{"product_id":"kj3222x1-ba3-emerson-8-channel-4-20-ma-hart-input-card-for-deltav-i-o","title":"KJ3222X1-BA3 Emerson 8-Channel 4–20 mA HART Input Card for DeltaV I\/O","description":"\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"color: #008000;\"\u003eKJ3222X1-BA3\u003c\/span\u003e Emerson Series 2 Analog Input Card\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eKJ3222X1-BA3\u003c\/strong\u003e is an Emerson Series 2 analog input card designed for 8-channel, 4–20 mA HART signal acquisition. It supports process instrumentation interfaces where control systems must receive analog measurements while supporting HART-enabled field devices. Its power requirements, terminal-block keying, and removal restrictions are important considerations during installation and maintenance.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eSignal Interface and Power Architecture\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThis card connects field measurement circuits to a compatible control-system I\/O assembly. Before selecting a replacement, verify the card number, Series 2 designation, terminal-block key position, field wiring, and system configuration.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e KJ3222X1-BA3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Emerson\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e Series 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModule type:\u003c\/strong\u003e 8-channel 4–20 mA HART analog input card\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal-block key position:\u003c\/strong\u003e A1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocal bus power:\u003c\/strong\u003e 12 VDC at 150 mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBussed field power:\u003c\/strong\u003e 24 VDC at 300 mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eField circuit power:\u003c\/strong\u003e 24 VDC at 30 mA per channel\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cstrong\u003eElectrical and Environmental Operating Envelope\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eEnvironmental limits matter when replacing I\/O hardware in control cabinets exposed to temperature changes, vibration, or airborne contaminants. Confirm the actual installation conditions against the following published specifications.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmbient operating temperature:\u003c\/strong\u003e -40°C to +70°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelative humidity:\u003c\/strong\u003e 5% to 95%, non-condensing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShock resistance:\u003c\/strong\u003e 10 g half-sine wave for 11 ms\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVibration:\u003c\/strong\u003e 1 mm peak-to-peak from 2 to 13.2 Hz; 0.7 g from 13.2 to 150 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAirborne contaminants:\u003c\/strong\u003e ISA-S71.04-1985 Class G3\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cstrong\u003eWhere the KJ3222X1-BA3 Fits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe card is intended for control-system applications that use compatible 4–20 mA HART input channels. Typical measurement points may include pressure transmitters, temperature transmitters with analog outputs, flow transmitters, and level instruments. Confirm the specific transmitter, channel configuration, I\/O carrier, and system requirements before commissioning.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProcess monitoring:\u003c\/strong\u003e Collect analog process measurements for operator displays and control strategies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressure and flow measurement:\u003c\/strong\u003e Bring compatible transmitter signals into the control system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTank and vessel monitoring:\u003c\/strong\u003e Acquire level-related signals from supported field instruments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlant maintenance:\u003c\/strong\u003e Replace a suspect input card after wiring, field-device, and channel checks isolate the fault.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cstrong\u003eInstallation Controls and Replacement Checks\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe manufacturer's removal instructions impose a clear power-isolation requirement. Field power supplied directly at the field terminal or through the carrier as bussed field power must be removed before connecting or removing the device. This unit cannot be removed or inserted while system power is energized.\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eConfirm the complete part number, Series 2 designation, and terminal-block key position A1.\u003c\/li\u003e\n\u003cli\u003ePlace the affected process loop in an approved maintenance state and follow site isolation procedures.\u003c\/li\u003e\n\u003cli\u003eRemove field power before disconnecting or installing the card. Do not perform live insertion or removal.\u003c\/li\u003e\n\u003cli\u003eComplete the required I\/O loop assessment for all energy-limited nodes.\u003c\/li\u003e\n\u003cli\u003eInspect terminal seating, field wiring, and field-device power before restoring the loop.\u003c\/li\u003e\n\u003cli\u003eAfter installation, verify channel readings and HART communication where the field device and system configuration support it.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eA rotary keying system helps ensure that the I\/O card and terminal block remain correctly matched after installation. Set the terminal-block keys for the card being used; do not rely on physical fit alone as proof of compatibility.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eField Diagnostics: Isolate the Fault Before Replacing the Card\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eWhen a channel reports an abnormal value or loses communication with a field instrument, check the complete signal path before concluding that the input card has failed. The following sequence is a practical troubleshooting guide, not a claim that the card provides onboard diagnostics beyond the supplied specifications.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncorrect or absent process value:\u003c\/strong\u003e Check transmitter power, loop wiring, polarity, terminal seating, and the field instrument's output.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne channel differs from the process:\u003c\/strong\u003e Compare the field signal with the control-system reading and inspect the individual loop connections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple channels show abnormalities:\u003c\/strong\u003e Review shared field power, carrier connections, and the relevant control-system configuration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHART communication is unavailable:\u003c\/strong\u003e Verify that the transmitter supports HART, inspect loop wiring, and check system-side configuration before replacing hardware.