{"product_id":"ge-ds3800nsfe1e1g-speedtronic-mark-iv-dual-port-memory-board","title":"GE DS3800NSFE1E1G Speedtronic Mark IV Dual Port Memory Board","description":"\u003ch2\u003eGE DS3800NSFE1E1G Speedtronic Mark IV Dual Port Memory Board\u003c\/h2\u003e\n\u003cp\u003eConfigured for high-speed data buffering and inter-processor communication in Speedtronic Mark IV Turbine Control platforms, the \u003cstrong\u003eGE DS3800NSFE1E1G\u003c\/strong\u003e (\u003cstrong\u003eDS3800NSFE\u003c\/strong\u003e Dual Port Memory Board) provides direct physical\/electrical execution across redundant system buses.\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\u003eDS3800NSFE1E1G\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eGE (General 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\u003e0.4 kg (0.64 lbs to 580 g depending on revision\/packaging)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e178.8 x 100 x 34.3 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-40 to +85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eNot specified (Operating Voltage: 12 VDC \/ 24 VDC options, 2.0 A current rating)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eSpeedtronic Mark IV Turbine Control Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBoard Type\u003c\/td\u003e\n\u003ctd\u003eDual Port Memory Board \/ Speed Feedback Interface Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory Capacity\u003c\/td\u003e\n\u003ctd\u003e1 GB DDR3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePort Configuration\u003c\/td\u003e\n\u003ctd\u003eDual Port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSerial Interfaces\u003c\/td\u003e\n\u003ctd\u003eRS-232, RS-485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Functions\u003c\/td\u003e\n\u003ctd\u003eData storage, setpoint retention, operational logging, generator speed feedback\/excitation control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntegrated Protection\u003c\/td\u003e\n\u003ctd\u003eCurrent limiting, overvoltage, undervoltage detection\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 Licences and Deterministic Execution\u003c\/h3\u003e\n\u003cp\u003eThe DS3800NSFE1E1G utilizes a dual-port DDR3 architecture to facilitate concurrent memory access between main processor modules and I\/O communication cards without backplane bus contention. This multi-master access interface preserves high communication velocity across the internal rack assembly, enabling real-time logging, setpoint updates, and continuous speed feedback processing. Onboard physical isolation circuits prevent bus noise and voltage transients on field interfaces from degrading deterministic control block execution cycles.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does dual-port memory execution prevent backplane bus bottlenecks during high-frequency data logging?\u003c\/p\u003e\n\u003cp\u003eA: The dual-port architecture provides independent address and data lines for two separate buses, allowing primary control processors and secondary interface cards to read and write to the onboard 1 GB DDR3 array simultaneously without wait-state penalties.\u003c\/p\u003e\n\u003cp\u003eQ: Which physical serial communication interfaces are integrated on the board?\u003c\/p\u003e\n\u003cp\u003eA: The module incorporates built-in RS-232 and RS-485 serial interfaces to support field communication connections and local diagnostic terminal access.\u003c\/p\u003e\n\u003cp\u003eQ: Can the DS3800NSFE1E1G execute direct power monitoring feedback for excitation loops?\u003c\/p\u003e\n\u003cp\u003eA: Yes, when configured for speed feedback and excitation interface tasks, internal hardware logic processes sensor input signals and executes overvoltage and undervoltage protection loops to maintain loop stability.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eAlign the card edges with the designated Euro-card slot guides inside the Speedtronic Mark IV enclosure. Insert the module firmly until the rear connector seats completely into the backplane receptacle, then tighten all front-panel retaining screws to establish structural frame grounding.\u003c\/p\u003e\n\u003cp\u003eRoute external RS-232\/RS-485 communication cables and power wiring clear of high-voltage field conductors. Ensure cable shields bond to the main cabinet ground bar to prevent high-frequency EMI from disrupting memory bus access. Verify operating voltage supply rails prior to powering up the host rack.\u003c\/p\u003e","brand":"GE Fanuc","offers":[{"title":"Default Title","offer_id":44546264105059,"sku":"DS3800NSFE1E1B","price":120.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/223._a5467a8c-e546-49e6-b949-f2fca8107bfc.jpg?v=1788339492","url":"https:\/\/www.autocontrolglobal.com\/products\/ge-ds3800nsfe1e1g-speedtronic-mark-iv-dual-port-memory-board","provider":"AutoControl Global","version":"1.0","type":"link"}