Woodward 9907-162 Digital Governor

Product Introduction

The Woodward 9907-162 Digital Governor is a high-performance electronic speed controller specifically designed for the precise regulation of engine and turbine speed in power generation, marine, and industrial applications. This digital governor provides fast response, robust control, and adaptability to various types of prime movers, including diesel and gas engines.

Engineered for critical control scenarios, the 9907-162 leverages microprocessor-based technology to ensure stable operation under rapidly changing loads and environmental conditions. It offers customizable PID parameters, a wide range of I/O, and the ability to communicate with other control systems via serial interfaces, making it ideal for both new installations and retrofit applications.

With a rugged build and user-configurable features, this governor supports both isochronous and droop modes, as well as load sharing in multi-unit systems, ensuring maximum operational flexibility and reliability.

Product Specifications

Product Applications

The Woodward 9907-162 is designed for demanding industrial environments where precise speed control and system integration are essential. Typical applications include:

• Power Generation: Controls diesel and gas generators for isochronous or parallel load operation.

• Marine Propulsion Systems: Maintains stable engine speed and enables coordinated load sharing in multi-generator systems.

• Oil and Gas Compressors: Regulates turbine or engine-driven compressors for optimal performance.

• Process Industry Equipment: Controls engine or turbine speed for equipment like pumps and blowers.

• Co-Generation and CHP Systems: Ensures stable operation when exporting power to the grid.

• Retrofit Projects: Ideal for upgrading legacy analog governors with a digital platform.

Product Advantages

• Precise Digital Control
  Provides accurate and consistent speed regulation through advanced PID logic.

• Flexible Input/Output Configuration
  Supports a wide range of sensor inputs and control outputs for adaptability.

• Multi-Mode Operation
  Operates in isochronous, droop, and load-sharing modes, ideal for complex systems.

• Fast Dynamic Response
  Rapid processing ensures smooth response to load transients or mechanical disturbances.

• Remote Communication
  Built-in Modbus allows integration into SCADA and remote monitoring systems.

• Rugged Industrial Design
  Operates in harsh temperature and humidity conditions with robust construction.

Frequently Asked Questions (FAQ)

1. What is the main purpose of the Woodward 9907-162 governor?
   It is designed to control engine or turbine speed with high precision in industrial and power generation applications.

2. What types of engines is this governor compatible with?
   It works with diesel, gas, and steam engines, as well as turbines.

3. Does it support remote configuration or monitoring?
   Yes, it offers RS-232/RS-485 communication with Modbus protocol.

4. Can the governor be used for load-sharing applications?
   Absolutely. It supports load sharing between multiple units in parallel operation.

5. What speed input signals are supported?
   It accepts signals from magnetic pickups or active speed sensors ranging from 0.5 to 25,000 Hz.

6. What control outputs are available?
   The unit can output PWM, current (4–20 mA), and voltage signals.

7. Is this governor suitable for marine use?
   Yes, it is often used in marine propulsion and auxiliary systems.

8. Can it operate in high-temperature environments?
   Yes, the operating temperature range is from -40°C to +70°C.

9. What certifications does it have?
   The governor is CE, UL, and CSA certified for industrial use.

10. Is this model suitable for retrofit applications?
    Yes, its flexible input/output and mounting options make it ideal for replacing analog governors.

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Frequently Asked Questions (FAQ)

1. What is the main purpose of the Woodward 9907-162 governor?
   It is designed to control engine or turbine speed with high precision in industrial and power generation applications.

2. What types of engines is this governor compatible with?
   It works with diesel, gas, and steam engines, as well as turbines.

3. Does it support remote configuration or monitoring?
   Yes, it offers RS-232/RS-485 communication with Modbus protocol.

4. Can the governor be used for load-sharing applications?
   Absolutely. It supports load sharing between multiple units in parallel operation.

5. What speed input signals are supported?
   It accepts signals from magnetic pickups or active speed sensors ranging from 0.5 to 25,000 Hz.

6. What control outputs are available?
   The unit can output PWM, current (4–20 mA), and voltage signals.

7. Is this governor suitable for marine use?
   Yes, it is often used in marine propulsion and auxiliary systems.

8. Can it operate in high-temperature environments?
   Yes, the operating temperature range is from -40°C to +70°C.

9. What certifications does it have?
   The governor is CE, UL, and CSA certified for industrial use.

10. Is this model suitable for retrofit applications?
    Yes, its flexible input/output and mounting options make it ideal for replacing analog governors.

Recommended Related Models (Same Series or Functional Alternatives)

Recommended Popular Woodward Models

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