{"product_id":"is200tdbth2a-ge-mark-vie-discrete-terminal-board","title":"IS200TDBTH2A | GE Mark VIe | Discrete Terminal Board","description":"\u003ch3\u003eGE IS200TDBTH2A Mark VI Discrete I\/O Terminal Board — 24-Input, 12-Relay Output, TMR\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eIS200TDBTH2A\u003c\/strong\u003e is a \u003cstrong\u003eDiscrete I\/O Terminal Board (TDBT)\u003c\/strong\u003e for GE's \u003cstrong\u003eMark VI\u003c\/strong\u003e turbine control platform. It provides \u003cstrong\u003e24 group-isolated contact inputs\u003c\/strong\u003e and \u003cstrong\u003e12 Form-C relay outputs\u003c\/strong\u003e, serving as the critical interface between field devices and the control core for gas and steam turbine applications. The board supports \u003cstrong\u003eTriple Modular Redundancy (TMR)\u003c\/strong\u003e architecture and connects to \u003cstrong\u003ePDIO I\/O packs\u003c\/strong\u003e for high-availability control.\u003c\/p\u003e\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e General Electric \/ GE Energy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e Mark VI \/ Speedtronic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Discrete I\/O Terminal Board\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContact Inputs:\u003c\/strong\u003e 24 group-isolated\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Voltage:\u003c\/strong\u003e 24 VDC nominal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Range:\u003c\/strong\u003e 16–32 VDC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWetting Voltage:\u003c\/strong\u003e 24 VDC (external source)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelay Outputs:\u003c\/strong\u003e 12 Form-C (expandable with option board)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Requirements:\u003c\/strong\u003e +5 VDC (from I\/O pack)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e -30°C to +65°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e DIN rail or flat panel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 17.8 cm × 33.02 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e ~1.10 kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePCB Coating:\u003c\/strong\u003e Conformal coating (moisture\/salt spray\/mildew resistant)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufactured In:\u003c\/strong\u003e Salem, VA, USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eArchitecture \u0026amp; Connectivity\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTMR Compatible:\u003c\/strong\u003e Supports Triple Modular Redundancy with PDIO I\/O packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/O Pack Connections:\u003c\/strong\u003e JR1, JS1, JT1 connectors for R\/S\/T controllers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommunication:\u003c\/strong\u003e Ethernet via PDIO I\/O packs to controllers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOption Board:\u003c\/strong\u003e WROBH1 relay option board plugs into JW1\/JW2 for expanded relay functionality\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Blocks:\u003c\/strong\u003e Two large terminal blocks with silver metal cube terminals; three connector ports with female connectors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation Guide\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eMount the TDBT board on a \u003cstrong\u003esheet metal carrier with plastic insulator\u003c\/strong\u003e — DIN rail or cabinet panel.\u003c\/li\u003e\n\u003cli\u003eWire input contact circuits to the \u003cstrong\u003elower terminal set\u003c\/strong\u003e (typically #18 AWG).\u003c\/li\u003e\n\u003cli\u003eWire relay output circuits to the \u003cstrong\u003eupper terminal set\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eIf using the relay option board, plug \u003cstrong\u003eWROBH1\u003c\/strong\u003e into JW1\/JW2 connectors.\u003c\/li\u003e\n\u003cli\u003eConnect \u003cstrong\u003ePDIO I\/O packs\u003c\/strong\u003e for TMR or simplex operation.\u003c\/li\u003e\n\u003cli\u003eEnsure \u003cstrong\u003eshield termination brackets\u003c\/strong\u003e are used for proper EMI protection.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the difference between IS200TDBTH2A and IS200TDBTH6A?\u003c\/strong\u003e\u003cbr\u003eA: \u003cstrong\u003eIS200TDBTH2A\u003c\/strong\u003e is for \u003cstrong\u003eMark VI\u003c\/strong\u003e systems with 24 VDC wetting voltage. \u003cstrong\u003eIS200TDBTH6A\u003c\/strong\u003e is for \u003cstrong\u003eMark VIe\u003c\/strong\u003e systems and supports multiple wetting voltages (24\/48\/125 VDC). IS200TDBTH2A is the lowest voltage variant among TDBT boards.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I use a single PDIO I\/O pack with IS200TDBTH2A?\u003c\/strong\u003e\u003cbr\u003eA: For \u003cstrong\u003eTMR\u003c\/strong\u003e, three PDIO packs are required (one per controller). For \u003cstrong\u003edual controllers\u003c\/strong\u003e, two PDIO packs connect to JR1 and JS1, with JT1 connected to both.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the board have hardware configuration jumpers?\u003c\/strong\u003e\u003cbr\u003eA: The \u003cstrong\u003eTDBT itself has no jumpers\u003c\/strong\u003e. Six jumpers on the \u003cstrong\u003eWROBH1 option board\u003c\/strong\u003e control relay power distribution — remove jumpers for dry contact operation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What protection is built into the inputs?\u003c\/strong\u003e\u003cbr\u003eA: Hardware filters and \u003cstrong\u003enoise suppression\u003c\/strong\u003e guard against surges and high-frequency noise. Optical isolation to \u003cstrong\u003e1500 V\u003c\/strong\u003e protects the control core from field-side interference.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this board compatible with Mark VIe systems?\u003c\/strong\u003e\u003cbr\u003eA: \u003cstrong\u003eNo.\u003c\/strong\u003e IS200TDBTH2A is designed for \u003cstrong\u003eMark VI\u003c\/strong\u003e systems. Mark VIe uses IS200TDBTH6A with different I\/O pack architecture.\u003c\/p\u003e\n\u003ch3\u003eSelection Tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMark VI, 24 VDC, 24 DI + 12 DO relay, TMR:\u003c\/strong\u003e IS200TDBTH2A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMark VIe, 24\/48\/125 VDC, 24 DI + 12 DO relay, TMR:\u003c\/strong\u003e IS200TDBTH6A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnsure PDIO I\/O packs are available\u003c\/strong\u003e — three required for full TMR\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrder WROBH1 option board\u003c\/strong\u003e if expanded relay functionality is needed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlways use shielded cables\u003c\/strong\u003e with proper grounding for noise-sensitive turbine applications\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GE Fanuc","offers":[{"title":"Default Title","offer_id":53721414598840,"sku":"IS200TDBTH2A","price":234.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/IS200TDBTH6A_2_r180.png?v=1783503997","url":"https:\/\/www.globalpetroparts.com\/products\/is200tdbth2a-ge-mark-vie-discrete-terminal-board","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}