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The GE IS200VSVOH1BDC is a VME-based servo control card for the Mark VI Speedtronic™ turbine management system. Designed for precise actuator control in gas/steam turbines, it delivers high-speed analog output, robust feedback loops, and seamless integration with GE's control architecture. Its rugged design ensures reliable operation in critical power generation environments, supporting both hydraulic and electric actuator systems.
Product Specifications
Core Functions:
High-Precision Servo Control (4-channel analog output, ±10V DC, 16-bit resolution)
Actuator Position Feedback (LVDT/RVDT or potentiometer input support)
Dynamic Response Adjustment (configurable PID control loops)
Fault Detection & Diagnostics (real-time health monitoring)
Technical Specifications:
VME Bus Interface (compliant with IEEE 1014-1987)
Update Rate: 1kHz (sub-millisecond response for critical control)
Operating Voltage: +5V DC (VME backplane) & ±15V DC (analog circuits)
Environmental: -40°C to +70°C (conformal coated for humidity/dust resistance)
Integration & Communication:
Plug-and-Play in Mark VI Racks (auto-addressing via VME)
Turbine Control I/O Integration (supports GE's ToolboxST™ software)
LED Status Indicators (channel activity, fault codes, power status)
Safety & Compliance:
Redundant Channel Operation (supports N+1 configurations)
SIL 2 Capable (IEC 61508 functional safety)
Certifications: UL/cUL, CE, ATEX (Zone 2 optional)
Applications:
Gas/Steam Turbine Fuel Valve Control
IGV/Blade Pitch Actuation Systems
HRSG Bypass Damper Positioning
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