{"product_id":"pxi-84318-national-instruments-8-port-pxi-serial-interface-module","title":"PXI-8431\/8 | National Instruments 8-Port PXI Serial Interface Module","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp\u003eThe National Instruments PXI-8431\/8 is an 8-port serial interface module designed for high-speed RS485 and RS422 communication in PXI systems. It supports full- and half-duplex transmission, offering advanced DMA, multithreading, and multiprocessor capabilities. This module enables efficient and reliable serial communication with industrial and embedded devices.\u003c\/p\u003e\n\u003cp data-start=\"284\" data-end=\"574\" class=\"\"\u003e \u003c\/p\u003e\n\u003cp data-start=\"284\" data-end=\"574\" class=\"\"\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable width=\"100%\" style=\"height: 403.975px; width: 100%;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 21.075px;\"\u003e\n\u003cth style=\"width: 31.746%; text-align: left; height: 21.075px;\" class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\"\u003eCondition\u003c\/th\u003e\n\u003ctd style=\"width: 68.0869%; height: 21.075px;\" class=\"text-left text-body1 py-10 desktop:w-[60%]\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 21.075px;\"\u003e\n\u003cth style=\"width: 31.746%; text-align: left; height: 21.075px;\" class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\"\u003eBrand\u003c\/th\u003e\n\u003ctd style=\"width: 68.0869%; height: 21.075px;\" class=\"text-left text-body1 py-10 desktop:w-[60%]\"\u003e\u003cspan data-sheets-root=\"1\"\u003eNational Instruments\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 21.075px;\"\u003e\n\u003cth style=\"width: 31.746%; text-align: left; height: 21.075px;\"\u003eCategory\u003c\/th\u003e\n\u003ctd style=\"width: 68.0869%; height: 21.075px;\"\u003e\n\u003cdiv class=\"mt-1 md:mt-0 column-left basis-2\/4 divide-y divide-rad-gray-10 border-b-[0.0625rem] border-rad-gray-10 md:border-0\"\u003e\n\u003cdiv class=\"flex gap-[1.75rem] md:gap-x-0 xl:gap-x-[1.875rem]\"\u003e\n\u003cdiv class=\"text-body-4 w-full font-light py-5 pl-4 md:py-6 md:pl-6 text-rad-gray-70\"\u003e\n\u003cdiv class=\"max-w-[8rem] break-words\"\u003e\n\u003cspan\u003e\u003c\/span\u003eData Acquisition and Control\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 21.075px;\"\u003e\n\u003cth style=\"width: 31.746%; text-align: left; height: 21.075px;\"\u003ePart Number\u003c\/th\u003e\n\u003ctd style=\"width: 68.0869%; height: 21.075px;\"\u003e\u003cspan data-sheets-root=\"1\"\u003ePXI-8431\/8\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 21.075px;\"\u003e\n\u003cth style=\"width: 31.746%; text-align: left; height: 21.075px;\"\u003e\u003cspan\u003eSubcategory\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 68.0869%; height: 21.075px;\"\u003e\u003cspan data-sheets-root=\"1\"\u003e\u003cspan\u003ePXI Serial Communication Modules\u003c\/span\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 21.075px;\"\u003e\n\u003cth style=\"width: 31.746%; text-align: left; height: 21.075px;\"\u003eInterface Type\u003c\/th\u003e\n\u003ctd style=\"width: 68.0869%; height: 21.075px;\"\u003eRS485 \/ RS422\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 21.075px;\"\u003e\n\u003cth style=\"width: 31.746%; text-align: left; height: 21.075px;\"\u003e\u003cspan\u003eNumber of Ports\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 68.0869%; height: 21.075px;\"\u003e\u003cspan\u003e8\u003cbr\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 21.075px;\"\u003e\n\u003cth style=\"width: 31.746%; text-align: left; height: 21.075px;\"\u003e\u003cspan\u003eBaud Rate\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 68.0869%; height: 21.075px;\"\u003e\u003cspan\u003eUp to 3 Mbps\u003cbr\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 21.075px;\"\u003e\n\u003cth style=\"width: 31.746%; text-align: left; height: 21.075px;\"\u003e\u003cspan\u003eTransceiver Modes\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 68.0869%; height: 21.075px;\"\u003e\u003cspan\u003e2-wire (half-duplex), 4-wire (full-duplex)\u003cbr\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 41.8875px;\"\u003e\n\u003cth style=\"width: 31.746%; text-align: left; height: 41.8875px;\"\u003e\u003cspan\u003eCommunication Support\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 68.0869%; height: 41.8875px;\"\u003e\u003cspan\u003eMultithreaded, Multiprocessor compatible\u003cbr\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 21.075px;\"\u003e\n\u003cth style=\"width: 