Digital guide
You are here:
Woodward 505XT 8200-1311
Product Name: 505XT Digital Turbine Control Module
Product Introduction: An advanced, next-generation digital controller for steam turbines, offering enhanced performance, expanded I/O, and modern communication capabilities. It supports complex control strategies and seamless integration with industrial networksWoodward.
Technical Specifications:
- Power Input: LV (18–32 VDC) or HV (88–264 VAC / 90–150 VDC)
Detailed content
- Operating Temperature: -40°C to +70°C
- Speed Input Range: 0.5–32,000 Hz (supports MPUs and active proximity probes)
- Discrete Inputs: 20 configurable contact inputs (15 shutdown, 15 alarm)
- Analog Inputs: 8 configurable 4–20 mA channels (expandable via LinkNet-HT)
- Actuator Outputs: 2 × 4–20 mA or 20–200 mA drivers
- Analog Outputs: 6 programmable 4–20 mA channels
- Discrete Outputs: 8 configurable relays (2 × 5A, 6 × 2A @ 24 VDC)
- Communication: Ethernet, CAN, RS-232/485 (Modbus RTU)
Functional Features:
- Enhanced actuator support for dual-coil and redundant valve configurations
- Support for SPC digital drivers for integrating valve assemblies
- LinkNet RTC node compatibility for distributed I/O expansion
- Duplexed input support for 7 critical analog signals (speed, load, cascade, etc.)
- Integral overspeed protection with built-in test capability
- First-out indication for 15 individual shutdown inputs
- Bumpless transfer between control modes on transducer failure
- Local/remote control priority with password security
- Comprehensive event logging (up to 300 events)
- Advanced diagnostics and system health monitoring
Application Scenarios:
- Large-scale steam turbine control in utility power plants
- Industrial process turbines with extraction/admission requirements
- Marine steam propulsion systems
- Cogeneration plants with complex load-sharing requirements
- Upgrades and retrofits for legacy turbine control systems
