Description
The Woodward 5501-470 is a microprocessor-based Central Processing Unit (CPU) module engineered for Woodward NetCon and MicroNet digital control systems. In field deployments across heavy-duty gas and steam turbine management skids, this module acts as the core processing node responsible for executing system logic, PID control loops, and communication protocols.
Technical Specifications
| Parameter | Value |
| Manufacturer | Woodward, Inc. |
| Product Series | NetCon / MicroNet Control Platform |
| Part Number (MPN) | 5501-470 |
| Module Type | Central Processing Unit (CPU) / Controller Module |
| System Bus Interface | VMEbus architecture |
| Operating Temperature | -40 to +85 °C |
| Enclosure Protection | IP20 standard (intended for internal mounting within a protective industrial control cabinet rack) |
Supply Terms & Commercial Details
- Availability: Sourced through industrial automation surplus channels, specialized turbine control distributors, and legacy parts suppliers.
- Lead Time: In-stock hardware typically ships within 1 to 3 business days.
- Warranty: 12-month standard supplier replacement or repair warranty covering functional hardware defects.
- Condition: New Surplus, Factory Open Box, or Fully Tested Refurbished (verify specific packaging and test logs with your vendor prior to purchase).
- Pricing Note: Price subject to market conditions; contact us for a firm quote.
Engineering & Integration Guidance
When installing or replacing the 5501-470 module within a NetCon or MicroNet control rack, observe the following parameters:
- Rack Power Safety: Completely de-energize the main system power distribution panel before inserting or extracting the CPU module to prevent electrical arcing, VMEbus corruption, or pin damage.
- Electrostatic Discharge (ESD) Handling: Use a grounded antistatic wrist strap and handle the module carefully by its faceplate and edges to prevent electrostatic breakdown of sensitive internal microprocessors.
- Firmware and Software Versioning: Ensure that the application software configuration (such as GAP logic files) matches the CPU revision and operating system version before commissioning the turbomachinery package.
Frequently Asked Questions
What system architecture utilizes the Woodward 5501-470?
This CPU module is built specifically for Woodward NetCon and MicroNet digital control racks deployed in critical gas turbine, steam turbine, and industrial compressor management systems.
Can this module be hot-swapped?
No. Standard NetCon and MicroNet rack maintenance protocols require a complete system power-down of the backplane rail before removing or installing internal processing units.
What is the primary function of this module?
It serves as the computational heart of the control rack, managing real-time logic execution, input/output data scanning, speed governing algorithms, and supervisory communication interfaces.
