

1. Enhanced Processing Power: Offloads complex algorithms, data manipulation, and communication tasks from the main PLC CPU, improving system throughput and response times.
2. Dual Serial Communication Ports: Equipped with two independent serial ports for simultaneous connectivity to multiple devices (e.g., HMIs, printers, barcode scanners, RTUs).
3. Multi-Protocol Support: Natively supports Modbus RTU (Master/Slave) and GE Fanuc CCM protocols, enabling seamless integration with third-party devices and GE automation systems.
4. User-Programmable Logic: Allows custom programming in MegaBasic or C to implement specialized functions (e.g., protocol conversion, data logging, custom control loops).
5. Large Memory Capacity: Provides 640KB total memory (190KB dedicated to user programs) for storing complex applications, data buffers, and communication logs.
6. Hot-Swappable & Easy Integration: Installs in any CPU baseplate slot (except Slot 1, reserved for power supply) of the Series 90-30 PLC, supporting hot swapping for minimal downtime.
7. Comprehensive Diagnostics: Features three status LEDs for real-time monitoring of module health and port activity; configurable indicators for custom diagnostics.
8. Rugged Industrial Design: Operates reliably in harsh environments with a wide temperature range and robust construction, ensuring long-term stability.

Application Scenarios

• Industrial Automation & Manufacturing:
  • Production Line Control: Manages high-speed data exchange between PLCs, HMIs, and peripheral devices (e.g., sensors, actuators).
  • Packaging Machinery: Implements protocol bridging between GE PLCs and third-party HMIs/drives (e.g., Siemens, Allen-Bradley).
  • Data Acquisition & Logging: Collects, processes, and stores real-time production data for quality control and compliance reporting.
• Power & Energy Systems:
  • Substation Automation: Functions as an RTU (Remote Terminal Unit) to monitor meters, protection devices, and grid equipment; transmits data to SCADA systems.
  • Power Plant Control: Handles complex communication tasks between PLCs, DCS, and auxiliary systems.
• Water & Wastewater Treatment:
  • Pump Station Control: Builds multi-protocol gateways to integrate diverse field devices (e.g., flow meters, level sensors, VFDs) from different manufacturers.
  • Remote Monitoring: Enables reliable data exchange between remote treatment sites and central control rooms.
• Building & Infrastructure Automation:
  • HVAC Control: Manages communication between PLCs, thermostats, and building management systems (BMS).
  • Elevator & Escalator Control: Supports high-speed data processing for precision motion control and safety monitoring.
• Logistics & Transportation:
  • Material Handling Systems: Controls conveyors, cranes, and automated guided vehicles (AGVs) with real-time communication and data processing.
  • Port & Terminal Automation: Integrates diverse equipment (e.g., cranes, scanners, RFID readers) for efficient cargo handling.

Additional Information

• Configuration & Programming: Set up and programmed via Proficy Machine Edition software, supporting online program downloading, variable monitoring, and communication debugging.
• Mode of Operation: Supports Program Mode (for logic development) and Run Mode (for execution); a front-panel restart button toggles between modes.
• Compatibility Notes: Not compatible with Series 90-30 PLCs equipped with embedded CPUs (Models 311, 313, 323); installation is restricted to CPU baseplates only (not supported on remote/expansion baseplates).