D20 EME GE Module Parts Ethernet / Memory Expansion Module
The GE D20 EME is an Ethernet and memory expansion module designed for the GE Digital Energy D20/D200 RTU platform. It adds Ethernet communication capabilities and battery-backed SRAM expansion to support larger databases and more historical data in substation automation and SCADA environments.
| Manufacturer | General Electric (GE) |
|---|---|
| Product Model | D20 EME |
| Product Name | Ethernet/Memory Expansion Module |
| Product Series | GE Digital Energy D20/D200 |
| Product Type | Ethernet and Memory Expansion Card |
| Main Function | Ethernet communication and memory expansion |
| Compatible Systems | GE D20 and D200 RTU |
| Ethernet Standard | IEEE 802.3 |
| Ethernet Data Rate | 10 Mbps |
| Ethernet Media Options | 10BASE-T, 10BASE-2, 10BASE-FL |
| Ethernet Channels | 2 independent channels in Ethernet configurations |
| Memory Type | Battery-backed SRAM |
| Memory Options | 0 MB, 8 MB, or 16 MB |
| Installation | VME-based expansion module |
| Media Interface | Compatible Media Interface Card (MIC) |
| Typical Applications | Substation automation and SCADA communication |
- Flexible Ethernet Options: Supports 10BASE-T copper, 10BASE-2 coaxial, and 10BASE-FL fiber interfaces through compatible media interface cards.
- Expandable Memory: Offers 8 MB standard memory configurations with expansion to 16 MB in supported systems.
- Dual Ethernet Channels: Ethernet-equipped versions provide two independent 10 Mbps communication channels.
- Modular Architecture: Integrates into the existing D20/D200 VME-based controller architecture.
- Improved Data Capacity: Additional memory supports larger databases and more historical information.
- Legacy System Compatibility: Provides an upgrade path for installed GE substation automation systems.
| Model | Description |
|---|---|
| D20ME | D20 Main Processor Module |
| D20ME II | Enhanced D20 Main Processor |
| D20EME | Ethernet/Memory Expansion Module |
| 526-2100 | 8 MB EME with Ethernet |
| 526-2101 | 0 MB EME with Ethernet |
| 526-2102 | 8 MB EME without Ethernet |
| 526-2115 | 8 MB Memory Expansion Card |
It is used to add Ethernet communication and/or global memory expansion to GE D20 and D200 substation controllers.
It is designed for compatible GE Digital Energy D20 and D200 RTU systems.
Depending on the Media Interface Card configuration, it supports 10BASE-T, 10BASE-2, and 10BASE-FL.
Available configurations include 0 MB and 8 MB, with supported systems allowing expansion to 16 MB.
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