{"product_id":"is200emioh1afb-ge-ex2100-excitation-main-i-o-board","title":"IS200EMIOH1AFB | GE EX2100 Excitation Main I\/O Board","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe GE IS200EMIOH1AFB functions as the primary Excitation Main Input\/Output (EMIO) board within the General Electric EX2100 Excitation Control System. This high-integrity hardware card coordinates the critical interface between the core control processors and the powerhouse silicon-controlled rectifier (SCR) power conversion bridges. It processes crucial analog feedback signals—such as generator stator voltage, field current, and line frequency—while simultaneously routing high-speed pulse-width modulation (PWM) firing commands to the gating circuitry. By establishing a direct, deterministic data link, this module stabilizes generator field regulation and ensures precise voltage tracking during peak load transitions.\u003c\/p\u003e\n\u003cp\u003eWe source and distribute this technical hardware module exclusively as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% brand new, original factory-sealed stock\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eto ensure total operational integrity and maximum physical lifecycle within your heavy power generation panel setups.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eThe IS200EMIOH1AFB integrates multiple dedicated field programmable gate arrays (FPGAs), multi-channel analog-to-digital converters (ADCs), fiber-optic transceivers, and rugged terminal blocks on a multi-layer printed circuit board assembly. The table below highlights the definitive technical specifications:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification Details\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eGeneral Electric (GE)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIS200EMIOH1AFB\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eControl Framework\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eEX2100 Excitation Control System\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eFunctional Group\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eEMIO (Excitation Main Input\/Output Board)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eHardware Revision\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eH1AFB (Designates functional component grouping with optimized gating circuits)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSignal Processing Core\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOnboard high-density FPGAs running localized loop processing algorithms\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eAnalog Inputs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAccepts potential transformer (PT) and current transformer (CT) signals\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eGating Control Links\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIntegrated high-speed fiber-optic ports for direct SCR gating transmission\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eContact Interfaces\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eConfigurable discrete inputs and solid-state form-C relay outputs\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eGalvanic Isolation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOptical isolation barriers separating control logic from high-voltage fields\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0°C to +60°C (32°F to +140°F) continuous operating boundary\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eEnvironmental Protection\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFactory-applied conformal coating layers on all surface traces\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFiber-Optic Gating Isolation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe board utilizes specialized onboard fiber-optic transmitters to send SCR bridge firing commands to the driver cards. This optical interface provides a absolute galvanic isolation barrier, preventing high-voltage electrical transients or massive field surges from traveling back into the sensitive processing backbone.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOnboard Dynamic Parameter Sampling:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eHigh-resolution ADCs sample stator voltage and current metrics concurrently at high frequencies. This localized acquisition eliminates measurement skew, allowing the control algorithms to execute instantaneous automatic voltage regulator (AVR) loop adjustments during sudden load rejections or grid disturbances.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eExcellent Electromagnetic Immunity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eHeavy internal ground planes and strategic trace shielding design allow this module to operate seamlessly when placed right next to high-current power buses and switching SCR bridges. This protective layout suppresses the high-frequency radiated noise that commonly corrupts traditional copper signaling paths.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRobust Hardware Interlock Channels:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe board contains dedicated hardwired emergency trip relay contacts that bypass software runtime loops completely. If an over-excitation or stator over-voltage fault occurs, these fast-acting hardware tracks cut off the bridge gating signals instantly to prevent thermal damage to the generator rotor.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQ1: What specific function does the \"H1AFB\" version suffix designate over early EMIO variations?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA1: The \"H1AFB\" revision represents a mature hardware profile featuring optimized component layout variations and upgraded solid-state components. It handles continuous signal throughput with lower internal thermal generation and features an enhanced conformal coating matrix to stop chemical tracking in harsh, warm turbine hall environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQ2: Can I hot-swap the IS200EMIOH1AFB board while the generator remains online?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA2: No. Because this board directly modulates the active field gating pulses, removing or unseating this component under load breaks the excitation loop immediately. This action will cause an instantaneous field collapse, tripping the unit on under-excitation or reverse-power protection protocols. Always power down the excitation control rack before replacement.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQ3: How does the board verify that the external SCR gating pulses actually reached the bridge?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA3: The IS220EMIOH1AFB features dedicated pulse-echo return diagnostics channels. It monitors feedback signals sent back along the interface cable or fiber links, continuously comparing the returned execution state against the issued controller firing commands to identify broken gating cables or faulty gate driver boards immediately.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GE Fanuc","offers":[{"title":"Default Title","offer_id":53481931931832,"sku":"IS200EMIOH1AFB","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/IS200EMIOH1AFB_1_1.jpg?v=1779179102","url":"https:\/\/www.globalpetroparts.com\/products\/is200emioh1afb-ge-ex2100-excitation-main-i-o-board","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}