Digital guide
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Woodward 9905-930
- Product Name: 505 Digital Turbine Controller (Panel‑Mount)
- Product Description: A microprocessor‑based digital controller for single/dual‑actuator steam turbines, providing integrated speed, load, and pressure control with advanced protection and communication.
- Technical Specifications:
- Processor: 32‑bit industrial CPU
Detailed content
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- Control Modes: Speed, load, inlet/extraction pressure
- Inputs: 2 × MPU, 8 × analog (4–20 mA), 16 × discrete
- Outputs: 4 × analog, 8 × relay
- Communication: Modbus TCP/RTU, Ethernet
- Display: 2‑line LCD with keypad
- Key Features:
- Dual‑redundant speed sensing for safety
- Critical speed avoidance and valve position limiting
- Self‑diagnostics with real‑time fault logging
- User‑programmable via front panel or 505View software
- Applications:
- Industrial steam turbines (30 kW–500 MW)
- Power generation, refineries, chemical plants
- Turbine‑generator sets and mechanical drive systems
