{"product_id":"emerson-kj3221x1-ba1-analog-output-module-1","title":"Emerson KJ3221X1-BA1 Analog Output Module","description":"\u003cp\u003eThe \u003cstrong\u003eDeltaV KJ3221X1-BA1\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eKJ3221X1-BA1\u003c\/strong\u003e AO Series 2 Redundant Card, operates as a dedicated hardware component for localized current loop generation, real-time actuator positioning, and digital telemetry pass-through within DeltaV distributed control architectures. Configured for high-density instrumentation tracking, the hardware executes parallel 4-20 mA control signal modulation while handling superimposed HART digital variables under continuous field environment boundaries.\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\u003eKJ3221X1-BA1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eDeltaV (by Emerson)\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\u003e1.5 kg (3.31 lbs) shipping weight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard Series 2 carrier card form factor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-40 to +70 deg C continuous ambient installation limits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLocalBus Power\u003c\/td\u003e\n\u003ctd\u003e12 VDC at 150 mA core rail requirement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBussed Field Power\u003c\/td\u003e\n\u003ctd\u003e24 VDC at 300 mA auxiliary field supply rating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eField Circuit Rating\u003c\/td\u003e\n\u003ctd\u003e24 VDC at 23 mA maximum per-channel loop output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eAnalog Output Modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel Density\u003c\/td\u003e\n\u003ctd\u003e8 isolated output channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRedundancy Support\u003c\/td\u003e\n\u003ctd\u003eNative dual-card parallel tracking infrastructure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMechanical Keying\u003c\/td\u003e\n\u003ctd\u003ePosition A4 terminal block alignment seat\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMechanical Shock\u003c\/td\u003e\n\u003ctd\u003e10g half sinewave for 11 msec duration limits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVibration Boundaries\u003c\/td\u003e\n\u003ctd\u003e1 mm peak-to-peak (5-16 Hz); 0.5g constant acceleration (16-150 Hz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e5 to 95% non-condensing relative envelope\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIngress Protection\u003c\/td\u003e\n\u003ctd\u003eIP20 industrial containment profile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContaminant Profile\u003c\/td\u003e\n\u003ctd\u003eISA-S71.04-1985 Airborne Contaminants Class G3 harsh exposure validation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eIndustrial Control \u0026amp; Driving Subsystem Routing\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-20 mA HART Loop Protocol and Channel-to-Channel Isolation\u003c\/strong\u003e The 8-channel hardware matrix modulates independent 4-20 mA loops to command field control valves, positioners, and variable speed drives. The module overlays bidirectional highway addressable remote transducer (HART) frequency shift keying (FSK) digital data onto the analog lines, routing extended device variables and valve diagnostics back to the control processor without affecting the underlying primary control variable loop execution.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfinet \/ EtherNet\/IP Deterministic Networks and I\/O Density Scaling\u003c\/strong\u003e This redundant output card interfaces with the local carrier rail structure via the proprietary DeltaV LocalBus communication layer. It handles continuous signal updates and diagnostic status streaming down from the master controller. The integrated electronic circuitry ensures synchronized multi-channel parameter mapping, allowing engineers to scale high-density process nodes without packet frame drops or processing cycle propagation delays.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How is the native dual-card redundancy managed on the Series 2 carrier plate?\u003c\/p\u003e\n\u003cp\u003eA: The hardware architecture enables two identical KJ3221X1-BA1 modules to map to the same field terminal block. The active card drives the 4-20 mA current loops while the standby card continuously mirrors the internal output registers. If an internal component fault or rail drop occurs, hardware control tracks transfer the execution loop to the secondary card within sub-millisecond timelines to prevent valve positioning bumps.\u003c\/p\u003e\n\u003cp\u003eQ: What protection boundaries does the Class G3 environmental rating guarantee?\u003c\/p\u003e\n\u003cp\u003eA: The ISA-S71.04-1985 Class G3 specification indicates that the internal circuit board traces are shielded with an industrial conformal coating process. This formulation provides chemical protection against corrosive airborne gases such as hydrogen sulfide ($H_2S$), sulfur dioxide ($SO_2$), and chlorine lines, allowing reliable deployment in remote petrochemical panels or paper mills.\u003c\/p\u003e","brand":"Emerson","offers":[{"title":"Default Title","offer_id":45095252951155,"sku":"KJ3221X1-BA1","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/screenshot_2026-06-12_16-57-18_f0a59ffd-da2d-41f2-98be-96428da0749b.png?v=1781257098","url":"https:\/\/www.dcssupplier.com\/ar\/products\/emerson-kj3221x1-ba1-analog-output-module-1","provider":"DcsSupplier Limited","version":"1.0","type":"link"}