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Description
The GE DS200QTBAG1ABB is an Analog I/O Terminal Board designed for GE’s Mark V series of industrial control systems, specializing in signal conditioning and termination for turbine control, power generation, and heavy machinery applications. As a critical component of the Speedtronic LST TMR (Triple Modular Redundancy) architecture, this board interfaces low-level analog signals with high-precision control systems, ensuring reliable operation in safety-critical environments .
Key Features and Technical Specifications
| Parameter Name | Parameter Value |
| Product Model | DS200QTBAG1ABB |
| Manufacturer | General Electric (GE) |
| Product Type | Analog I/O Terminal Board (Mark V Series, EX2000 Configuration) |
| Signal Configuration | 6x Magnetic Pulse Frequency Inputs, 8x Servo Value Outputs, 6x LVDT Excitation |
| Input/Output Range | -10 V to +10 V (Analog Signals) |
| Resolution | 16 Bits |
| Accuracy | ±0.5% |
| Surge Protection | 130 V AC metal oxide varistors (MOVs) per channel |
| Connectors | 2x Terminal Blocks (72 Signals Each), 1x 40-Pin Connector (JFF), 1x Serial Port |
| Operating Temperature | -40°C to +85°C |
| Isolation Voltage | 1000 V AC (continuous) |
| PCB Coating | Standard conformal coating |
| Compatibility | GE Mark V modules (e.g., 531X307LTB, DS200EXPSG1A, DS200TCQAG1B) |
| Functional Revisions | Primary: A, Secondary: B, Artwork: B |
| Hot-Swap Capability | Yes |
| Diagnostics | LED indicators for signal status |
| Physical Dimensions | 25.9 x 16.0 x 6.4 cm (10.2 x 6.3 x 2.5 inches) |
| Weight | 1.6 kg (3.5 lbs) |
| Communication Interfaces | Serial (RS232), ARCNET (via optional LAN communications card) |
Application Areas
Turbine Control Systems: The GE DS200QTBAG1ABB is critical for generator excitation control in gas and steam turbines, interfacing with DS200TCQAG1B (Turbine Control Card) to manage grid synchronization and overvoltage protection. Its LVDT outputs regulate high-precision actuators, ensuring safe shutdowns during fault conditions .
Power Generation: In power plants, the board facilitates motor protection by driving contactors for auxiliary systems like cooling pumps and fans. Its magnetic pulse inputs support speed monitoring for turbines, while serial connectivity enables integration with supervisory control systems for centralized monitoring .
Heavy Industry: Ideal for refineries and chemical plants, the GE DS200QTBAG1ABB interfaces with DS200EXPSG1A power supply boards to control high-voltage process valves and actuators. Its remote diagnostics via RS232 reduce manual intervention, improving operational efficiency in distributed control systems .
Renewable Energy: In wind turbine systems, the board manages variable frequency drive (VFD) control signals, converting low-level outputs from the Mark V controller into high-power relay commands. This ensures efficient energy conversion and grid integration. Additionally, it is used in solar power systems for control and management of energy distribution .
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Installation and Maintenance
Installation Preparation: Before installing the GE DS200QTBAG1ABB, ensure the Mark V system is powered down and grounded. Use anti-static wrist straps to prevent ESD damage, and verify compatibility with existing modules (e.g., 531X307LTB). Mount the board in the R5 core chassis using DIN rail or panel mounts, securing connectors with torque-controlled tools. Confirm proper jumper configuration based on signal type (20 mA or voltage input) .
Maintenance Recommendations: Regularly inspect connectors for corrosion and clean the PCB with compressed air (avoiding direct airflow on components). Use GE’s Proficy software to verify signal status and update firmware during system downtime. Replace faulty components immediately to maintain system integrity, leveraging the hot-swap capability for seamless replacement. For TMR configurations, perform redundancy tests quarterly to ensure all channels are operational. Configuration files stored on the board’s EPROM chips can be transferred to a replacement board to preserve settings .
Product Guarantee
GE offers a 1-year warranty for the GE DS200QTBAG1ABB, covering defects in materials and workmanship. Units undergo rigorous testing for vibration, temperature, and EMI compliance. For urgent needs, the board is available from stock with 3–5 day delivery post-payment, supported by 24/7 technical assistance for configuration and troubleshooting .
HS:8471800000
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