{"product_id":"is200tbtch1b-ge-speedtronic-tbtc-termination-pcb-card","title":"IS200TBTCH1B GE Speedtronic TBTC Termination PCB Card","description":"\u003ch3\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eIS200TBTCH1B\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-density Thermocouple Input Terminal Board (TBTC) designed specifically for the General Electric Speedtronic Mark VI control system. This board serves as the primary interface for collecting and conditioning millivolt-level signals from field-mounted thermocouple sensors. By converting raw analog inputs into logic-level data, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eIS200TBTCH1B\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eprovides the Mark VI controller with critical temperature telemetry required for turbine protection, exhaust spread analysis, and combustion optimization.\u003c\/p\u003e\n\u003cp\u003eEngineering for high-availability environments, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eIS200TBTCH1B\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efeatures 24 isolated input channels, each capable of supporting a wide array of thermocouple types including J, K, T, E, R, S, B, and N. A key technical advantage of this board is its integrated Cold Junction Compensation (CJC) hardware. Using high-stability digital sensors with an accuracy of ±0.3 °C, the module eliminates the need for external reference junctions, ensuring precise temperature measurement even in the fluctuating thermal environments of a turbine control cabinet.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eIS200TBTCH1B\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSystem Platform\u003c\/strong\u003e: GE Mark VI Speedtronic\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFunctional Acronym\u003c\/strong\u003e: TBTC (Thermocouple Terminal Board)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Capacity\u003c\/strong\u003e: 24 High-density thermocouple channels\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eThermocouple Compatibility\u003c\/strong\u003e: Types J, K, T, E, R, S, B, N (Software selectable)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Signal Range\u003c\/strong\u003e: ±50 mV (Covers standard industrial thermocouple curves)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCold Junction Compensation\u003c\/strong\u003e: Built-in digital CJC sensor, accuracy ±0.3 °C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMeasurement Accuracy\u003c\/strong\u003e: ±0.25% of full scale within 0–70 °C environment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eScanning Rate\u003c\/strong\u003e: 10 Hz per channel for real-time monitoring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIsolation Protection\u003c\/strong\u003e: 500 VDC channel-to-channel and channel-to-ground\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNoise Rejection (CMRR)\u003c\/strong\u003e: ≥100 dB @ 50\/60 Hz to suppress EMI\/RFI\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eField Connection\u003c\/strong\u003e: Two 48-point screw-type terminal blocks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e: -20 °C to +60 °C (-4 °F to 140 °F)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e: -40 °C to +85 °C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePhysical Dimensions\u003c\/strong\u003e: 170 mm × 90 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.38 kg (Net)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStandards Compliance\u003c\/strong\u003e: IEC 61326-1 EMC standards\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eSystem Role \u0026amp; Application\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eIn the Mark VI architecture, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eIS200TBTCH1B\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis typically paired with a V-series processor card (such as the VTCC). It is the first point of contact for turbine exhaust gas temperature (EGT) thermocouples, wheel space temperature sensors, and bearing metal temperature probes. Its robust hardware filtering and high Common Mode Rejection Ratio make it particularly effective in power plant environments where high-voltage equipment often generates significant electrical noise.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the IS200TBTCH1B support Simplex or TMR configurations?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eIS200TBTCH1B\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ecan be utilized in both Simplex and Triple Modular Redundancy (TMR) systems. In a TMR setup, the signals from this terminal board are fanned out to three separate I\/O processors (R, S, and T) to ensure that a single processor failure does not affect the integrity of the temperature data.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I configure a specific channel for a Type K vs. Type J thermocouple?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eChannel configuration is handled via the Toolbox or ToolboxST software. The\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eIS200TBTCH1B\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ehardware is universal; once the software defines the thermocouple type, the controller applies the appropriate linearization curve to the millivolt signal received from the board.\u003c\/p\u003e","brand":"GE Fanuc","offers":[{"title":"Default Title","offer_id":44074253221987,"sku":"IS200TBTCH1B","price":175.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/379._de1b5e45-7560-4ba5-9f79-c1cdc8c5adb2.jpg?v=1774232232","url":"https:\/\/www.autocontrolglobal.com\/products\/is200tbtch1b-ge-speedtronic-tbtc-termination-pcb-card","provider":"AutoControl Global","version":"1.0","type":"link"}