{"product_id":"ds3800nvmb1a1a-ge-mark-iv-voltage-monitor-board","title":"DS3800NVMB1A1A GE Mark IV Voltage Monitor Board","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eGE DS3800NVMB1A1A\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eDS3800NVMB\u003c\/strong\u003e Voltage Monitor Board, operates as a dedicated hardware component for power conversion and distribution within Mark IV Speedtronic platforms.\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\u003eDS3800NVMB1A1A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eGE\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\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e3.6 cm x 13 cm x 13.5 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e24 VDC output, 3 A to 40 A output current\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEfficiency\u003c\/td\u003e\n\u003ctd\u003e89% to 94%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Regulation\u003c\/td\u003e\n\u003ctd\u003eFixed-logic 24 VDC rail management\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransient Protection\u003c\/td\u003e\n\u003ctd\u003eActive trigger at voltage transients exceeding 30 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFault Protection\u003c\/td\u003e\n\u003ctd\u003eReverse polarity, reverse power supply, short-circuit protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak Load Capacity\u003c\/td\u003e\n\u003ctd\u003e150% peak power output for up to 5 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003ePart Number Segment\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification Detail\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eTechnical Description\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eDS3800\u003c\/td\u003e\n\u003ctd\u003eSeries Identifier\u003c\/td\u003e\n\u003ctd\u003eStandard Mark IV Series board classification\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNVMB\u003c\/td\u003e\n\u003ctd\u003eFunctional Acronym\u003c\/td\u003e\n\u003ctd\u003eVoltage Monitor Board functional designation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003ctd\u003eAssembly Group\u003c\/td\u003e\n\u003ctd\u003eGroup 1 manufacturing revision group\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eA1A\u003c\/td\u003e\n\u003ctd\u003eRevision Level\u003c\/td\u003e\n\u003ctd\u003eRevision level A1A artwork and component layout\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eI\/O Density Scaling \u0026amp; Firmware Flash Compatibility\u003c\/h3\u003e\n\u003cp\u003eThe DS3800NVMB1A1A serves as a central power distribution and voltage monitoring node within the control rack. The module facilitates I\/O density scaling by providing multi-channel 24 VDC output distribution across connected system components and backplane traces. Integrated hardware protection circuits execute trip-level isolation during short-circuit, reverse power, or reverse polarity events. Transients greater than 30 VDC activate onboard clamping networks to prevent overvoltage propagation to downstream cards. Firmware flash compatibility is not required, as the board utilizes fixed-logic analog and discrete regulation circuits to maintain output integrity without software dependencies.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does this module support hot-swapping during system operation?\u003c\/p\u003e\n\u003cp\u003eA: No. All power must be isolated from the rack prior to inserting or removing the DS3800NVMB1A1A. Pulling the card under electrical load risks voltage spikes and potential damage to the rack backplane power rails.\u003c\/p\u003e\n\u003cp\u003eQ: How does the board handle high inrush currents from connected field devices?\u003c\/p\u003e\n\u003cp\u003eA: The board supports brief peak power demands up to 150% of rated capacity for up to 5 seconds, accommodating temporary inrush loads from connected sensors or actuators without dropping output power.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eIsolate and lock out all power sources feeding the Mark IV control rack prior to installing or servicing the board.\u003c\/li\u003e\n\u003cli\u003eFasten the circuit board securely using the cabinet mounting points to establish solid structural and ground continuity.\u003c\/li\u003e\n\u003cli\u003eVerify output cable polarity prior to terminating connections, ensuring proper 24 VDC delivery to connected control modules.\u003c\/li\u003e\n\u003cli\u003eMaintain a low-impedance connection between the card frame ground and the central cabinet earth ground to mitigate noise interference.\u003c\/li\u003e\n\u003cli\u003eProvide adequate airflow clearance around the module to dissipate heat generated during sustained high-current operation (up to 40 A).\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":43904347537498,"sku":"DS3800NVMB1A1A","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/DS3800NVMB1A1A.png?v=1787647262","url":"https:\/\/www.spareoil.com\/products\/ds3800nvmb1a1a-ge-mark-iv-voltage-monitor-board","provider":"SpareOil Automation","version":"1.0","type":"link"}