{"product_id":"yokogawa-aai841-h50-k4a00-centum-vp-hart-8-in-8-out-analog-i-o-module","title":"Yokogawa AAI841-H50\/K4A00 CENTUM VP HART 8-In\/8-Out Analog I\/O Module","description":"\u003ch3\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAAI841-H50\/K4A00\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(Part Number\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAAI841-H50\/K4A00\u003c\/strong\u003e) is a high-density, multifunctional analog interface designed for the Yokogawa CENTUM VP distributed control system. This unit uniquely combines eight channels of 4 to 20 mA input and eight channels of 4 to 20 mA output within a single hardware footprint. It is engineered to optimize rack space while providing robust signal processing for various field instruments and actuators.\u003c\/p\u003e\n\u003cp\u003eEquipped with the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e-H\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esuffix, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAAI841-H50\/K4A00\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eenables bidirectional digital communication via the HART protocol. This capability allows plant engineers to access advanced device diagnostics and perform remote configuration of smart field instruments without interrupting the analog control signal. The integration of the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eATK4A-00\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003einterface adapter ensures seamless connectivity using pre-fabricated KS cables, significantly reducing wiring complexity in control cabinets.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Channels\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e8 channels, 4 to 20 mA DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOutput Channels\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e8 channels, 4 to 20 mA DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCommunication Support\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIntegrated HART Protocol (Digital Pass-through)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSignal Isolation\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eNon-isolated (Common ground for I\/O channels)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Impedance\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e250 Ω during active operation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAllowable Output Load\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e600 Ω maximum resistance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eData Refresh Cycle\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e40 ms internal update frequency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eExternal Interface\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eKS Cable Interface Adapter (\u003cstrong\u003eATK4A-00\u003c\/strong\u003e) pre-installed\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eExplosion Protection\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSuffix 5 (No explosion protection for safe area use)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSystem Current Consumption\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e320 mA at 5 V DC and 300 mA at 24 V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperational Temperature\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e-20°C to 70°C for industrial environments\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eConfiguration and Suffix Breakdown\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAAI841\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBase model for combined 4-20 mA input\/output operations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e-H\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDigital communication support via HART protocol\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e5\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eStandard industrial version without explosion protection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e0\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBasic functional hardware type\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eK4A00\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAssembly featuring the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eATK4A-00\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003einterface for KS cable connection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eIndustrial Applications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eSimultaneous control and monitoring of intelligent control valves and flow transmitters.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSpace-efficient I\/O expansion for CENTUM VP systems in offshore or remote enclosures.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRemote management of smart positioners using HART diagnostic data.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGeneral process control loops requiring standard 4-20 mA current signals.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the KS cable interface benefit the installation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAAI841-H50\/K4A00\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eincludes the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eATK4A-00\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eadapter which allows for high-density plug-and-play wiring. This eliminates the need for individual terminal screw connections, reducing the risk of wiring errors and accelerating site commissioning.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan this module handle both 2-wire and 4-wire transmitters?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, the input channels are compatible with standard 4 to 20 mA signals. However, as a non-isolated module, careful attention must be paid to the common ground potential to prevent signal interference in complex grounding environments.\u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":52434380685621,"sku":"AAI841-H00\/K4A00","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/AAI841-H00K4A00.jpg?v=1773372738","url":"https:\/\/www.5gplc.com\/products\/yokogawa-aai841-h50-k4a00-centum-vp-hart-8-in-8-out-analog-i-o-module","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}