The Woodward 5501-469 is a high-performance PLC CPU module from the NetCon CPU_040 series. Designed for demanding industrial environments, this module acts as the central processing unit for turbine and engine control systems. It is engineered to provide precise, real-time control for critical machinery such as gas and steam turbines, diesel engines, and complex power generation equipment. You can find more industrial control solutions at the marine and industrial equipment portal.
Product Specifications
| Feature | Specification |
| Model | 5501-469 (NetCon CPU_040) |
| Dimensions | 11.2 cm x 10 cm x 13 cm |
| Weight | Approximately 0.91 kg |
| Origin | USA |
| Supply Voltage | 24 VDC |
| Power Consumption | 5 W |
| I/O Capacity | 8 Digital Inputs, 8 Digital Outputs |
| Memory | Large Load (LL) memory for complex tasks |
| Processor | 1GHz |
Application Areas
The 5501-469 CPU module is widely used in power generation and heavy industry. Key applications include:
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Turbine Control: Managing speed, load, and temperature for gas, steam, and hydro turbines.
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Engine Management: Providing closed-loop control for large diesel and gas engines used in ship propulsion or industrial power plants.
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Actuator Control: Driving hydraulic, electric, or pneumatic actuators to regulate flow, pressure, or mechanical position.
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System Sequencing: Handling complex logic, alarm management, and monitoring for auxiliary power systems.
Product Usage Guide
To install the 5501-469, mount the module into the designated VME slot within the NetCon control chassis. Ensure the power supply is set to a stable 24V DC. Before operation, connect the necessary communication lines (typically Ethernet, CAN, or Modbus) to facilitate data exchange with other system modules. The module is programmed using Woodward’s industry-standard IEC1131-3 environment, allowing engineers to implement control strategies using Function Block Diagrams or Ladder Logic. Always perform a system self-test via the application software after installation to verify that all I/O points are responding correctly and that the watchdog function is active.
Frequently Asked Questions (Q&A)
What is the main function of the 5501-469? It serves as the “brain” of the NetCon system, processing sensor data and executing PID control loops or sequencing logic to maintain stable machine performance. Is this module compatible with other NetCon components? Yes, it is designed to integrate seamlessly within the NetCon/MicroNet chassis architecture, communicating with I/O and communication modules over the VME bus. How do I troubleshoot a communication failure? Ensure the network cables are shielded and correctly terminated. Check the status LEDs on the module; if a communication error persists, verify the node address and protocol settings in the configuration software. Can this module withstand extreme temperatures? Yes, it is built for industrial durability and typically supports a wide operating temperature range; however, it should always be housed in a climate-controlled cabinet to ensure maximum component longevity. Does it have safety features? It includes built-in watchdog logic. If the CPU detects a critical malfunction, it triggers an “IOLOCK” state, which safely shuts down outputs to prevent damage to the connected machinery.
Recommended Similar Models
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Woodward 5466-1035 (MicroNet CPU Module)
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Woodward 5464-697 (CPU Processor Module)
