General Electric IS200MVRBH1A Expanded Analog I/O Interface Board

The GE IS200MVRBH1A is an Expanded Analog I/O Interface Board used in GE’s Mark VI and Mark VIe turbine control systems. This board acts as a critical component for interfacing field analog signals with the controller’s processing unit. It provides an extended set of analog input and output channels, allowing more devices and field sensors to be integrated into a single I/O system.

The IS200MVRBH1A is engineered for demanding applications in gas, steam, and hydro turbine control environments, delivering high accuracy, stability, and diagnostic support. Designed for seamless integration into the I/O interface system, the board ensures secure analog signal transmission and precise control, making it ideal for mission-critical control systems where analog fidelity and reliability are essential.

Product Specifications

Product Applications

The IS200MVRBH1A is employed across a wide spectrum of industrial and utility-grade process control environments that demand high precision analog I/O. Key applications include:

• Gas Turbine Control Systems – Capturing pressure, temperature, and flow readings for combustion and fuel systems.

• Steam Turbine Systems – Handling analog control of governor valves and steam injection systems.

• Hydropower Stations – Monitoring gate position, water pressure, and flow control mechanisms.

• Balance of Plant (BoP) Integration – Facilitating analog input from auxiliary equipment such as pumps, fans, and compressors.

• Industrial Process Plants – Providing analog feedback for temperature loops, actuator positioning, and analog setpoints.

• Energy Sector SCADA Systems – Linking analog field signals directly into centralized monitoring systems.

Product Advantages

• High-Density Analog I/O: Offers expanded I/O capacity for analog signal-rich environments, reducing the need for multiple boards.

• Precise Signal Conversion: 16-bit A/D and D/A converters ensure accurate data acquisition and control output.

• Robust Isolation: Each channel includes electrical isolation to mitigate signal interference and enhance reliability.

• Advanced Diagnostics: Built-in diagnostics allow real-time monitoring of channel health, wiring faults, and signal accuracy.

• Modular Integration: Compatible with GE’s Mark VI/Vie control architecture, ensuring fast and easy system-level integration.

• Flexible Signal Support: Can accommodate both current and voltage analog signal types within a wide range.

• Hot Swapping Enabled: Modules can be replaced or upgraded without interrupting system operation.

• Proven Reliability: Deployed in critical infrastructure worldwide with a strong performance track record.

Frequently Asked Questions (FAQ)

1. What types of analog signals are supported by the IS200MVRBH1A?

   It supports both current (4–20 mA) and voltage (±10 V, ±5 V, 0–5 V) analog signal types.

2. Does the module offer individual channel isolation?

   Yes, the module provides isolation both from ground and between channels to prevent interference.

3. What is the resolution of the A/D and D/A converters?

   Both converters operate at 16-bit resolution for high-accuracy signal processing.

4. Can this module be hot-swapped during live system operation?

   Yes, the board is hot-swappable within supported GE I/O configurations.

5. How is data transmitted from the board to the controller?

   Through high-speed Ethernet or serial backplane communication to the VME controller.

6. Is the board compatible with GE Mark VIe systems?

   Yes, it is designed for use with GE Mark VI and Mark VIe turbine control systems.

7. What happens if a signal input becomes unstable or fails?

   The board performs signal validation and flags faults through its built-in diagnostics.

8. Does the IS200MVRBH1A support redundant configurations?

   While the board itself does not switch redundancy, it can function in redundant controller systems.

9. How many analog input and output channels does it support?

   Up to 20 inputs and 10 outputs, depending on system configuration and application.

10. Can the board be used in non-turbine industrial applications?

    Yes, it is suitable for any analog I/O-intensive control systems within GE architecture.