World Of Controls understands the criticality of your requirement and works towards reducing the lead time as much as possible.
5439-762 - MicroNet CPU Module is available in stock which ships the same day.
5439-762 - MicroNet CPU Module comes in UNUSED as well as REBUILT condition.
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TECHNICAL SPECIFICATIONS:
Part Number: 5439-762
Manufacturer: Woodward
Series: MicroNet / MicroNet Plus Series
Product Type: Central Processing Unit (CPU) Module
Processor Architecture: High-Performance Industrial Microprocessor
Bus Interface: High-Speed VMEbus Backplane Interface
Onboard Memory: High-Speed Non-Volatile Flash & High-Density SRAM
Serial Communication Ports: RS-232 / RS-485 Service & Diagnostic Ports
Ethernet Interface: High-Speed Real-Time Network Port
Clock Frequency: High-Precision Internal Real-Time Clock (RTC)
Power Consumption: 12.0 W (Typical) / 15.0 W (Maximum)
Input Voltage Rail: +5 VDC (Supplied via VME Chassis Backplane)
Form Factor Frame Type: Single-Slot VME-Style Chassis Plug-in Card
Front Panel Interface: Status LED Indicators (Power, Run, Fault, Comm Activity)
Diagnostic Functions: Hardware Watchdog Timer, Memory Parity & Bus Error Check
Operating Temperature Limits: -40°C to +70°C (-40°F to +158°F)
Storage Temperature Range: -40°C to +85°C (-40°F to +185°F)
Relative Humidity Threshold: 5% to 95% (Non-condensing)
Conformal Coating: Standard Polyurethane PCB Coating
Vibration & Shock Standard: MIL-STD-810 & IEC 60068-2-6 Compliant
Repair Time: 3–7 Days
Availability: In Stock
Weight: Approximately 1.45 kg (3.20 lbs)
Country of Origin: United States
The 5439-762 is a MicroNet CPU Module designed and manufactured by Woodward for integration within MicroNet turbine control systems. Serving as the primary computing engine of the control architecture, it executes critical real-time application software for prime mover speed governing, fuel metering, sequence management, and system safety interlocks. By processing high-speed input signals from analog, digital, and speed sensor modules across the VME backplane, the module continuously solves complex control algorithms and issues real-time output commands to actuators, valves, and field trip loops.
TURBOMACHINERY GOVERNING & REAL-TIME ALGORITHM PROCESSING
Equipped with a powerful industrial microprocessor running on a dedicated real-time operating system (RTOS), the Module delivers deterministic control execution with ultra-low cycle latency. It executes software loops at fixed-rate groups prioritized specifically for high-speed governing and over-speed protection algorithms.
The module manages high-bandwidth data transfers across the internal VMEbus, ensuring synchronized communication between central processing logic, remote expansion I/O racks, and plant-wide Distributed Control Systems (DCS).
CONTINUOUS SELF-DIAGNOSTICS & FAIL-SAFE FAULT HANDLING
The Module incorporates continuous self-diagnostic testing to maximize uptime. Onboard supervisory circuits monitor power rail stability, microprocessor execution health, and memory parity. In the event of a software exception or memory fault, an onboard hardware watchdog timer halts execution, illuminates the red Fault LED, and releases the VMEbus system-fail signal to safely force all field I/O modules into their pre-configured fail-safe states.
WHY BUY FROM WOC
World of Controls is a trusted provider of critical parts lifecycle management, repair, and supply solutions for legacy and active Woodward turbine control systems. With deep expertise in MicroNet and MicroNet Plus platforms, we support power plants and industrial operators by ensuring reliable availability of essential control modules. Every 5439-762 MicroNet CPU Module undergoes rigorous multi-point functional testing, processor performance validation, VME bus communication verification, memory integrity checks, diagnostic testing, and thermal burn-in evaluation on active Woodward MicroNet test rigs to ensure dependable operation in demanding turbine environments. We maintain ready-to-ship inventory of unused and rebuilt modules to reduce procurement delays and minimize plant downtime, supported by experienced technical assistance, comprehensive warranty coverage, and worldwide express shipping for fast and reliable delivery.
What is the Woodward 5439-762?
The Woodward 5439-762 is a Central Processing Unit (CPU) Module designed for MicroNet and MicroNet Plus turbine control systems. It functions as the primary processing unit responsible for executing real-time control logic, managing turbine operations, processing field inputs, and issuing commands to connected control modules and actuators.
How does the CPU Module communicate with other MicroNet system components?
The module communicates through the high-speed VMEbus backplane interface within the MicroNet chassis. It enables synchronized data exchange between CPU processing functions, I/O modules, communication interfaces, and external Distributed Control Systems (DCS).
What communication interfaces are available on the Woodward 5439-762?
The module includes service and diagnostic communication ports such as RS-232/RS-485 interfaces along with high-speed network communication capability for system monitoring and integration.
Where can I buy a Woodward MicroNet CPU Module?
You can purchase the Woodward MicroNet CPU Module from World of Controls with options for unused, rebuilt, and repaired units. Request a quote to confirm availability and delivery options.
