{"product_id":"general-electric-ds3800hmpj1a1d-mark-iv-speedtronic-microprocessor-board","title":"General Electric DS3800HMPJ1A1D Mark IV Speedtronic Microprocessor Board","description":"\u003ch2\u003eGeneral Electric DS3800HMPJ1A1D Mark IV Speedtronic Microprocessor Board\u003c\/h2\u003e\n\u003cp\u003eConfigured for core signal processing and turbine control execution in Mark IV Speedtronic platforms, the \u003cstrong\u003eGeneral Electric DS3800HMPJ1A1D\u003c\/strong\u003e (\u003cstrong\u003eDS3800HMPJ\u003c\/strong\u003e Microprocessor Board) provides direct physical\/electrical execution. It functions as a rack-mounted VMEbus-compatible logic engine designed to handle real-time sensor processing, serial communication, and command loop control within industrial automation environments.\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\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eDS3800HMPJ1A1D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eGeneral Electric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.9 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-40 deg C to +70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 10 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBus Compatibility\u003c\/td\u003e\n\u003ctd\u003eVMEbus Rev. C.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eForm Factor\u003c\/td\u003e\n\u003ctd\u003e6U Eurocard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Interfaces\u003c\/td\u003e\n\u003ctd\u003eRS-232, RS-485, Ethernet (MODBUS protocol support)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-55 deg C to +85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eArchitecture\u003c\/td\u003e\n\u003ctd\u003eTriple Modular Redundant (TMR) compatible\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 and System Integration\u003c\/h3\u003e\n\u003cp\u003eThe DS3800HMPJ1A1D incorporates hardware logic engineered to interface directly with the Mark IV backplane over a VMEbus Rev. C.1 architecture. Operating within a Triple Modular Redundant (TMR) architecture, the module handles deterministic signal transfer rates between sensor input cards and control output buses. Onboard firmware flash compatibility ensures synchronized instruction execution across parallel voting channels, maintaining cycle times required for turbine speed, fuel flow, and valve position loop governance without introducing deterministic bus latency.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What precautions must be taken regarding backplane power draw during module insertion?\u003c\/p\u003e\n\u003cp\u003eA: The DS3800HMPJ1A1D requires full de-energization of the rack backplane prior to installation or removal. Hot-swapping this microprocessor card can cause voltage transients on the VMEbus Rev. C.1 lines, leading to potential data corruption or hardware damage across adjacent processing units.\u003c\/p\u003e\n\u003cp\u003eQ: How is signal integrity preserved across the RS-485 and Ethernet communication channels?\u003c\/p\u003e\n\u003cp\u003eA: Digital communication paths utilize physical galvanic isolation and differential line drivers built into the board interface. Correct operation requires continuous shield continuity along the cable run, grounded at a single point to prevent ground loops from disturbing serial transmission data.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrostatic Discharge (ESD) Protection\u003c\/strong\u003e: Handle the module using an ESD-compliant wrist strap connected to the panel frame ground. Keep the board within its static-shielded packaging until immediately prior to insertion into the rack slot.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical Alignment\u003c\/strong\u003e: Insert the 6U Eurocard into the designated Mark IV rack guide rails. Ensure the VMEbus edge connectors align precisely with the backplane pin assembly before applying firm, even pressure to seat the module. Fasten the faceplate retaining screws to secure mechanical grounding.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring and Shield Grounding\u003c\/strong\u003e: Ground all communication cable shields at the rack enclosure entry point. Maintain minimum separation distances between low-voltage serial lines (RS-232\/RS-485) and high-voltage AC power cabling within the cabinet conduits to minimize electromagnetic interference.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":44476792307800,"sku":"DS3800HMPJ1A1D","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/DS3800NHVL.jpg?v=1785317977","url":"https:\/\/www.industriaxplc.com\/ar\/products\/general-electric-ds3800hmpj1a1d-mark-iv-speedtronic-microprocessor-board","provider":"IndustriaX Limited","version":"1.0","type":"link"}