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IS200EMIOH1ACA

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General Electric IS200EMIOH1ACA is a VME-style Exciter Main I/O Board for EX2100 systems, centralizing I/O management and gate pulse transmission.​
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Technical specifications for IS200EMIOH1ACA

  • Manufacturer:
    General Electric
  • Part Number:
    IS200EMIOH1ACA
  • Product Family:
    GE Mark VI Gas Turbine Control
  • Power Supply:
    +5 VDC, ±15 VDC
  • Operating Temperature:
    0°C to +60°C
  • Storage Temperature:
    -40°C to +85°C
  • Humidity:
    5% to 95% Relative Humidity
  • Form Factor:
    Single-slot, double-height VME-style board
  • Gate Pulse Output:
    Sends logic-level gate pulses to ESEL board
  • Backplane Interface:
    VME-style connection to EX2100 backplane
  • Integration:
    Works with EX2100 excitation system boards for monitoring and control
  • Mounting:
    Mounted in EX2100 control cabinet, single-slot backplane
  • Weight:
    0.26 kg
  • Estimated shipping dimensions:
    2x18.5x26.1cm
  • Tariff Code:
    8537101190
  • Country of origin:
    USA
  • Place of shipment:
    Xiamen, Fujian, China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.
Description
The General Electric IS200EMIOH1ACA Exciter Main I/O Board is a critical central component tailored for the EX2100 excitation system, designed to serve as the primary hub for I/O signal management and control signal transmission.  Its core purpose is to consolidate and process diverse input/output signals, enabling seamless coordination between terminal boards, control modules, and power conversion components—essential for reliable excitation control in power generation applications.

Engineered with a single-slot, double-height VME-style form factor, the board features a VME-style backplane interface that ensures secure, stable connectivity to the EX2100 backplane, facilitating effortless integration into the system’s existing control architecture.  It operates on dual power supplies (+5 VDC and ±15 VDC), a standard industrial configuration that guarantees consistent performance and compatibility with typical power infrastructures.  A key functional highlight is its ability to transmit logic-level gate pulse signals to the ESEL board, which then forwards these signals to the EGPA in the power conversion cabinet, supporting critical power conversion workflows.

As a dedicated Main I/O Board, it excels at managing signals from four terminal boards: EPCT, ECTB, EACF, and EXTB.  The supported I/O types include PT (Potential Transformer) and CT (Current Transformer) signals, contact inputs, output relay drivers, and pilot trip relay drivers—covering the full spectrum of signal processing needs for excitation control systems.  Mounted in the EX2100 control cabinet via a single-slot backplane, it integrates harmoniously with other system boards to deliver comprehensive monitoring and control capabilities.

Built for industrial ruggedness, the board operates within a temperature range of 0°C to +60°C and can be stored between -40°C to +85°C, with resistance to 5% to 95% relative humidity (non-condensing).  These environmental specifications ensure reliable performance in the harsh, variable conditions of power generation facilities and industrial control environments.
Revisions

Revision Part #

Also known as

IS200EMIOH1ACA
IS200EMIOH1ACA, Series -CA, Rev -CA
Alternative Names
1S200EMIOH1ACA IS2OOEMIOH1ACA IS200EMI0H1ACA IS200EMIOHIACA
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
What is the main function of the IS200EMIOH1ACA board?
It manages the I/O from EPCT, ECTB, EACF, and EXTB terminal boards in the EX2100 Excitation Control System.
What form factor does the EMIO board use?
It is a single-slot, double-height VME-style board.
What types of signals does the board handle?
PT and CT signals, contact inputs, output relay drivers, and pilot trip relay drivers.
How does the board send gate pulse signals?
It sends logic-level gate pulses over the backplane to the ESEL board, which forwards them to EGPA in the power conversion cabinet.
What power supply is required for the IS200EMIOH1ACA?
+5 VDC and ±15 VDC.
What are the operating and storage temperature ranges?
Operating: 0°C to +60°C; Storage: –40°C to +85°C.

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