GE IS200ISBBG2AAB Mark VI Printed Circuit Board – Functional Summary
1. Primary Role
The IS200ISBBG2AAB is a critical I/O interface board in GE’s Speedtronic Mark VI turbine control system, serving as a signal processing hub for industrial gas/steam turbine operations.
2. Key Functions
Signal conditioning: Processes analog/digital inputs (sensors, switches) and outputs (actuators, alarms).
Redundant communication: Links with Mark VI controllers via VME bus for real-time control.
Protection logic: Supports turbine safety systems (overspeed, vibration, temperature monitoring).
3. Typical Applications
Turbine startup/shutdown sequencing.
Fuel valve control and combustion monitoring.
Ancillary system management (lube oil, cooling fans).
4. Advantages
Robust design for high EMI/industrial environments.
Hot-swappable for minimal downtime during maintenance.
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