General Electric DS200SLCCG3A G3A Revision SLCC Card
Manufacturer: GE Fanuc
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Part Number: DS200SLCCG3A
Condition：New with Original Package
Product Type: LAN Communication Card
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Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
Product Overview
The DS200SLCCG3A (functional acronym SLCC) is an authoritative LAN Communication Card manufactured by GE Fanuc for the Mark V Speedtronic turbine control system. This module is a mechanical necessity for establishing reliable data exchange between the turbine control rack and external networks or operator interfaces. It facilitates complex system coordination, high-speed diagnostics, and real-time monitoring in both gas and steam turbine applications. By integrating serial and LAN communication protocols, the DS200SLCCG3A ensures that critical operational data is transmitted with the precision required for synchronized power generation.
Detailed Technical Specifications
| Attribute | Details |
| Manufacturer | GE Fanuc / General Electric |
| Model Number | DS200SLCCG3A |
| Series | Mark V Speedtronic |
| Functional Acronym | SLCC |
| Product Type | LAN Communication Card |
| Revision | G3A (Group 3, Revision A) |
| Logic Voltage | 24 VDC (Typical) |
| Supported Interfaces | RS-232/422/485 Serial, LAN Interface |
| Connector Interface | Multiple high-density edge connectors for rack mounting |
| Diagnostic Hardware | Onboard Alphanumeric display and LED status indicators |
| Operating Temp | -40 °C to +70 °C (Industrial grade) |
| PCB Coating | Normal protective conformal coating |
| Weight | 0.8–1.0 kg |
Engineering and Operational Guidelines
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Network Interface Expertise: The DS200SLCCG3A acts as the primary communication gateway. It handles the low-level processing of LAN protocols, offloading these tasks from the main control processors to ensure turbine control loops remain deterministic and lag-free.
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Onboard Diagnostic Tools: A trustworthy feature of the DS200SLCCG3A is the integrated alphanumeric display. This provides real-time error codes and status messages, allowing engineers to identify communication faults or configuration mismatches without requiring external software tools during initial troubleshooting.
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System Coordination: In Triple Modular Redundant (TMR) systems, this board helps synchronize data across the <R>, <S>, and <T> cores. This expertise is critical for maintaining "State" consistency and ensuring that operator commands are executed uniformly across all redundant controllers.
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Industrial Ruggedization: Designed for the harsh environments of power plants and refineries, the board is built to withstand wide temperature fluctuations and electromagnetic interference (EMI). The industrial-grade components ensure a long service life even under continuous 24/7 operation.
Technical FAQ
Q: What does the G3A revision signify for this specific SLCC board?
A: The G3A suffix denotes the hardware group and functional revision level. In the Mark V system, different groups (G1, G2, G3) may have different memory capacities or processor speeds. It is an engineering best practice to match the group number exactly to ensure software compatibility with your specific turbine's PROM set.
Q: Can this card be replaced without powering down the entire control rack?
A: While the Mark V supports certain online maintenance tasks, the DS200SLCCG3A is a primary communication hub. Replacing it may result in a temporary loss of communication with the HMI or other nodes. It is recommended to perform replacements during a planned outage or follow specific GE hot-swap protocols if the system is configured for TMR redundancy.
Q: How do the diagnostic LEDs assist in fault detection?
A: The LEDs indicate the health of the 24VDC logic power and the activity level of the LAN/Serial ports. A steady "Heartbeat" LED usually indicates the board's internal processor is healthy, while rapid flashing on data LEDs confirms active network traffic.