{"product_id":"emerson-kj3222x1-ba1-12p2532x122-input-module","title":"EMERSON KJ3222X1-BA1 12P2532X122 Input Module","description":"\u003cp\u003eConfigured for analog signal processing in DeltaV DCS platforms, the \u003cstrong\u003eEmerson KJ3222X1-BA1\u003c\/strong\u003e (\u003cstrong\u003e12P2532X122\u003c\/strong\u003e Input Module) provides direct physical\/electrical execution. This 8-channel Series 2 card digitizes process variables directly from field transmitters to the local backplane.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBase Part Number\u003c\/strong\u003e: KJ3222X1-BA1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAssembly Part Number\u003c\/strong\u003e: 12P2532X122\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarrier\/Series Model\u003c\/strong\u003e: VE4003S2B1 \/ CE4003S2B1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardware Generation\u003c\/strong\u003e: DeltaV Series 2 I\/O Subsystem\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunctional Variant\u003c\/strong\u003e: 8-Channel 4-20 mA HART Analog Input Module\u003c\/li\u003e\n\u003c\/ul\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\u003eKJ3222X1-BA1 (12P2532X122)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eEmerson\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.3 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e4.1 cm x 15.9 cm x 10.8 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\u003e12 VDC at 300 mA (Local Bus Power)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Range\u003c\/td\u003e\n\u003ctd\u003e4-20 mA DC with HART pass-through\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel Count\u003c\/td\u003e\n\u003ctd\u003e8 channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003eChannel-to-system galvanic isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003e4-20 mA HART Loop Protocol \u0026amp; Channel Isolation\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eEmerson KJ3222X1-BA1\u003c\/strong\u003e features integrated 4-20 mA HART loop protocol capabilities across all 8 analog channels. The onboard modem multiplexes high-frequency HART digital frequency-shift keying (FSK) signals over the standard analog current loop, enabling pass-through of secondary, tertiary, and quaternary process variables alongside device diagnostic parameters. Channel-to-channel isolation prevents ground loop interference across active field transmitters, maintaining signal integrity and A\/D conversion accuracy under severe common-mode voltage conditions.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the module be inserted or removed while the DeltaV controller backplane is powered?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the module supports Hot-Swappable (RIUP - Removal and Insertion Under Power) operation on compatible Series 2 I\/O carriers without disrupting adjacent module traffic.\u003c\/p\u003e\n\u003cp\u003eQ: How does channel-to-channel isolation protect the system?\u003c\/p\u003e\n\u003cp\u003eA: Optical and galvanic channel isolation isolates individual 4-20 mA loops, preventing ground loops and limiting fault propagation from field wiring to the central DeltaV backplane.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarrier Keying\u003c\/strong\u003e: Ensure the I\/O carrier keying pegs are properly set to match the KJ3222X1-BA1 mechanical keying position before insertion to prevent pin damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring and Shielding\u003c\/strong\u003e: Connect shielded twisted-pair cables for each 4-20 mA HART instrument loop. Ground signal cable shields at a single point on the carrier ground bar; do not ground shields at the field instrument end.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply Verification\u003c\/strong\u003e: Confirm 24 VDC field circuit power supply voltage levels prior to landing wiring on the terminal block to maintain HART transmitter operating margins.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Emerson Epro","offers":[{"title":"Default Title","offer_id":45491321962611,"sku":"KJ3222X1-BA1 12P2532X122","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/KJ3243X1-BA1_2__Cocoai_e2a8b662-3e68-4bdf-87b0-1cb8df70fb6c.jpg?v=1789351895","url":"https:\/\/www.dcssupplier.com\/products\/emerson-kj3222x1-ba1-12p2532x122-input-module","provider":"DcsSupplier Limited","version":"1.0","type":"link"}