Woodward 9905-031
Product Name: 2301D Digital Speed Controller
Product Introduction: A high-performance, compact digital speed controller for diesel/gas engines and steam turbines. It provides precision speed regulation, load control, and system protection, with a user-friendly interface for easy configuration and monitoring.
Detailed content
Technical Specifications:
- Power Supply: 18–36 VDC
- Speed Signal Input: MPU (magnetic pickup), 0.5–32000 Hz
- Control Output: 4–20 mA proportional current
- Regulation Accuracy: ±0.01% steady-state
- Analog I/O: 4 configurable analog inputs, 2 analog outputs
- Digital I/O: 8 isolated digital inputs, 4 relay outputs
- Operating Temperature: -40 °C to +85 °C
- Dimensions: 152 × 89 × 35 mm
Functional Features:
- Isochronous and droop speed control modes
- Full-authority speed/load setting via 4–20 mA or 1–5 Vdc signals
- Integrated overspeed, undervoltage, and overcurrent protection
- Adaptive PID algorithms for dynamic response optimization
- Dual-redundant communication ports for reliability
- MIL-SPEC rugged construction for harsh environments
Application Scenarios:
- Gas turbine synchronization and load sharing
- Diesel generator set speed regulation
- Steam turbine control in power plants
- Oil and gas pipeline pressure management
- Industrial prime mover control systems












