WOODWARD 9907-163 Speed Control Module

Product Overview

Brand: Woodward
Model: 9907-163
Series: 505 Digital Governor Control
Product Type: Digital Speed Control Module / Turbine Governor Controller
Function: Microprocessor-based digital governor designed for steam turbine control applications. It controls single or split-range actuators to regulate turbine speed, load, and operating parameters.

Technical Specifications

• Controller Type: 505 Digital Governor
• Application: Steam turbine speed and load control
• Power Supply:
  • 88–132 VAC
  • 90–150 VDC
• Control Technology: Microprocessor-based digital control
• Actuator Control: Supports single or split-range actuators
• Display: 24-character LED display
• Keypad: 30-key operator keypad
• Analog Inputs: 6 programmable current inputs
• Discrete Inputs: 16 contact inputs
• Communication Interface: RS-232 / RS-422 serial communication
• Communication Protocol: Supports Modbus communication
• Enclosure: NEMA 4X protection enclosure
• Operating Temperature: Industrial temperature range
• Configuration Software: 505View / OpView
• Mounting: Panel mounted control unit

Advantages & Features

High-Precision Speed Control

Uses advanced digital control technology to provide accurate turbine speed regulation and stable operation.

Flexible Turbine Control

Supports single-valve and split-range actuator control, suitable for different turbine configurations.

Powerful Monitoring Capability

Provides multiple programmable inputs for monitoring speed, load, pressure, and other operating parameters.

Easy Operation & Configuration

Built-in LED display and keypad allow convenient parameter setting, monitoring, and troubleshooting.

Reliable Industrial Design

Designed for continuous operation in demanding industrial environments with high reliability.

Communication Capability

Supports serial communication with plant control systems for integrated automation and monitoring.

Typical Applications

• Steam turbine control systems
• Power generation plants
• Industrial turbine equipment
• Generator sets
• Mechanical drive turbine systems
• Energy management systems
• Process industry automation

Precautions

• Confirm the power supply voltage before installation.
• Verify compatibility with the turbine actuator system.
• Configure speed settings correctly to prevent overspeed conditions.
• Ensure proper grounding and shielding for signal wiring.
• Disconnect power before installation or maintenance.
• Backup existing parameters before replacing the controller.
• Perform system testing after installation.