Key Specifications
1. Power Supply
Input Voltage: 18-32 VDC (24 VDC nominal)

Power Consumption: 8W typical

Reverse Polarity Protection: Basic diode protection

2. Speed Sensing
Input Type: Magnetic pickup (MPU) only

Frequency Range: 10 Hz to 10 kHz

Minimum Signal: 1.0 Vrms

Input Channels: Single (no redundancy)

3. Control Outputs
Primary Output:

4-20 mA analog (10-bit resolution)

0-10 VDC analog

Auxiliary Outputs:

1x digital alarm relay (0.5A @ 30 VDC)

4. Control Performance
Speed Regulation Accuracy: ±0.5% of setpoint

Response Time: <120ms for 10% load change

Adjustable Parameters:

Speed setpoint

Gain

Stability

Acceleration rate

5. Communication Interface
Configuration Port: RS-232 (front accessible)

Protocol: Proprietary Woodward protocol

6. Protection Features
Fixed overspeed shutdown (110% of setpoint)

Basic underspeed warning

Power loss detection

7. Environmental Specifications
Operating Temperature: -20°C to +60°C

Humidity: 5-90% non-condensing

Vibration: 2g (10-200 Hz)

Enclosure Rating: IP20 (requires protective enclosure)

Functional Description
1. Basic Speed Control
Maintains engine speed within ±0.5% of setpoint

Fixed droop characteristic (3% typical)

Manual speed adjustment via potentiometer

2. Engine Protection
Fixed overspeed protection threshold

LED indicator for overspeed condition

Basic fault detection

3. User Interface
3-digit LED display for speed indication

3x status LEDs:

Power ON

Speed OK

Fault

Front-panel potentiometers for:

Speed adjustment

Gain adjustment

4. System Integration
Compatible with mechanical actuators

Basic electronic actuator support

Standalone operation (no network capability)

5. Diagnostics
LED fault indication

Basic system status monitoring

Typical Applications
Small backup generator sets

Agricultural equipment

Industrial pumps

Basic compressor drives

Light marine auxiliary power

Physical Characteristics
Dimensions: 120 × 90 × 45 mm (W × H × D)

Weight: 0.4 kg

Mounting: Panel mount only

Connectors: Screw terminals

Ordering Information
Base Model: 9907-018

Accessories:

Configuration cable (P/N: 9907-CBL-01)

Mounting kit (P/N: 9907-MNT-01)