GE DS200TCCAG1B

Description

Technical Specifications

• Manufacturer: GE (General Electric) Boards & Turbine Control
• Series: Mark V DS200 (Speedtronic)
• Board Type: Common Analog I/O Board (TCCA)
• Processor: 80196 16 – bit microprocessor
• Memory: Multiple PROM modules for firmware storage and operation instructions
• Signal Types Supported:
  • Analog Inputs: 4 – 20 mA current inputs, RTD inputs, thermocouple inputs, shaft voltage/current inputs
  • Analog Outputs: 4 – 20 mA current outputs
• Connectors:
  • 2PL: Power distribution from TCPS board
  • 3PL: Data bus connection to STCA, TCCA, TCCB boards
  • JAA: 4 – 20 mA output signals to CTBA terminal board
  • JBB: Shaft voltage/current signals and 4 – 20 mA input signals from CTBA
  • JCC/JDD: RTD input signals from TBCA terminal board
  • JAR/S/T: Thermocouple and cold junction input signals from TBQA
  • JC: Power supply diagnostic signals from TCPS
• Jumpers: Three hardware jumpers (J1, JP2, JP3) for configuration setting
• Status Indication: One side – visible LED for operational status monitoring
• Power Supply: Powered via 2PL connector from the TCPS board in the R5 core
• Operating Temperature: -40 to 85°F (-40 to 29.4°C)
• PCB Coating: Conformal coating for protection against dust, moisture, and industrial contaminants
• Mounting: Installed in the R5 core of the Mark V control system cabinet

Functional Features

• Analog Signal Conditioning: Scales and conditions 4 – 20 mA inputs/outputs, RTD, thermocouple, shaft voltage/current signals for accurate processing and transmission.
• Cold Junction Compensation: Works with TBQA terminal board to compute cold junction signals and apply compensation for precise thermocouple temperature measurements.
• Microprocessor – Based Control: The 80196 microprocessor manages signal conversion, data processing, and communication, ensuring real – time and reliable operation.
• Modular Signal Routing: Dedicated connectors for different signal types enable organized and efficient signal flow between terminal boards and the system bus.
• Diagnostic Integration: Interfaces with TCPS to collect power supply diagnostic signals, supporting system – level fault detection and monitoring.
• Configurable Hardware Settings: Three jumpers allow for customization to meet specific application requirements and system configurations.
• Seamless System Communication: Transmits processed signals to the STCA board via 3PL connector, integrating with the COREBUS for centralized control and data sharing.
• Industrial – Grade Durability: Conformal coating and robust components ensure stable performance in harsh industrial environments with temperature variations and vibration.

Functional Advantages

• High Signal Accuracy: Precise signal scaling and cold junction compensation guarantee accurate measurement of critical parameters like temperature, pressure, and flow, supporting optimal control decisions.
• Efficient Data Processing: The 80196 microprocessor enables fast signal conversion and data transmission, minimizing latency in control loops for turbine and industrial processes.
• Simplified System Integration: Dedicated connectors and standardized bus communication ensure seamless compatibility with Mark V control system components, reducing integration complexity.
• Simplified Troubleshooting: Status LED and diagnostic signal integration provide clear operational indicators, enabling quick identification of signal or power – related issues.
• Flexible Configuration: Hardware jumpers allow adaptation to different sensor types and system setups, enhancing versatility across various turbine and industrial applications.
• Enhanced System Reliability: Robust construction and signal protection mechanisms prevent signal degradation and component damage, extending the service life of the control system.

Application Scenarios

1. Power Generation: Deployed in gas and steam turbine control systems to monitor exhaust temperature via thermocouples, bearing vibration via shaft voltage/current sensors, and process pressure via 4 – 20 mA transmitters, ensuring stable turbine operation and power output regulation.
2. Oil and Gas Industry: Integrated into compressor and pump control systems, processing analog signals from flow meters, pressure transducers, and temperature sensors to maintain optimal process conditions during extraction, refining, and transportation.
3. Chemical Processing: Used in reactor and heater control systems, handling analog inputs from RTDs and thermocouples to monitor reaction temperatures, and 4 – 20 mA outputs to control valve positions for precise process regulation.
4. Industrial Turbine Operations: Applied in combined cycle power plants and cogeneration systems, managing analog signals related to fuel flow, steam pressure, and turbine speed for efficient and safe turbine operation.
5. Heavy – Duty Industrial Control: Utilized in large – scale industrial machinery with Mark V control integration, such as marine propulsion systems and industrial boiler controls, ensuring accurate signal processing for critical operational parameters.