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFault persists after checks:\u003c\/strong\u003e Confirm the card and terminal-block match, document channel behavior, and follow the plant's approved module-replacement procedure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cstrong\u003eHazardous-Area Markings\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe supplied specifications list the following hazardous-atmosphere markings and reference identifiers. Confirm the complete approval documentation and installation conditions for the target jurisdiction and application before use.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eATEX:\u003c\/strong\u003e II 3G Ex ec [ic] IIC Gc; FM19ATEX0173U\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIECEx:\u003c\/strong\u003e IECEx FMG 19.0019U\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUKEX:\u003c\/strong\u003e FM21UKEX0017U\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNorth American classification:\u003c\/strong\u003e Class I, Division 2, Groups A, B, C, D\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eZone marking:\u003c\/strong\u003e Class I Zone 2 AEx\/Ex ec [ic] IIC Gc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdditional reference identifiers:\u003c\/strong\u003e FM17US0286U; FM17CA0145U\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eApproval suitability depends on the complete installation, associated equipment, wiring method, and applicable site requirements. Do not use these markings alone to determine whether a particular installation is approved.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eMaintenance Policy\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe unit contains no user-serviceable parts and should not be disassembled. The supplied specifications state that calibration is not required. If signal performance remains abnormal after field-loop and configuration checks, follow the plant's maintenance procedure and assess the module for replacement rather than attempting internal adjustment.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eSelection Checklist for Purchasing Teams\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMatch the full part number: \u003cstrong\u003eKJ3222X1-BA3\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eVerify the Series 2 designation and 8-channel, 4–20 mA HART interface.\u003c\/li\u003e\n\u003cli\u003eConfirm the A1 terminal-block key position and the installed terminal-block type.\u003c\/li\u003e\n\u003cli\u003eCheck local bus power, bussed field power, and field-circuit power requirements against the installed assembly.\u003c\/li\u003e\n\u003cli\u003eReview the existing I\/O configuration and field-device requirements before ordering a replacement.\u003c\/li\u003e\n\u003cli\u003eFor hazardous-area use, validate the applicable approval documents and installation conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cstrong\u003eGlobal PLC Spare HUB's Insight\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eIn field replacement work, a channel fault does not automatically indicate a failed input card. An unstable transmitter supply, loose terminal connection, incorrect terminal-block keying, or configuration mismatch can produce similar symptoms. A controlled loop check helps maintenance teams distinguish a field-side issue from a module-side problem and reduces unnecessary hardware replacement.\u003c\/p\u003e\n\u003cp\u003eFor the \u003cstrong\u003eKJ3222X1-BA3\u003c\/strong\u003e, pay particular attention to the power-isolation requirement. The device must not be inserted or removed with system power energized, and field power must be removed before connection or removal. Verify the terminal-block keying and loop assessment before returning the channel to service.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eWarranty and Shipping\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 12-month warranty, subject to the seller's written terms and conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping options:\u003c\/strong\u003e FedEx, UPS, and DHL, subject to destination and service availability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDispatch planning:\u003c\/strong\u003e A 24–48-hour dispatch target may be available after order and stock confirmation; confirm timing before purchase.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTechnical support:\u003c\/strong\u003e Provide the full part number and relevant system or terminal-block details when requesting a quotation or compatibility review.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ1: What should be checked before substituting this card for an installed analog input module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eConfirm the full KJ3222X1-BA3 part number, Series 2 designation, channel interface, terminal-block key position A1, and the existing I\/O configuration. Do not assume that a card with a similar appearance or signal type is interchangeable.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ2: Can maintenance personnel remove the card while the controller remains powered?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The supplied instructions state that this unit cannot be removed or inserted with system power energized. Remove field power supplied at the terminal or through the carrier before connecting or removing the device, and follow the site's approved isolation procedure.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ3: What is a useful first check when a HART transmitter value appears incorrect?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCompare the actual process condition with the transmitter output and the value received by the control system. Inspect loop power, wiring, terminal connections, and channel configuration before attributing the problem to the card. Check HART communication separately from the basic analog reading.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ4: Does the card require routine calibration or internal adjustment?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe supplied specifications state that calibration is not required and that the unit contains no user-serviceable parts. Do not disassemble it. If readings remain outside expected limits after loop verification, follow the plant's diagnostic and replacement procedure.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ5: What information should I provide when requesting a quotation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eProvide the complete KJ3222X1-BA3 model number, Series 2 designation, required quantity, destination country, and available terminal-block or system details. If the card is replacing a failed unit, include the observed channel symptoms so compatibility questions can be reviewed before ordering.\u003c\/p\u003e\n","brand":"Emerson","offers":[{"title":"Default Title","offer_id":67651736830134,"sku":"KJ3222X1-BA3","price":112.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/KJ3222X1-BA3-1.jpg?v=1792134699","url":"https:\/\/www.plcsparehub.com\/products\/kj3222x1-ba3-emerson-8-channel-4-20-ma-hart-input-card-for-deltav-i-o","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}