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GE DS3800DFXX
Product Name: GE Mark IV Speedtronic Multi-Format Display Interface Module
Product Overview: The DS3800DFXX is the universal display interface module for the Mark IV Speedtronic turbine control system. The “XX” suffix indicates the universal, multi-format configuration. It provides a configurable display interface that supports multiple display formats and protocols, including analog video (composite/RGB), digital serial (RS-232/RS-422), and raw data output for data loggers.
Detailed content
Technical Specifications:
- Brand: GE (General Electric)
- Series: Mark IV Speedtronic Turbine Control System
- Type: Display Interface Module
- Connectors: 37-pin D-sub connector (field communications); 96-pin DIN backplane
- Communications Ports: 2 × RS-232, 2 × RS-422 (configurable)
- Video Output: Composite video (NTSC/PAL) or RGB (configurable)
- Protocols: Mark IV proprietary, Modbus RTU (optional), raw data
- Data Formatting: Configurable for multiple display types
- Display Formats: Numeric, bar graph, trend, alarm, mimic diagram
- Update Rate: 1 Hz typical (display refresh)
- LED Indicators: Module status (green), communications activity (flashing)
- Operating Temperature: -30 °C to +65 °C ambient
Core Function: Provides universal display interface supporting multiple display formats and protocols for the Mark IV Speedtronic system.
Functional Features:
- One module handles mixed displays—old CRT monitors, new LCD panels, and data loggers requiring raw serial data
- Multi-format display output
- Configurable protocols
- Eliminates display compatibility issues by replacing single-format display modules
Application Scenarios: GE Mark IV Speedtronic Turbine Control System, where the plant has mixed displays and requires a single universal interface module.
