GE IS200TBTCH1CBB Thermocouple Input Terminal Board

Technical Specifications

• Manufacturer: General Electric (GE)
• Model: IS200TBTCH1CBB
• Series: Mark VIe Distributed Turbine Control System
• Product Type: Thermocouple Input Terminal Board (TBTC)
• Number of Channels: 24 isolated thermocouple input channels
• Supported Thermocouple Types: E, J, K, S, T (compatible with industrial standard temperature sensors)
• Input Voltage Span: -8 mV to +45 mV
• Temperature Measurement Range: -200°C to +1800°C (varies by thermocouple type)
• Accuracy: ±0.1% Full Scale (FS)
• Resolution: 0.1°C
• Cold Junction Compensation: Automatic (on-board sensor)
• Communication Interface: 2 × DC-type connectors (for I/O processor linkage)
• Terminal Blocks: 2 × barrier-type terminal blocks (field wiring connection)
• Power Supply: 24 V DC
• Operating Temperature: 0°C to +45°C
• Storage Temperature: -40°C to +85°C
• Dimensions (H×W×D): 159 × 178 × 35 mm
• Weight: 0.54 kg (1.2 lbs)
• Certifications: CE, UL (industrial safety and EMC compliance)

Key Features

1. High-Density 24-Channel Design
   • Integrates 24 isolated thermocouple inputs in a compact form factor, reducing cabinet space and wiring complexity.
   • Dual barrier-type terminal blocks simplify field wiring and enable secure, maintenance-friendly connections.
2. Multi-Type Thermocouple Compatibility
   • Supports five common thermocouple types (E, J, K, S, T), accommodating diverse temperature measurement needs across industrial processes.
   • Accepts both grounded and ungrounded thermocouples, enhancing installation flexibility in harsh field conditions.
3. Precision & Noise-Immune Performance
   • Delivers ±0.1% FS accuracy and 0.1°C resolution for reliable, repeatable temperature data.
   • Automatic cold junction compensation eliminates ambient temperature errors, ensuring measurement stability.
   • Isolated channels and robust signal conditioning minimize electrical interference, supporting long-distance signal transmission up to 300 meters.
4. Seamless System Integration
   • Connects directly to Mark VIe I/O processors via DC-type connectors, enabling high-speed data exchange with the control system.
   • Plug-and-play functionality reduces configuration time; no user calibration required for standard operation.
5. Rugged Industrial Reliability
   • Wide operating temperature range (0°C to +45°C) and heavy-duty construction withstand vibration, dust, and moisture in power generation and process control environments.
   • Designed for simplex applications, providing consistent performance in critical turbine and industrial control loops.

Application Scenarios

• Power Generation (Gas/Steam Turbines)
  • Gas Turbine Monitoring: Measures combustion chamber, exhaust gas, and turbine blade temperatures via K/S-type thermocouples, ensuring safe and efficient operation.
  • Steam Turbine Control: Monitors boiler steam, superheater, and condenser temperatures with J/T-type thermocouples, optimizing thermal efficiency.
• Oil & Gas Industry
  • Refinery Process Control: Tracks reactor, distillation column, and heat exchanger temperatures in petrochemical processing.
  • Pipeline & Compressor Stations: Monitors equipment and ambient temperatures for preventive maintenance and safety compliance.
• Heavy Manufacturing & Process Industries
  • Steel & Metal Processing: Measures furnace, molten metal, and rolling mill temperatures in high-temperature production lines.
  • Chemical & Pharmaceutical: Ensures precise temperature control in reactors, autoclaves, and drying processes.
• Industrial Automation & Critical Infrastructure
  • District Heating & Power Plants: Monitors boiler and heat distribution system temperatures for energy optimization.
  • Water Treatment Facilities: Controls temperature in sludge digestion and chemical treatment processes.