Configured for DC feedback processing and power supply voltage conditioning in Speedtronic Mark V drive and turbine control systems, the GE DS200DCFBG2BNC (DS200DCFB DC Power Supply Board) provides direct physical/electrical execution.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | DS200DCFBG2BNC |
| Brand | GE General Electric |
| Origin | USA |
| Weight | 1.75 kg (3.85 lbs) |
| Dimensions | Standard Mark V Board Profile |
| Operating Temp | 0 to 60 deg C |
| Power Consumption | Logic board power drawing (< 15.0 W) |
| Primary Function | DC feedback signal scaling and power distribution |
| Assembly Type | Normal Assembly |
| PCB Coating | Normal Conformal Coating |
| Backward Compatibility | Fully compatible with first two revisions (DS200DCFBG2) |
Backplane Bus & Firmware Architecture
The DS200DCFBG2BNC processes incoming DC motor feedback signals and internal supply voltage rails before distributing telemetry across multi-pin header arrays to maintain high backplane bus communication velocity. Onboard signal scaling circuits condition feedback loops prior to passing digitized registers into the core rack processor, enabling stable I/O density scaling during high dynamic load transitions. Operating parameters and logic timing are governed directly by the primary Mark V controller firmware flash compatibility layer, eliminating the need for localized memory flash updates during card replacement.
Frequently Asked Questions
Q: Is the DS200DCFBG2BNC backward compatible with older DS200DCFBG2 circuit boards?
A: Yes. The DS200DCFBG2BNC maintains physical form factor, pinout alignment, and functional backward compatibility with the original first two revisions of the DS200DCFBG2 series.
Q: Can the DS200DCFBG2BNC board be installed or removed while system power is active?
A: No. Power to the control enclosure must be fully isolated before removal or installation to prevent physical damage from electrical arcing or signal spikes across connected power loops.
Q: What primary signal types pass through the DCFB board assembly?
A: The board conditions DC feedback voltage/current signals and regulates internal board-level power supply rails for distribution to adjacent control cards.
Field Installation Guidelines
- Isolate all incoming power supplies and field feedback transducers before attempting to remove or insert the board assembly.
- Wear a properly grounded ESD wrist strap connected to the enclosure chassis ground throughout installation to prevent damage to sensitive CMOS components.
- Carefully align all multi-pin ribbon cables with onboard pin headers before seating to prevent bent or broken terminal pins.
- Ensure all chassis mounting screws are fully tightened to maintain effective earth ground frame contact and ensure mechanical vibration stability.
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