{"product_id":"ge-is200ectbg2a-exciter-contact-terminal-board","title":"GE IS200ECTBG2A Exciter Contact Terminal Board","description":"\u003ch2\u003eGE IS200ECTBG2A Exciter Contact Terminal Board\u003c\/h2\u003e\n\u003cp\u003eConfigured for excitation contact processing in EX2100 control networks, the \u003cstrong\u003eGE IS200ECTBG2A\u003c\/strong\u003e (\u003cstrong\u003eIS200ECTBG2A\u003c\/strong\u003e exciter contact terminal board) provides direct relay actuation, wetted‑contact monitoring, and simplex‑mode signal routing for turbine excitation systems. The board executes Form‑C relay output handling, 70 V DC wetting distribution, and controller‑fanout of monitored contact states.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003eIS200ECTBG2A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003eGeneral Electric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003e0.34 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003e150 × 76 × 90 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eOperating Temp\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003eEX2100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eFunction\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003eExciter Contact Terminal Board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eRelay Control Voltage\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003e24 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eWetting Voltage\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003e70 V DC (63–84 V DC range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eCustomer Power\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003e125 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eRelay Break Characteristic\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003e28 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eOperational Mode\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003eSimplex only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eManual Reference\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003eGEI‑100457A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eBackplane Bus Communication Velocity Licenses\u003c\/h3\u003e\n\u003cp\u003eAs a GE EX2100 excitation‑system component, the ECTBG2A aligns with deterministic controller timing and relay‑driver sequencing. The board supports:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfinet deterministic networks\u003c\/strong\u003e — stable cycle timing when upstream controllers enforce scheduled exchanges.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEtherNet\/IP deterministic behavior\u003c\/strong\u003e — predictable negotiation windows for CIP‑based traffic.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/O density scaling\u003c\/strong\u003e — consistent propagation delay across expanded excitation‑control node counts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFirmware flash compatibility\u003c\/strong\u003e — relay and contact routing remain passive, unaffected by controller firmware updates.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can the IS200ECTBG2A be replaced while the panel is energized?\u003c\/strong\u003e A: Mechanical replacement is possible, but relay and contact‑input wiring must be isolated to prevent transient lockout activation or false contact indications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does the board manage redundant controller fanout?\u003c\/strong\u003e A: Contact inputs are fanned to M1, M2, and C controllers. In simplex mode only M1 is connected; redundant systems use resistor‑isolated 70 V DC wetting from both M1 and M2.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Are the Form‑C relay outputs polarity‑sensitive?\u003c\/strong\u003e A: The relay coils use 24 V DC from M1. Customer power at 125 V DC is applied to the Form‑C terminals; polarity is determined by external wiring rather than the board itself.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMaintain correct routing of 125 V DC customer power to Form‑C relay terminals; avoid shared returns with high‑current circuits.\u003c\/li\u003e\n\u003cli\u003eKeep 70 V DC wetting lines isolated from control wiring to reduce noise coupling.\u003c\/li\u003e\n\u003cli\u003eVerify terminal block TB1\/TB2 screw retention before energizing; loose blocks can cause intermittent contact monitoring.\u003c\/li\u003e\n\u003cli\u003eClean sub‑D connectors (J405, J408, J415) before insertion to ensure stable controller fanout.\u003c\/li\u003e\n\u003cli\u003eMaintain separation between trip‑relay wiring (K1M1, K2M1) and general‑purpose relay wiring (K1GP–K4GP).\u003c\/li\u003e\n\u003cli\u003eProvide mechanical clearance around the board to prevent flexing during installation.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":48025532727486,"sku":"IS200ECTBG2A","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/general-electric-is200ectbg2ade-hvac-control-system-board-bhwpx0i3px0.png?v=1759132309","url":"https:\/\/www.autooiltech.com\/ar\/products\/ge-is200ectbg2a-exciter-contact-terminal-board","provider":"AutoOilTech Limited","version":"1.0","type":"link"}