Description
GE IS200STCCH2A Thermocouple Input Terminal Board
The IS200STCCH2A is a high-performance thermocouple input terminal board designed by General Electric (GE) for its Mark VIe turbine control system. This module serves as a critical component in industrial automation, enabling precise temperature monitoring and control in demanding environments such as power generation, oil & gas, and manufacturing. With its advanced signal conditioning capabilities and robust design, the IS200STCCH2A ensures seamless integration and reliable operation in turbine control applications.
The
IS200STCCH2A is a compact, DIN-rail mountable module featuring
16 isolated thermocouple input channels for direct connection to Type J, K, T, E, R, S, or B thermocouples. It supports
cold-junction compensation (CJC) to ensure accurate temperature measurements and includes
digital filtering to reduce noise interference. The module also incorporates
overvoltage protection via Metal Oxide Varistors (MOVs) and
optical isolation to prevent ground loops, enhancing system reliability. By integrating with GE’s Mark VIe control platform, the
IS200STCCH2A streamlines temperature data acquisition and reduces commissioning time.
Parameter |
Specification |
Module Type |
Thermocouple Input Terminal Board |
Input Type |
Type J, K, T, E, R, S, B thermocouples |
Temperature Range |
-200°C to 1,800°C (depending on thermocouple type) |
Resolution |
12-bit (0.1°C precision) |
Cold-Junction Compensation |
Built-in (±0.5°C accuracy) |
Noise Filtering |
60Hz/50Hz rejection |
Compatibility |
GE Mark VIe Turbine Control System |
Communication |
Direct interface with VME rack via cables |
Response Time |
100ms (max) |
Operating Temperature |
-20°C to 60°C |

IS200STCCH2A
- High Accuracy: The IS200STCCH2A achieves ±0.5°C measurement accuracy with cold-junction compensation, making it suitable for critical temperature control applications in gas/steam turbines .
- Flexible Configuration: Users can configure each channel for different thermocouple types via software, eliminating the need for hardware changes. The module also supports both simplex and Triple Modular Redundant (TMR) systems, enhancing fault tolerance in mission-critical environments.
- Safety Features: Onboard surge protection and individual channel fuses meet Class I, Division 2 hazardous location standards, ensuring safe operation in harsh conditions .
- Easy Integration: The module’s plug-and-play design simplifies installation, while its compatibility with GE’s Proficy software enables seamless integration with existing control systems.
- Power Generation: Monitors turbine inlet temperatures, bearing temperatures, and exhaust temperatures in gas/steam turbines.
- Oil & Gas: Manages high-temperature processes in refineries and offshore platforms.
- Manufacturing: Controls oven temperatures in automotive paint shops and steel mills.
Case Study: A Middle Eastern power plant upgraded its legacy temperature monitoring system with the IS200STCCH2A, reducing turbine temperature measurement errors by 30% and improving overall efficiency by 2% . The module’s fast response time (100ms) and noise filtering minimized equipment damage during voltage fluctuations.
The IS200STCCH2A outperforms generic thermocouple modules with its deep integration into GE’s Mark VIe ecosystem, offering turbine-specific temperature algorithms and faster data processing. Its wide temperature range (-200°C to 1,800°C) and surge protection exceed standard industrial modules, while its modular design allows for quick field upgrades without full system reconfiguration .

IS200STCCH2A
- Temperature Range: Choose the IS200STCCH2A if your application requires -200°C to 1,800°C temperature monitoring.
- Thermocouple Types: Opt for this module if your project uses multiple thermocouple types (e.g., J, K, T) and requires flexible channel configuration.
- Redundancy Needs: Ideal for TMR systems in critical environments, ensuring uninterrupted temperature monitoring.
- Installation: Use twisted-pair cables for thermocouple signals to minimize EMI interference. Securely mount the module in a vibration-free environment.
- Maintenance: Calibrate the module annually to ensure accuracy. Clean dust from the module quarterly to prevent overheating.
- Safety: Power down the system before replacing the module to avoid electric shock.
Shanxi Xinyeda International Trading Co., Ltd. is your trusted partner. We provide the
IS200STCCH2A and other automation spare parts. Visit our website
www.xydcontrol.com or contact us for sales and technical support.
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