{"product_id":"buy-brand-new-emerson-kl3021x1-ls1-analog-input-charm","title":"Buy Brand New Emerson KL3021X1-LS1 Analog Input CHARM","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eEmerson KL3021X1-LS1\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-precision Low-Side Analog Input CHARM (Characterization Module) designed for the DeltaV Electronic Marshalling architecture. This module digitizes 4–20 mA analog signals from field transmitters and provides full HART pass-through capability for advanced device diagnostics and asset management. By utilizing a low-side sensing topology, the KL3021X1-LS1 offers a specific wiring alternative for complex grounding requirements in industrial loops. We supply this component as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original\u003c\/strong\u003e, ensuring seamless integration into your S-series I\/O subsystem.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification Details\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eModel Number\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eKL3021X1-LS1\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLow-Side Analog Input CHARM\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSignal Range\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4 to 20 mA DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProtocol Support\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHART Digital Communication\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCHARM Bus Power\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e+6.3 VDC at 32 mA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eField Circuit Power\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e+24 VDC at 25 mA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOperating Temperature\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-40 C to +70 C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHumidity Range\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5% to 95% (Non-condensing)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eShock Resistance\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e10 g half-sine wave for 11 ms\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eContaminant Rating\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eISA-S71.04-1985 Class G3\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProtection Rating\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIP20\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTerminal Block Key\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePosition 1A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEliminates Traditional Marshalling:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe CHARM technology allows for \"I\/O on Demand.\" You click the KL3021X1-LS1 into any slot on the CHARM I\/O Card (CIOC) baseplate, eliminating the need for massive cross-wiring and reducing cabinet space by up to 50%.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHART Intelligence Integration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThis module does more than read a process variable. It enables the DeltaV system to extract device status, calibration data, and secondary variables from smart transmitters, facilitating predictive maintenance strategies.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHot-Swappable Maintenance:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module supports full online replacement. You can pull and replace a KL3021X1-LS1 CHARM without disconnecting field wiring or interrupting the power to other modules on the same baseplate, significantly lowering Mean Time To Repair (MTTR).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eExtreme Environment Ruggedization:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWith a G3 harsh environment rating and an operating range down to -40 C, this module thrives in corrosive atmospheres (such as chemical plants or offshore platforms) where standard electronics often fail due to oxidation or thermal stress.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBuilt-in Fault Protection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe KL3021X1-LS1 includes sophisticated internal protection to isolate field-side electrical faults from the CHARM bus, preventing a single instrument failure from cascading into a system-wide shutdown.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the difference between a High-Side and a Low-Side AI CHARM like the KL3021X1-LS1?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe KL3021X1-LS1 (Low-Side) senses the current return path to ground. This is specifically useful in certain legacy wiring schemes or specialized grounding configurations where the high-side of the loop must remain common.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the KL3021X1-LS1 provide power to the field transmitter?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, the module draws +24 VDC field power from the CHARM baseplane to power 2-wire transmitters, simplified by the integrated 25 mA field circuit power rating.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I ensure the module is installed in the correct terminal block?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eEach CHARM type is mechanically keyed. The KL3021X1-LS1 uses Terminal Block Key Position 1A, which prevents you from accidentally inserting an incorrect CHARM type (like a Discrete Output) into an Analog Input slot.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use this module in a redundant configuration?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWhile CHARMs themselves are single-channel components, you achieve system-level redundancy through the DeltaV CHARM I\/O Cards (CIOC) which manage the communication for a bank of up to 96 CHARMs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Emerson","offers":[{"title":"Default Title","offer_id":43828602896483,"sku":"KL3021X1-LS1","price":370.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/43_c56dbfe6-ac9f-4ed0-930d-5458aec4c5cb.jpg?v=1762755606","url":"https:\/\/www.autocontrolglobal.com\/products\/buy-brand-new-emerson-kl3021x1-ls1-analog-input-charm","provider":"AutoControl Global","version":"1.0","type":"link"}