{"product_id":"ge-is200emioh1aca-board-ex2100-exciter-i-o","title":"GE IS200EMIOH1ACA Board | EX2100 Exciter I\/O","description":"\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #e74c3c;\"\u003eGeneral Electric IS200EMIOH1ACA\u003c\/span\u003e\u003c\/strong\u003e is a critical Exciter Main I\/O Board for the Speedtronic Mark VI and EX2100 turbine control systems. This double-height VME board manages a wide range of input and output signals essential for turbine monitoring and protection, serving as a central interface within the control rack.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eCore Technical Specifications\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \u0026amp; Model:\u003c\/strong\u003e General Electric \u003cstrong\u003eIS200EMIOH1ACA\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e Speedtronic Mark VI \/ EX2100 Excitation Control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBoard Type:\u003c\/strong\u003e Exciter Main I\/O Board\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm Factor:\u003c\/strong\u003e Single-slot, Double-height VME style board.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (HxWxD):\u003c\/strong\u003e 8.26 cm x 4.19 cm x 12.1 cm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelay Channels:\u003c\/strong\u003e 12 relay outputs for control and protection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003ePrimary Functions \u0026amp; Signal Handling\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCore Role:\u003c\/strong\u003e Central I\/O management hub for the EX2100 exciter control system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal Processing:\u003c\/strong\u003e Handles inputs and outputs from terminal boards (EPCT, ECTB, EACF, EXTB).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupported Signals:\u003c\/strong\u003e Processes \u003cspan style=\"color: #2ecc71;\"\u003ePotential Transformer (PT)\u003c\/span\u003e and \u003cspan style=\"color: #2ecc71;\"\u003eCurrent Transformer (CT)\u003c\/span\u003e signals, contact inputs, output relay drivers, and pilot trip relay drives.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGate Pulse Control:\u003c\/strong\u003e Generates and transmits logic-level gate pulse signals over the backplane to control power conversion via the EGPA (Excitation Gate Pulse Amplifier).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003ePhysical Design \u0026amp; Integration\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Designed for seamless integration into a standard VME control rack.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnectors:\u003c\/strong\u003e Features two backplane connectors (P1 and P2).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndicators:\u003c\/strong\u003e Front faceplate includes Power and Status LED indicators.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecuring:\u003c\/strong\u003e Faceplate clips secure the board within the rack.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e High-density surface-mount technology with conformal coating.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eBoard Components \u0026amp; Hardware Details\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Component Density:\u003c\/strong\u003e Populated with over 400 resistors, 400 capacitors, numerous diodes, and approximately 80 integrated circuits (ICs).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced Logic:\u003c\/strong\u003e Includes Field-Programmable Gate Arrays (FPGAs) for complex logic and signal processing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTest Points:\u003c\/strong\u003e Equipped with test points for diagnostics and troubleshooting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMarkings:\u003c\/strong\u003e Clearly marked with reference designators for component identification.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eSystem Compatibility \u0026amp; Revisions\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Integral part of the GE Speedtronic Mark VI and EX2100 control systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRevision History:\u003c\/strong\u003e Has a total of 3 functional revisions (Revision A is represented here). The first two revisions are backwards-compatible.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManual Reference:\u003c\/strong\u003e Refer to GE Manual \u003cstrong\u003eGEI-100453\u003c\/strong\u003e for detailed technical information.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eFrequently Asked Questions (FAQ)\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the main purpose of this board in a turbine control system?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt acts as the primary I\/O interface for the exciter control. It collects critical sensor data (voltage, current, status contacts), generates control outputs for relays and trips, and sends gate pulse commands to regulate the generator's excitation field.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich systems or turbine types use this board?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt is used in General Electric's Speedtronic Mark VI and EX2100 control systems, which are applied to gas turbines, steam turbines, and some wind turbine applications for generator excitation control.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat do the two LEDs on the faceplate indicate?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTypically, one LED indicates that board power is present. The other LED shows operational status, often blinking or changing color based on the board's self-diagnostic state or communication activity.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow is this board installed or replaced?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt slides into a dedicated VME slot in the control rack. The front faceplate clips secure it. Ensure system power is off, handle the board using proper ESD precautions, and verify the revision compatibility with the existing system software.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat should be checked if this board is suspected to be faulty?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFirst, check the LED status indicators. Then, using the system diagnostics and manual GEI-100453, verify the integrity of incoming signals from the connected terminal boards (EXTB, EACF, etc.) and check for any error codes related to I\/O communication or gate pulse generation in the turbine control HMI.\u003c\/p\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":47334900859138,"sku":"IS200EMIOH1ACA","price":652.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7280\/6146\/files\/IS200EMIOH1ACA.jpg?v=1770275680","url":"https:\/\/www.nex-auto.com\/products\/ge-is200emioh1aca-board-ex2100-exciter-i-o","provider":"NexAuto Technology Limited","version":"1.0","type":"link"}