{"product_id":"emerson-kj3222x1-ea1-8-channel-hart-ao-module-s-series","title":"Emerson KJ3222X1-EA1 8-Channel HART AO Module | S-Series","description":"\u003ch3\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch4\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eEmerson KJ3222X1-EA1\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis an 8-channel Analog Output (AO) module from the S-Series, designed for use in the DeltaV™ Distributed Control System. It converts digital control signals into precise 4–20 mA outputs while enabling HART communication for advanced monitoring and device management. This module ensures reliable integration with smart field devices, such as actuators, positioners, and control valves, while supporting both standard analog loops and digital diagnostics.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHART Pass-Through Communication\u003c\/strong\u003e: Supports bi-directional HART, enabling secondary variable readings, device diagnostics, and remote configuration.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAMS Integration\u003c\/strong\u003e: Fully compatible with Emerson Asset Management Solutions for predictive maintenance and remote device calibration.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Precision Output\u003c\/strong\u003e: Maintains accurate 4–20 mA signals for consistent process control and stable valve positioning.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDiagnostic Safety Functions\u003c\/strong\u003e: Detects open circuits and monitors output current for reliable loop verification.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRugged Construction\u003c\/strong\u003e: G3 conformal coating protects against corrosive environments, and operation is guaranteed from -40°C to 70°C.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHot-Swappable Design\u003c\/strong\u003e: Can be replaced without shutting down the entire I\/O carrier system, improving uptime.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth align=\"left\"\u003eFeature\u003c\/th\u003e\n\u003cth align=\"left\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cstrong\u003eKJ3222X1-EA1\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eI\/O Type\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eAnalog Output (AO)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eNumber of Channels\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eOutput Signal\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e4–20 mA DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eCommunication Protocol\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eHART (Versions 5–7)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eInput Power\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e30 VDC, 200 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eLocalBus Power\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eMax 300 mA at 12 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eField Power Requirement\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eExternal 24 VDC loop power\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e-40 to 70 °C (-40 to 158 °F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eShock\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e10 g, half-sine, 11 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eVibration\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e1 mm P–P from 2–13.2 Hz, 0.7 g from 13.2–150 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eAirborne Contaminants\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eISA-S71.04 Class G3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e5–95% non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eMounting\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eS-Series I\/O Carrier\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eMaintenance\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eNo user-serviceable parts; calibration not required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eKJ3222X1-EA1\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis ideal for controlling smart field devices in critical processes:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eSmart control valves requiring precise positioning and diagnostic monitoring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLoops needing integration of 4–20 mA analog control with HART-enabled feedback\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHigh-availability systems where hot-swappable I\/O reduces downtime\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eInstallation Notes\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eThis unit must be powered down before removal or insertion.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFor Zone 2 hazardous areas, refer to DeltaV™ CHARM I\/O installation guidelines.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can this AO module communicate with HART field devices?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eYes, it provides bi-directional HART pass-through for device monitoring and diagnostics.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the module require calibration?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eNo calibration is required; the unit is factory-set and maintenance-free.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is the module hot-swappable?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eYes, it can be replaced under power without affecting other I\/O modules on the carrier.\u003c\/p\u003e","brand":"EMERSON","offers":[{"title":"Default Title","offer_id":44045829832792,"sku":"KJ3222X1-EA1","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/EmersonKJ3222X1-EA1.jpg?v=1777368018","url":"https:\/\/www.industriaxplc.com\/products\/emerson-kj3222x1-ea1-8-channel-hart-ao-module-s-series","provider":"IndustriaX Limited","version":"1.0","type":"link"}