GE IS200TPROH1BCB Terminal Board for Turbine Control Systems

Technical Specifications

Parameter	Description
Model Number	IS200TPROH1BCB
Manufacturer	General Electric (GE)
Product Type	Terminal Board / I/O Interface Module
Series	Mark VI Turbine Control System
Function	Provides terminal connections for process I/O signals
Communication Type	Connected via I/O cable to VPRO or VTUR processor boards
Number of Channels	Multiple redundant input/output channels for system reliability
Operating Voltage	24 V DC nominal
Mounting Type	Panel or rack-mounted configuration
Connector Type	Plug-in terminal blocks with screw or clamp-type terminals
Operating Temperature Range	–30°C to +65°C
Humidity	Up to 95% non-condensing
Dimensions	Standard Mark VI board size (approx. 6.5 × 11 in)
Compliance	CE, UL, and RoHS certified

---

Overview

The GE IS200TPROH1BCB is a Terminal Board (TPRO) developed for use in GE Mark VI turbine control systems, one of the industry’s most reliable and high-performance control solutions for gas and steam turbines.

This board acts as an interface between field wiring and the controller modules, facilitating clean and secure signal connections for turbine monitoring, protection, and control operations. It is designed to ensure redundant signal transmission, noise immunity, and easy serviceability in complex industrial environments.

---

Features

• High-Density Connection Layout: Supports multiple analog and digital signal terminals, reducing wiring complexity.

• Redundant Channel Support: Enables high system availability and fail-safe operation.

• Rugged Industrial Design: Resistant to vibration, electrical noise, and environmental stress.

• Plug-and-Play Integration: Directly interfaces with VPRO and VTUR processor boards in the Mark VI system.

• LED Indicators: Provide quick status updates for connection and communication integrity.

• Field-Test Friendly: Terminal labeling and test points simplify commissioning and troubleshooting.

  
  

---

Structure & Composition

The IS200TPROH1BCB consists of:

• Input/Output Terminals: For connecting field sensors, actuators, and monitoring equipment.

• Signal Conditioning Components: Filters and surge suppressors ensure stable signal transmission.

• Edge Connectors: Provide high-speed data transfer to the associated processor boards.

• Mounting Hardware: Ensures easy installation within control cabinets or racks.

All components are housed on a multi-layer PCB constructed with high-quality dielectric materials to minimize crosstalk and maintain signal integrity even in high-interference environments.

---

Applications

The GE IS200TPROH1BCB is typically used in Mark VI control systems that manage and protect:

• Gas turbines

• Steam turbines

• Hydroelectric generation systems

• Industrial drive applications

In these systems, the board’s primary role is to route process signals such as temperature, vibration, speed, and pressure readings to and from the controller modules for real-time monitoring and response.

---

Installation & Maintenance

Installation Steps:

1. Ensure the system is de-energized before installation.

2. Mount the board securely within the control cabinet or rack slot.

3. Connect all field wires to the corresponding terminal points using approved connectors.

4. Attach the I/O ribbon cable to the designated VPRO or VTUR processor board.

5. Verify continuity and grounding before system power-up.

Maintenance Recommendations:

• Periodically inspect terminal connections for looseness or corrosion.

• Keep the board clean and free from dust or conductive contaminants.

• Verify insulation resistance and grounding integrity annually.

• Replace damaged terminals or connectors immediately to prevent signal degradation.

---

Certifications & Reliability

The GE IS200TPROH1BCB complies with international industrial control standards (CE, UL, RoHS) and has undergone rigorous factory acceptance testing (FAT) for quality assurance. It is designed to function continuously in harsh turbine control environments with minimal maintenance, ensuring consistent uptime and system performance.

---

Conclusion

With its robust construction, redundant architecture, and superior electrical performance, the GE IS200TPROH1BCB Terminal Board represents an essential component in the Mark VI control platform. It guarantees reliable field signal interfacing and helps maintain the high precision, efficiency, and safety required in modern turbine automation systems.