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GE IS200TDBTH2A｜Digital Input/Output Terminal Board｜
This digital input terminal board is designed for the GE Mark VI control system and provides a reliable field interface for Mark VI series digital input I/O modules. It supports digital signal acquisition, conditioning, and conversion, enabling accurate equipment status monitoring and logic control in turbine and industrial automation applications.
The board installs within the Mark VI I/O rack and is engineered for dependable performance in harsh industrial environments.
Core Functions
Acquisition of discrete digital input signals
Signal conditioning and conversion for Mark VI I/O modules
Supports alarms, interlocks, and logic control functions
Strong resistance to electrical noise and surge interference
Installation & Mechanical Specifications
Installation method: Cabinet panel mounting
System compatibility: Mark VI system I/O rack
Protection level: IP20 (installed inside control cabinet)
Terminal configuration:
Three sets of terminal blocks: TB1, TB2, and TB3
Suitable for multi-channel digital signal wiring
PCB protection: Three-proof conformal coating
(moisture-proof, anti-mold, anti-salt-spray)
Weight: approx. 0.5 kg
Key Technical Parameters
Input Configuration
24 digital input channels
Input Voltage
Nominal: 24 V DC
Operating range: 18.5–32 V DC
Input Current
Channels 1–21: 2.5 mA per channel
Channels 22–24: 10 mA per channel
Signal Conditioning
Built-in filtering to suppress high-frequency noise and surge disturbances
Response Performance
Response time: ≤ 10 ms
Isolation & Anti-Interference
Channel-group electrical isolation
High immunity to industrial electrical noise
Power Supply
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Compatible with Mark VI system 24 V DC logic power supply
Environmental Conditions
Operating temperature: –30 °C to +65 °C
Relative humidity: 5% to 95%, non-condensing
System Adaptation
Compatible with Mark VI series I/O modules
(e.g., IS200IOCCH1A and equivalent models)
Typical Applications
Turbine auxiliary system status monitoring
Discrete alarm and trip signal acquisition
Logic interlock and protection systems
Mark VI DCS and turbine control platforms
GE IS200TDBTH2A｜Digital Input/Output Terminal Board｜
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By structuring the information in this manner, the article provides a clear and organized understanding of input channels, transducer supply, and communication implementations in distributed control systems.
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