Woodward 9907-166 505E Digital Governor
- Product Name: Woodward 9907-166 505E Digital Governor
- Product Description: An advanced 505E model controller for complex extraction/admission steam turbines, featuring universal AC/DC power input and enhanced process control capabilities.
Technical Specifications:
- Power Supply: 88–132 VAC or 90–150 VDC, 47–63 Hz
Detailed content
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- Control Capability: Manages HP, LP, and extraction valves simultaneously
- Analog I/O: 6 analog inputs, 6 programmable analog outputs (4–20 mA)
- Discrete I/O: 16 contact inputs, 8 relay outputs
- Dual Communication Ports: RS-232/RS-485 (Modbus ASCII/RTU)
- Dimensions: 356 x 279 x 102 mm
- Weight: 4.5 kg
- Certifications: Class I Div 2, Zone 2, CE
- Key Features:
- Multi-variable control for extraction pressure and flow
- High-accuracy load sharing between multiple turbines
- Enhanced transient response for unstable processes
- Built-in steam flow calculation and heat rate monitoring
- Multi-level password security for configuration
- Multi-language user interface support
- Advanced data logging for performance analysis
- Applications: Complex extraction/admission steam turbines, large cogeneration facilities, industrial process plants, and utility power generation.












