



Introduction
The Woodward 8235-639 Actuator is a precision control device designed for integration with engines, turbines, and generator control systems. It converts electrical control signals into mechanical motion to modulate fuel, air, or other process control elements accurately. Engineered for high reliability and durability, this actuator is optimized for industrial and power-generation environments, providing fast, repeatable, and precise response to control commands. Its rugged design ensures stable operation even under high vibration, temperature fluctuations, and harsh environmental conditions.
Technical Specifications
| Parameter | Specification / Estimate |
|---|---|
| Module Type | Actuator |
| Model Number | 8235-639 |
| Manufacturer | Woodward |
| Primary Function | Converts electrical control signals into precise mechanical motion for process control |
| Actuation Type | Electric or electro-mechanical (depending on configuration) |
| Control Input | Analog or digital control signals compatible with Woodward 8200/5500-series controllers |
| Feedback | Position feedback signal to control system for closed-loop control |
| Mounting | Direct mount to engine, turbine, or process control mechanism |
| Operating Environment | Industrial-grade; tolerant to temperature extremes, vibration, and electrical noise |
| Dimensions (H × W × D) | 210 × 160 × 80 mm |
| Weight | ≈ 3.0 kg |
| Construction | Rugged housing with reinforced mounting points and internal mechanical linkages |
| Safety Features | Overtravel stops, mechanical failsafe provisions, and feedback monitoring |
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