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GE DS3800NDAC1E1FNDAC Interface Module
GE DS3800NDAC1E1FNDAC
GE DS3800NDAC1E1FNDAC is a dedicated network communication and data acquisition interface module under the Mark IV Speedtronic series gas turbine control system of General Electric (GE). As a key node in the network architecture of the Mark IV system, this module undertakes dual functions: first, serving as a network communication interface to realize high-speed data exchange between the controller and upper-level operator stations, engineer stations, or factory networks; second, acting as a data acquisition unit to centrally process and route process data from other I/O modules. The core value of GE DS3800NDAC1E1FNDAC lies in providing high-bandwidth and high-reliability data channels as well as centralized data management capabilities for the turbine control system. It ensures that operating parameters, control commands, and diagnostic information can be transmitted in real time and accurately between different levels of the system, serving as the “information hub” and “neural center” for ensuring the safe, efficient, and controllable operation of gas turbines.
Product Parameters
- Product Model: DS3800NDAC1E1FNDAC
- Manufacturer: GE (General Electric)
- Product Type: Network Data Acquisition and Communication Interface Module (for Mark IV system)
- Host Interface: Mark IV dedicated high-speed backplane bus
- Network Interface: Ethernet (10/100Base-TX, with RJ-45 interface)
- Communication Protocols: TCP/IP, SRTP (Scalable Reliable Transport Protocol)
- Functions: Centralized data acquisition, routing, and network services
- Operating Temperature: 0°C to +70°C
- Storage Temperature: -40°C to +85°C
- Power Requirements: +5V DC and ±15V DC supplied by Mark IV backplane
- Installation Method: Inserted into the dedicated slot of the Mark IV system rack
- Certifications: cULus, CE, compliant with industrial EMC requirements
Structure and Composition
The GE DS3800NDAC1E1FNDAC module adopts a multi-layer printed circuit board (PCB) design, conforming to the standard size and specifications of the Mark IV system. The edge of the board is equipped with gold-plated metal finger connectors, which are used to insert into the system backplane to obtain working power and conduct high-speed data exchange with the main processor and other I/O modules. The front of the module is usually equipped with multiple status indicator lights (LEDs) to display power supply, network link/activity, data transmission status, and module fault information. The board integrates a high-performance communication processor, Ethernet physical layer chip (PHY), memory unit, dedicated data routing ASIC, and bus interface logic. Network connection is realized through a standard RJ-45 interface. Its internal firmware is responsible for managing data streams, executing communication protocol stacks, and providing network services.
Key Features and Advantages
- High-Speed Data Throughput and Centralized Management: As a data concentrator, the module can efficiently collect and route process data from multiple I/O modules on the backplane, and upload it to the monitoring network through a high-speed Ethernet interface. This greatly reduces the communication load of the main processor and optimizes system performance and data flow.
- Reliable Industrial Network Connection: The module provides a reliable Ethernet connection based on the standard TCP/IP, enabling the integration of the Mark IV control system with the factory information network. This allows operators and engineers to remotely monitor unit status, access historical data, and perform diagnostics, improving the efficiency of operation and maintenance.
- Enhanced System Diagnostics and Accessibility: Through network connection, DS3800NDAC1E1FNDAC makes a large amount of real-time and historical diagnostic data accessible. Maintenance personnel can use dedicated software tools to view system status, module health, and event sequences in depth, greatly simplifying fault troubleshooting and predictive maintenance work.
- Seamless System Integration and Redundancy Support: As a native module of the Mark IV system, it is fully compatible with the system’s hardware and software. Its design usually supports redundant configurations or use with redundant networks, ensuring high availability of communication paths and avoiding data interruptions caused by single-point failures.
Application Fields
The GE DS3800NDAC1E1FNDAC module is specifically applied to gas turbine and steam turbine power stations equipped with the GE Mark IV Speedtronic control system. It is a crucial bridge between the power plant’s DCS (Distributed Control System) network and turbine-specific control, enabling the key operating parameters of the unit (such as speed, temperature, pressure, vibration) and control status to be integrated into the plant-wide monitoring system (SIS), realizing centralized monitoring and advanced optimization. Its network function is particularly important for combined cycle power plants and scenarios with multiple units.
Installation and Maintenance
Pre-Installation Preparation
Installation or replacement of the GE DS3800NDAC1E1FNDAC module must be performed by professionally trained personnel. It is imperative to ensure that the entire Mark IV system cabinet is completely powered off, verified for no electricity, and the LOTO (Lockout-Tagout) procedure is implemented. Confirm that the part number of the new module is completely consistent with the original module. Check whether the backplane slot and board edge connector are clean and free of damage. Plan the network wiring in advance and set the IP address (if required).
Maintenance Recommendations
During daily maintenance, pay attention to observing the status indicator lights of the module. Ensure that network cable connections are secure. Regularly check the module’s communication status and error logs through system diagnostic tools. Before making any network configuration changes or module replacements, back up the current system configuration. Module faults usually need to be diagnosed by the replacement method, and software configuration restoration may be required after replacement.
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Core Product Range
Control & Signal Modules
- Central Control Units: PLC, DCS, CPU modules
- Interface & Communication Modules: Input/Output (AI/AO/DI/DO) modules, fiber optic interface boards, communication modules
- Functional Boards & Cards: I/O boards, counting boards, data acquisition cards, gas turbine cards, FIM cards, embedded cards
Drive & Peripheral Equipment
- Servo drives, servo motors
- Industrial displays, industrial keyboards
- Controllers, encoders, regulators, sensors
Power & Connection Components
- Power modules, thyristor modules, terminal modules
- Wires, cables, power modules, control modules
Our Competitive Advantages
- Industry Expertise & Inventory Strength: With long-term experience in the industrial control sector, we maintain a large stock of in-demand products to ensure fast delivery.
- Leading Market Position: We stand out with competitive pricing and strict quality control, guaranteeing reliable performance of all products.
- Comprehensive Product Coverage: Beyond standard models, we also supply rare and discontinued automation parts, meeting diverse customer needs.
- Assured After-Sales Service: Any product with quality issues can be replaced free of charge within 15 days of purchase, providing peace of mind for your operations.
Applicable Industries
Our automation spare parts are widely used in key sectors including:
Iron & steel, hydropower, nuclear power, power generation, glass manufacturing, tire factories, rubber production, thermal power generation, papermaking, shipping, navigation, and more.
Iron & steel, hydropower, nuclear power, power generation, glass manufacturing, tire factories, rubber production, thermal power generation, papermaking, shipping, navigation, and more.
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