+86 18030182217
+86 18030182217
sandydcsplc@gmail.com
Description
Product Overview
The GE DS200TCQAG2B is a high-reliability redundant RST overflow board designed for critical industrial control systems, particularly in turbine management applications. As part of GE’s Speedtronic Mark V platform, this module ensures operational continuity by providing redundant signal processing and fault tolerance in environments like power plants and oil refineries. Engineered for extreme conditions, the DS200TCQAG2B operates at 24V DC with plug-and-play installation, supporting real-time monitoring of analog/digital I/O signals to prevent system failures. Its robust design integrates seamlessly into GE’s Mark V racks, delivering millisecond-level response times for turbine speed regulation, emergency shutdowns, and pressure control. The GE DS200TCQAG2B significantly reduces unplanned downtime, enhancing safety and efficiency in high-stakes industrial operations .
Technical Specifications
| Parameter Name | Parameter Value |
| Product Model | GE DS200TCQAG2B |
| Manufacturer | General Electric (GE) |
| Product Type | Redundant RST Overflow Board |
| Series | Speedtronic Mark V |
| Input Voltage | 24V DC |
| Operating Temperature | -40°C to 85°C |
| Dimensions | 178 mm × 127 mm × 38 mm (standard Mark V module size) |
| Weight | ≈0.5 kg |
| I/O Points | 16 digital inputs, 16 digital outputs (expandable) |
| Communication Protocols | Modbus, Profibus |
| Protection Rating | IP65 (dust/water resistant) |
| Installation | Plug-and-play via Mark V backplane |
Key Features and Advantages
Redundant Fault Tolerance
The DS200TCQAG2B employs dual-processor architecture and software-based error detection to automatically switch to backup systems during hardware failures, minimizing turbine shutdown risks in power generation scenarios .
Harsh Environment Resilience
With an IP65-rated enclosure and wide temperature tolerance (-40°C to 85°C), the board resists dust, moisture, and vibration in offshore drilling rigs or steel mills, extending service life by 30% versus non-redundant modules .
Seamless System Integration
Compatible with Modbus and Profibus protocols, the module interfaces with PLCs, DCS, and third-party sensors. Hot-swappable design enables sub-5-minute replacements during maintenance .
Real-Time Diagnostics
Six LED status indicators provide instant alerts for overvoltage, short circuits, or signal loss, reducing troubleshooting time by 40% in turbine control systems .
Application Areas
Power Generation
Deployed in gas/steam turbine control cabinets, the GE DS200TCQAG2B manages rotor speed synchronization, exhaust temperature monitoring, and emergency shutdown logic for nuclear/thermal plants .
Oil and Gas Infrastructure
Integrates into pipeline SCADA systems and offshore platforms to regulate valve pressures and flow rates, preventing leaks in corrosive environments .
Manufacturing Automation
Serves as core I/O redundancy for automotive assembly lines and CNC machinery, ensuring uninterrupted robotic actuator control during 24/7 production cycles .
Transportation Networks
Supports rail signaling systems and tunnel ventilation controls, where signal integrity is critical for fail-safe operations .
Related Products
- DS200TCQAG1BFD – Base variant with identical I/O but narrower temperature range (-20°C to 70°C) .
- DS200TCQBG2B – Enhanced analog I/O version for sensor-intensive refineries .
- DS200TCEAG1BTF – Complementary communication module for Mark V networks .
- IS200STCIH2AED – Processor card for high-availability redundancy setups .
- DS200PCCAG2ACB – Power supply module for Mark V rack compatibility .
Installation and Maintenance
Installation Preparation: Verify rack slot compatibility and isolate power before insertion. Align DS200TCQAG2B with Mark V backplane guides; apply firm pressure until connectors engage. Secure locking tabs to prevent vibration displacement .
Maintenance Recommendations: Clean contacts quarterly with isopropyl alcohol. Monitor LED status during operation; replace if red alerts persist >10 seconds. Calibrate I/O channels annually using GE QuickCal software .
Product Assurance
The GE DS200TCQAG2B includes a 12-month limited warranty covering material defects. GE’s global support offers 48-hour onsite response for critical failures. Each unit ships with ISO 17025-certified test reports validating redundancy switchover performance .
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