WOODWARD 9907-164 DIGITAL GOVERNOR TURBINE CONTROL is a high-performance microprocessor-based control module,
belonging to Woodward 505/505E series. It is specifically engineered for precise control and monitoring of steam turbines,
turbogenerators, and turboexpander modules, widely applied in power generation, oil & gas, marine, and chemical industries.
Product Specifications
Model Number: WOODWARD 9907-164 (DIGITAL GOVERNOR TURBINE CONTROL REV,N)
Manufacturer: Woodward Inc.
Origin: USA
Input Voltage: +24 Vdc at 1 A
Dimensions: 14W x 11H x 4D (inches)
Display Type: Two-line x 24 characters
Enclosure Type: IEC 60529, IP 56
Keypad/Display: 30 multi-function keypad
Operating Temperature: –4 to +140°F
Storage Temperature: -40 to +185°F
Humidity Standard: 20-55°C at 95% for 48 hours
Communication Interface: RS-232/RS-422 with Modbus protocol
Software Version: 505View or OpView™
Weight: 9.11 lbs
Inputs: 16 contact inputs (4 dedicated, 12 programmable); 6 programmable current inputs (4-20 mA)
Core Features
Integrated overspeed test button for safe turbine operation
Field-configurable via menu-driven software and front-panel control
Standard functions: critical speed avoidance, valve limiters, auto start sequence, shutdown first-out indicator
Controls steam turbines via single extraction/admission using split-stage actuators
Robust design to withstand industrial temperature variations, vibration, and electrical noise
High compatibility with Woodward
505/505E governor control systems
Application Fields
Ideal for power plants (thermal power, gas turbine units), oil & gas (oil extraction, pipeline compression),
marine (propulsion systems, backup power), chemical industry, and waste heat recovery systems, ensuring stable and efficient turbine operation.
Product Reliability
As an original Woodward component, 9907-164 is manufactured with strict quality control,
ensuring full compatibility with original systems. It is a critical spare part for maintaining operational continuity
of turbine control systems, preventing instability or unexpected shutdowns.
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