{"product_id":"emerson-kj3241x1-ba2-serial-interface-card","title":"Emerson KJ3241X1-BA2 Serial Interface Card","description":"\u003cp\u003eThe \u003cstrong\u003eEmerson KJ3241X1-BA2\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eKJ3241X1-BA2\u003c\/strong\u003e Serial Interface Card, serves as the primary \u003cstrong\u003eKJ3241X1-BA2\u003c\/strong\u003e Communication Module utilized to execute high-speed serial data transmission and fieldbus routing tasks across Emerson DeltaV control 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 \/ Part Number\u003c\/td\u003e\n\u003ctd\u003eKJ3241X1-BA2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eEmerson Automation Solutions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Family \/ Series\u003c\/td\u003e\n\u003ctd\u003eDeltaV M-Series \/ Series 2 Architecture\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eSerial Interface Card \/ Communication Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical Protocols Supported\u003c\/td\u003e\n\u003ctd\u003eRS-232 and RS-485 serial standards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal System Input Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC (Supplied via power distribution rails)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhysical Layout Form Factor\u003c\/td\u003e\n\u003ctd\u003eCompact plug-in interface card configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Net Width\u003c\/td\u003e\n\u003ctd\u003e60 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Net Height\u003c\/td\u003e\n\u003ctd\u003e120 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Net Depth \/ Length\u003c\/td\u003e\n\u003ctd\u003e200 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Net Weight\u003c\/td\u003e\n\u003ctd\u003e0.20 kg (0.44 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCore Application Compatibility\u003c\/td\u003e\n\u003ctd\u003eModbus RTU, legacy instrumentation, and peripheral serial bridging\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature Range\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C functional cabinet ambient boundary\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control and DCS Instrument Integration\u003c\/h3\u003e\n\u003cp\u003eThe serial interface module mounts onto standard DeltaV I\/O carriers, linking external peripheral networks directly to the primary controller backplane. The card incorporates physical transceiver channels for both RS-232 point-to-point lines and multi-drop RS-485 buses, scaling physical data packets into internal register blocks without adding localized propagation delays. It handles Modbus RTU master\/slave polling loops natively, forwarding raw data tables straight to the processing layer.\u003c\/p\u003e\n\u003cp\u003eTelemetry diagnostics and serial link statuses are routed across Profinet, EtherNet\/IP, or native DeltaV deterministic networks via the primary controller head. This dual-protocol setup lets engineers integrate legacy sub-systems and modern instruments simultaneously, supporting flexible I\/O density scaling routines and firmware flash compatibility while preserving continuous connection tracking across the plant infrastructure.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the KJ3241X1-BA2 module handle the electrical configuration between RS-232 and RS-485 modes?\u003c\/p\u003e\n\u003cp\u003eA: Protocol selection is software-configured within the DeltaV Explorer environment. The internal hardware contains digital switching matrices that reassign terminal pins and adjust logic thresholds dynamically, eliminating the need for manual onboard hardware jumpers.\u003c\/p\u003e\n\u003cp\u003eQ: Can this serial module be inserted or removed while the controller carrier is powered?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The card features online module replacement (hot-swap) capabilities. The passive carrier backplane manages power sequencing and isolates data lines safely, preventing bus dropouts or loss of connection tracking on adjacent active modules during an exchange.\u003c\/p\u003e","brand":"Emerson","offers":[{"title":"Default Title","offer_id":45064406204531,"sku":"KJ3241X1-BA2","price":233.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/screenshot_2026-06-03_15-13-32_567dea13-9a92-4974-934b-e957db260446.png?v=1780473385","url":"https:\/\/www.dcssupplier.com\/products\/emerson-kj3241x1-ba2-serial-interface-card","provider":"DcsSupplier Limited","version":"1.0","type":"link"}