
Product Description
Woodward 9904-207 EGS-02 Electronic Control Unit - Precision Engine Governance
The Woodward 9904-207 EGS-02 ECU represents advanced electronic control technology engineered for demanding gas and diesel engine applications. This dual-voltage electronic control unit delivers reliable governor functionality with exceptional precision and response characteristics.
Technical Specifications
- Model Number: 9904-207
- Product Series: EGS-02 Electronic Governor System
- Operating Voltage: 12/24 VDC (auto-sensing)
- Control Type: Electronic isochronous/droop speed control
- Input Signals: Magnetic pickup, analog speed reference
- Output Signals: PWM actuator drive, status indicators
- Operating Temperature: -40°C to +70°C
- Protection Rating: IP65 environmental sealing
- Mounting: Panel or DIN rail compatible
Application Scenarios
The EGS-02 ECU excels in diverse industrial and power generation environments:
- Standby & Prime Power Gensets: Maintains precise frequency control during load transients and paralleling operations
- Marine Propulsion Systems: Provides stable speed regulation for auxiliary and main engines in harsh marine conditions
- Industrial Pump & Compressor Drives: Ensures consistent process control with programmable speed setpoints
- Oil & Gas Field Equipment: Delivers dependable control for wellhead compression and gas lift applications
- Emergency Power Systems: Fast response and auto-start capability for critical backup installations
Integrated Solutions & System Architecture
The 9904-207 integrates seamlessly with Woodward actuators, sensors, and supervisory controls. Compatible with standard magnetic pickups and position feedback devices, it supports both standalone and networked configurations. The unit features adjustable gain, stability, and droop parameters to optimize performance across engine platforms.
Common Questions & Answers
Q: Can the EGS-02 operate on both 12V and 24V systems?
A: Yes, the 9904-207 features auto-sensing voltage input and operates reliably on 12 VDC or 24 VDC without configuration changes.
Q: What actuator types are compatible?
A: The unit drives standard PWM-controlled actuators including Woodward EGB, EPG, and ProAct series, as well as third-party actuators with compatible input characteristics.
Q: Does it support isochronous load sharing?
A: Yes, when equipped with appropriate load-sharing modules, the EGS-02 enables precise isochronous paralleling for multi-genset installations.
Q: What is the typical response time?
A: The controller achieves sub-100ms response to speed deviations, ensuring rapid load acceptance and stable frequency regulation.
Warranty & Support
Every Woodward 9904-207 EGS-02 ECU is backed by a 12-month manufacturer warranty covering defects in materials and workmanship. Technical support and application engineering assistance are available to ensure optimal system integration and performance.
Related Products
| Product | Description | Link |
|---|---|---|
| Woodward 8440-2179 EasyGen-3500XT | Advanced genset controller with integrated governor and protection | View Product |
| Woodward 8400-016 EPG Actuator | 24 VDC electric governor actuator for precise fuel control | View Product |
| Woodward 9905-864 505 Digital Control | Digital turbine control system for steam and gas turbine applications | View Product |
© 2025 INDUSTRIAL CONTROL HUB. All rights reserved.
Original Source: https://www.indctrlhub.com
Contact: sales@indctrlhub.com | +0086 18359243191