General Electric IS200STAOH2A Simplex Analog Output Terminal Board

The GE IS200STAOH2A Simplex Analog Output Terminal Block is a high-precision interface module designed specifically for GE Mark VI steam turbine control systems. It converts digital control commands from the control processor into precise analog output signals to drive field devices such as actuators, valves, and process controllers.

The IS200STAOH2A features industrial-grade isolation, advanced noise suppression, and diagnostics, delivering reliable analog output performance in critical applications such as turbine control, power generation, and industrial automation. Its simplex design provides a cost-effective solution while maintaining high accuracy and robust integration with GE Mark VI systems.

Product Specifications

Product Applications

• Turbine Control Systems: Outputs precise analog control signals for steam, gas, and hydro turbines.

• Power Generation Plants: Drives actuators and valves in generator excitation and auxiliary systems.

• Industrial Process Automation: Provides analog outputs for regulating flow, pressure, and temperature loops.

• Oil & Gas Facilities: Controls process valves and actuators in upstream and downstream applications.

• Chemical and Petrochemical Plants: Sends control signals for critical process regulation.

• Factory Automation: Interfaces with field devices requiring high-accuracy analog control signals.

• HVAC and Environmental Systems: Provides analog control for dampers, fans, and thermal regulation.

Product Advantages

• High Output Accuracy: ±0.05% full-scale accuracy ensures precise control of field devices.

• Flexible Signal Support: Supports multiple voltage and current output ranges per channel.

• Fast Response: <5 ms output response time for real-time process control.

• Robust Isolation: Channel-to-channel and system isolation protect against ground loops and noise.

• Industrial Durability: Designed to perform under harsh environmental conditions.

• Advanced Diagnostics: Integrated channel monitoring for quick fault detection.

• Seamless Integration: Fully compatible with GE Mark VI turbine control systems.

• Compact Form Factor: Space-efficient design for panel installations with limited space.

FAQ

1. How many analog output channels does the IS200STAOH2A provide?

   It offers 8 differential analog output channels.

2. What output signal ranges are supported by the board?

   It supports 4–20 mA, 0–5 V, 1–5 V, and ±10 V outputs, configurable per channel.

3. What is the resolution of the D/A conversion?

   The board uses 16-bit D/A converters for high-precision output.

4. What is the typical output accuracy of the IS200STAOH2A?

   The accuracy is ±0.05% of full scale for all output ranges.

5. Is there isolation between channels and the control system?

   Yes, it provides both channel-to-channel and channel-to-system isolation.

6. What is the maximum load resistance for current outputs?

   Current outputs can drive loads between 0 and 750 Ω.

7. What is the minimum load resistance for the voltage output?

   The voltage output requires a load resistance of at least 10kΩ.

8. Does the board have built-in signal conditioning?

   Yes, it has built-in filtering and scaling to provide a stable and accurate output.

9. What is the typical response time of the output?

   The board has a response time of less than 5 milliseconds.

10. Can the IS200STAOH2A be used in a redundant Mark VI configuration?

    Yes, it is compatible with both simplex and redundant Mark VI configurations.