Digital guide
You are here:
Woodward 9907-207
Product Overview
A high-performance microprocessor-based controller from Woodward’s 721 series, designed for precise speed regulation and process control of diesel/gas engines and industrial turbines. It integrates closed-loop speed control, load sharing, and system protection into a compact metal chassis, supporting both standalone and parallel genset operations. The unit accepts diverse speed sensor inputs and provides configurable actuator drive outputs, ensuring stable and reliable performance in harsh industrial environments.
Detailed content
Technical Specifications
- Power Supply: 88–132 VAC, 90–150 VDC, 18 W power consumption
- Speed Input: Compatible with magnetic pickup (MPU) and proximity switch signals
- Actuator Output: 0–200 mA proportional current drive
- Relay Contact Rating: 2.0 A resistive at 28 VDC; 0.1 A resistive at 115 VAC
- Operating Temperature: -40 °C to +70 °C
- Storage Temperature: -55 °C to +105 °C
- Dimensions: 413 mm × 292 mm × 60 mm
- Weight: 2.37 kg
Functional Characteristics
- Precision isochronous and droop speed control modes
- Real kW load sharing for parallel generator sets
- Integrated overspeed, underspeed, and reverse power protection
- Configurable start/stop logic with fuel limiting
- On-board self-diagnostics for power supply, memory, and processor
- Multiple communication options for remote monitoring and configuration
Application Scenarios
Industrial generator sets, gas turbine control systems, marine propulsion engines, standby power systems, and combined heat and power (CHP) plants.
