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The GE DS200XDSAG1A, also cataloged as the DS200XDSA LM Fuel Pressure Management Board, operates as a dedicated hardware component for turbine fuel level regulation and pressure limit control within Speedtronic Mark V Turbine Control System platforms.

Hardware Specifications

Parameter Specification
Model DS200XDSAG1A
Brand GE (General Electric)
Origin USA
Weight Standard PCB footprint
Dimensions Standard Mark V card slot size
Operating Temp 0 to 60 deg C
Power Consumption System backplane driven
Functional Acronym XDSA
Product Type LM Fuel Pressure Management Board
Signal Processing Fuel flow rate feedback and pressure clamping control
Voltage Protection Onboard capacitors, resistors, transistors, and integrated circuits
Application Target Aero-derivative (LM) gas and steam turbine drive units
PCB Coating Normal Coating
Functional Revision Group 1, Revision A

Backplane Bus Communication Velocity & I/O Density Scaling

The DS200XDSAG1A conditions and processes real-time fuel pressure signals to prevent over-power or under-power turbine operational excursions. Interfacing directly through the internal rack bus, the card delivers low-latency signal distribution to maintain maximum backplane bus communication velocity across control loops. Integrated voltage suppression networks safeguard analog processing lines, preserving firmware flash compatibility and ensuring high I/O density scaling throughout system operation.

Frequently Asked Questions

Q: How does the DS200XDSAG1A hardware execute voltage suppression on input channels?

A: The board incorporates onboard capacitor networks, precision resistors, transistors, and specialized integrated circuits designed to attenuate transient voltage spikes across control pathways.

Q: What is the primary operational distinction of the DS200XDSAG1A variant compared to the base DS200XDSA model?

A: The DS200XDSAG1A integrates a Group 1 hardware baseline with an A-rated functional product revision (G1A), incorporating upgraded component revisions over the original parent card.

Field Installation Guidelines

  1. Disconnect all electrical power sources supplying the Mark V control rack prior to card removal or installation.
  2. Verify a zero-energy state on all adjacent wiring harnesses and bus connections using a multi-meter.
  3. Wear an ESD wrist strap connected to cabinet frame ground throughout handling to protect static-sensitive components.
  4. Align the board carefully with the card guide rails inside the rack housing, ensuring all edge connectors seat firmly into the backplane.
  5. Tighten captive mounting screws evenly to maintain mechanical ground continuity and prevent vibration-induced loosening.

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