WOODWARD DPG-2201-002 Speed Control Governor

Product Overview

The WOODWARD DPG-2201-002 is an APECS digital speed controller/governor designed primarily for diesel and gas engines in generator-set applications. It provides precise engine speed regulation, isochronous operation, and droop control.

Technical Specifications

• Model: DPG-2201-002
• Type: Digital Speed Controller / Governor
• Application: Diesel & Gas Engines
• Control: Isochronous & Droop Speed Control
• Input Voltage: 9–30 VDC
• Speed Control: Microprocessor-based
• Droop Range: 0–10%
• Control Accuracy: Approx. 0.25%
• Adjustment: Built-in user interface
• Control Functions: Speed setting, acceleration/deceleration, startup and torque limits
• Communication: Serial communication port
• Protection: Reverse battery protection and engine overspeed detection

Advantages & Features

• Precise and stable engine speed control
• Supports isochronous operation for generator applications
• Adjustable 0–10% droop for load-sharing applications
• Fast response to engine speed and load changes
• Programmable PID parameters for optimized engine response
• Built-in failsafe can drive the actuator toward minimum fuel if the speed signal is lost
• Remote setup and speed adjustment capabilities

Applications

• Diesel Generator Sets
• Gas Engine Generator Sets
• Standby Power Systems
• Prime Power Generation
• Industrial Engines
• Marine Engine Systems
• Pump and Compressor Drives

Important Notes

• Verify the 9–30 VDC power supply and wiring before installation.
• Correct engine speed-sensing and actuator connections are essential.
• Controller parameters should be configured according to the specific engine and actuator.
• Proper tuning is required to achieve stable speed control.
• Observe electrostatic-discharge precautions when handling the controller.
• Confirm the complete model number and existing system configuration before replacement.