Key Features
✔ Advanced Control Algorithms

Dual PID control loops for speed and load

±0.1% speed regulation accuracy

Auto-tuning capability for optimal performance

✔ Flexible Operating Modes

Isochronous (0% droop) and droop modes (0-10% adjustable)

Load sharing for parallel generator operation

Base load and peak shaving capabilities

✔ Comprehensive Protection

Configurable overspeed/underspeed protection

Sensor failure detection and compensation

System diagnostics with fault logging

✔ Enhanced Connectivity

Multiple communication protocol options

Remote monitoring and control capability

USB port for local configuration

3. Technical Specifications
Electrical Parameters:

Parameter Specification
Power Supply 18-36V DC (24V nominal)
Current Consumption 1.2A typical @ 24V DC
Speed Input Magnetic pickup (1-12,000Hz) or analog (4-20mA/0-10V)
Analog Outputs 2x 4-20mA (actuator control)
Digital I/O 6 configurable inputs, 4 relay outputs
Performance Specifications:

Parameter Specification
Speed Range 50-10,000 RPM (configurable)
Control Accuracy ±0.1% of setpoint
Response Time <40ms for 10% load step
Droop Adjustment 0-10% (0.1% increments)
Environmental Specifications:

Parameter Specification
Operating Temperature -30°C to +70°C
Storage Temperature -40°C to +85°C
Vibration Resistance 5G (10-2000Hz)
Enclosure Rating IP65
Dimensions 180 × 140 × 50mm
Weight 1.5kg
4. Applications
Power Generation Systems:

Diesel and gas generator sets

Turbine control applications

Combined heat and power plants

Marine Applications:

Main propulsion control

Auxiliary engine governing

Dynamic positioning systems

Industrial Applications:

Critical process compressors

Pump control systems

Backup power systems

5. Communication & Integration
Standard Protocols:

Modbus RTU (RS-485)

CANbus (J1939)

Optional Protocols:

Ethernet TCP/IP

PROFIBUS DP

Configuration Tools:

Woodward Toolkit™ software

PC-Link for basic adjustments

System Compatibility:

Woodward ProAct® series

Legacy system upgrades

6. Ordering Information
Base Unit: 8404-067 (standard version)

Optional Accessories:

8404-067-CBL: Pre-terminated cable harness

8404-067-ETH: Ethernet communication module

8404-067-M: Marine certified version

7. Certifications & Compliance
Industry Standards:

IEC 61800

UL 508

CE Marking

DNV-GL (for marine applications)

EMC Compliance:

EN 61000-6-4 (Emission)

EN 61000-6-2 (Immunity)

8. Maintenance & Support
Firmware Updates: Available through Woodward support network

Diagnostic Features:

Built-in fault logging

Event history recording

Real-time monitoring

Service Life:

MTBF >100,000 hours

Recommended calibration interval: 2 years