31.746%; text-align: left; height: 21.075px;\"\u003e\u003cspan\u003eConnector Type\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 68.0869%; height: 21.075px;\"\u003e\u003cspan\u003e 68-pin SCSI (with DB-9 breakout cable)\u003cbr\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 31.746%; text-align: left; height: 19.5938px;\"\u003e\u003cspan\u003eDMA Support\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 68.0869%; height: 19.5938px;\"\u003e\u003cspan\u003eYes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 31.746%; text-align: left; height: 19.5938px;\"\u003e\u003cspan\u003eCOM Port Emulation\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 68.0869%; height: 19.5938px;\"\u003e\u003cspan\u003eYes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 41.8875px;\"\u003e\n\u003cth style=\"width: 31.746%; text-align: left; height: 41.8875px;\"\u003e\u003cspan\u003eMax Device Count per Port\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 68.0869%; height: 41.8875px;\"\u003e\u003cspan\u003e32 (RS485)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 21.075px;\"\u003e\n\u003cth style=\"width: 31.746%; text-align: left; height: 21.075px;\"\u003e\u003cspan\u003eCable Length Support\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 68.0869%; height: 21.075px;\"\u003e\u003cspan\u003eUp to 4000 feet (RS485)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 31.746%; text-align: left; height: 19.5938px;\"\u003e\u003cspan\u003ePower Supply\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 68.0869%; height: 19.5938px;\"\u003e\u003cspan\u003e+5 VDC, 925 mA (typ.), 1.4 A (max)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 31.746%; text-align: left; height: 19.5938px;\"\u003e\u003cspan\u003eDimensions (W x H)\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 68.0869%; height: 19.5938px;\"\u003e\u003cspan\u003e3.94 x 6.37 in\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 10px;\"\u003e\n\u003cth style=\"width: 31.746%; text-align: left; height: 10px;\"\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 68.0869%; height: 10px;\"\u003e\u003cspan\u003e137 g\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003cspan style=\"font-size: 0.875rem;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About PXI-8431\/8\u003c\/h4\u003e\n\u003cp\u003eThe PXI-8431\/8 is a PXI-based serial interface module developed by National Instruments (NI) for RS485 and RS422 communication. It features eight serial ports configurable for 2- or 4-wire transceiver modes, allowing full or half-duplex data transmission. The module supports data rates up to 3 Mbps and is compatible with Windows-based applications through standard COM port emulation. Designed with a 68-position SCSI interface, the PXI-8431\/8 is ideal for distributed automation systems, data acquisition, and industrial serial device integration.\u003c\/p\u003e\n\u003ch4\u003eKey Features:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e8-Port RS485\/RS422 Support: Provides eight independent serial ports for high-speed communication.\u003c\/li\u003e\n\u003cli\u003eFull\/Half Duplex Modes: Supports 4-wire full-duplex and 2-wire half-duplex operation.\u003c\/li\u003e\n\u003cli\u003eHigh Baud Rate: Operates at up to 3 Mbps, suitable for demanding data transmission needs.\u003c\/li\u003e\n\u003cli\u003eCOM Port Compatibility: Appears as standard COM ports for seamless integration with legacy applications.\u003c\/li\u003e\n\u003cli\u003eAdvanced DMA and Threading: Utilizes high-performance DMA, multithreading, and multiprocessor features.\u003c\/li\u003e\n\u003cli\u003eMulti-Drop RS485 Networks: Supports up to 32 devices on a single port, ideal for industrial automation.\u003c\/li\u003e\n\u003cli\u003ePXI Platform Integration: Easily deployable within PXI-based test and control systems.\u003c\/li\u003e\n\u003cli\u003eIncluded Accessories: Ships with a 68-pin SCSI to 8 x DB-9 male breakout cable.\u003cbr\u003eThe PXI-8431\/8 delivers the reliability and scalability required for industrial serial communication and PXI-based system integration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e","brand":"National Instruments","offers":[{"title":"Default Title","offer_id":49105310351616,"sku":"PXI-8431\/8","price":2604.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/3_d5eec265-a6ee-4ed4-9090-84bb1191c7f5.png?v=1785544666","url":"https:\/\/alotechparts.com\/products\/pxi-84318-national-instruments-8-port-pxi-serial-interface-module","provider":"Alo Tech Solutions","version":"1.0","type":"link"}