This drive control and LAN communications board manages network data exchange in GE Mark V systems. It links the turbine controller with remote I/O and operator workstations. You will find this board in power generation plants and industrial turbine applications.
Key Technical Specifications
| Parameter | Details |
|---|---|
| Model Numbers | DS200DKLBG1A DS200DKLBG1ABB |
| Brand | GE (General Electric) |
| Category | Drive Control / LAN Communications Board |
| Dimensions (W x H x D) | 280 mm x 190 mm x 35 mm |
| Weight | 1.15 kg |
| LAN Ports | 2 x Genius LAN (153.6 kbps) |
| Serial Ports | 1 x RS-232, 1 x RS-485 |
| Onboard Energy Storage | 5 x 820 µF capacitors (4100 µF total) |
| Component Count | 236 discrete components |
| Processor | 16-bit microcontroller at 20 MHz |
| Processor Interface | 32-pin edge connector |
| Field Interface | 2 x 50-pin ribbon connectors |
| Network Protocol | Genius bus (token-passing) |
| Isolation | 2500V on all LAN ports |
| Status Indicators | 8 LEDs (LAN A, LAN B, COM, PWR, FLT) |
Physical Layout and Rack Mounting
This communications board measures 280 mm in width and 190 mm in height. Its depth reaches 35 mm for standard Mark V racks. The unit weighs 1.15 kilograms due to the dual LAN transformers and processor. Two edge connectors plug directly into the backplane for power and signals.
Internal Architecture and Energy Storage
Two hundred thirty-six components populate this multi-layer communications board. Five 820 µF capacitors form a 4100 µF total energy storage bank. This bank filters power for the microcontroller and LAN transceivers. Consequently, the board maintains network communication during power transients. A 16-bit microcontroller at 20 MHz handles all protocol processing.
LAN Communication and Redundancy
Two independent Genius LAN ports provide redundant network paths to I/O modules. Each port operates at 153.6 kbps using token-passing protocol. The board automatically switches to the backup LAN upon detecting a fault. A 2500V isolation barrier protects the backplane from network surges. Green LEDs indicate active LAN traffic and link status.
Serial Communication and Diagnostics
An RS-232 port connects to a laptop for diagnostic monitoring and configuration. An RS-485 port supports multi-drop connections to additional field devices. The board also logs network errors and communication statistics internally. Red LEDs trigger when the board detects LAN faults or processor errors. This design ensures reliable data exchange in demanding turbine environments.
Compatibility Note
Both DS200DKLBG1A DS200DKLBG1ABB share identical electrical and software specifications. The ABB suffix indicates a later hardware revision with enhanced LAN filtering. You can use either version interchangeably in any Mark V system.
Details
| Weight | 0.1 kg |
|---|---|
| Dimensions | 25 × 108 × 127 mm |
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