Description
- The WOODWARD 5441-693 is a high-performance CPU module designed for the Woodward MicroNet and MicroNet TMR (Triple Modular Redundant) control systems. This module serves as the primary processing engine for critical control logic, managing high-speed calculations for turbine governors and industrial engine systems. Equipped with a powerful microprocessor and dedicated memory, it executes complex control algorithms with minimal latency, ensuring stable operation of prime movers in power generation and oil and gas applications. Its rugged architecture is built to withstand the demanding thermal and electrical environments of industrial control rooms.
Product Parameters
- Brand: Woodward
- Model Number: 5441-693
- Module Type: CPU / Processor Module
- System Compatibility: MicroNet / MicroNet TMR
- Microprocessor: High-speed 32-bit architecture
- Communication Ports: Ethernet, Serial (RS-232/RS-485), and CAN interfaces
- Operating Voltage: Powered via MicroNet backplane
- Memory: Integrated Flash and RAM for application code and data logging
- Indicators: Front-panel LEDs for CPU Status, Run, and Fault diagnostics
- Standard Compliance: CE, UL, and CSA certified for industrial use
This processor board is the central intelligence of the MicroNet platform, providing the deterministic performance required to synchronize multiple I/O modules and maintain precise speed and load control.
Comparison with Similar Models
The 5441-693 is distinguished by its enhanced communication throughput and processing speed compared to older 5441-series CPUs. While earlier versions may rely on slower serial protocols, this model integrates robust Ethernet capabilities for modern SCADA and HMI interfacing. Unlike the Simplex-only CPU variants, the 5441-693 is specifically designed with the synchronization hardware necessary to operate in a TMR (Triple Modular Redundant) configuration, allowing three CPUs to perform “two-out-of-three” voting for maximum system fault tolerance and safety.
Operation Tips
- Firmware Verification: Ensure that the application software and Coder version are compatible with this specific hardware revision before attempting to load new control logic.
- Battery Maintenance: Check the status of the internal CMOS battery during scheduled maintenance to ensure that system parameters and real-time clock settings are preserved during power cycles.
- ESD Protection: Always wear a grounded anti-static wrist strap when handling or installing this module, as the high-speed processing components are highly sensitive to electrostatic discharge.
- Seating and Alignment: When inserting the module into the MicroNet rack, verify that the multi-pin backplane connectors are perfectly aligned to prevent pin damage; use the ejector handles to lock the module securely in place.
