{"product_id":"aai841-h00-yokogawa-centum-vp-16-channel-analog-i-o-module-with-hart","title":"AAI841-H00 | Yokogawa CENTUM VP 16-Channel Analog I\/O Module with HART","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eYokogawa AAI841-H00\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eacts as a versatile, high-density analog interface for the CENTUM VP Distributed Control System (DCS). This hybrid module integrates 8 input channels and 8 output channels into a single unit, facilitating simultaneous process monitoring and actuator control. By supporting the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHART communication protocol\u003c\/strong\u003e, the AAI841-H00 enables bidirectional digital data exchange, allowing operators to perform remote diagnostics and configuration on smart field devices. We supply this module as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand original, ensuring full compatibility with your existing Yokogawa I\/O nests.\u003c\/p\u003e\n\u003ch3\u003ePart Number Breakdown\u003c\/h3\u003e\n\u003cp\u003eThe AAI841 series follows a specific suffix logic to denote its communication and isolation characteristics:\u003c\/p\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 (Analog I\/O Module, 8 Inputs \/ 8 Outputs)\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 (Supports HART Protocol)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e0:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eStandard Type\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e0:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBasic Type Configuration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eThe AAI841-H00 provides deterministic performance for complex control loops within a compact hardware footprint.\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNumber of Channels:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e16 total (8 Inputs \/ 8 Outputs)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSignal Range:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e4 to 20 mA DC (Input and Output)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProtocol Support:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eHART (High-Addressable Remote Transducer)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIsolation Architecture:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eNon-isolated (Channels share a common ground)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eData Update Period:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e10 ms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e3.2 cm x 10.7 cm x 13 cm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0.32 kg\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCondition:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e100% Brand New and Original\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cp\u003eThe AAI841-H00 streamlines control cabinet architecture while enhancing field device management:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eUnified I\/O Management:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eCombining 8 inputs and 8 outputs on one card eliminates the need for separate input and output modules for standard PID loops. This reduction in module count minimizes hardware costs and optimizes cabinet rail space.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIntelligent Asset Maintenance:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIntegrated HART support passes digital diagnostic data from the field directly to the DCS. Maintenance teams identify sensor drift or actuator friction before failures occur, shifting the plant from reactive to predictive maintenance strategies.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Density Control Integration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe slim 3.2 cm profile allows for the installation of multiple I\/O points in high-density nests. This proves critical for offshore platforms or localized process skids where space constraints dictate the control hardware footprint.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOptimized Signal Synchronization:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBy processing both input and output signals on the same hardware clock, the module reduces latency between measurement and command. This synchronization improves the stability of fast-acting control loops such as pressure regulation and flow control.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the AAI841-H00 provide channel-to-channel isolation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The AAI841-H00 utilizes a non-isolated design where channels share a common ground reference. If your application requires full galvanic isolation between individual field devices, you should consider the AAI143 (Input) or AAI543 (Output) series modules.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the HART protocol benefit my existing transmitters?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe HART protocol superimposes a digital signal on top of the 4-20 mA analog signal. The AAI841-H00 reads this digital layer to provide secondary variables (such as device temperature) and diagnostic alerts without interrupting the primary analog control signal.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat terminal boards are compatible with the AAI841-H00?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe AAI841-H00 typically interfaces with standard Yokogawa pressure clamp or screw terminal blocks via KS series cables. Ensure you match the terminal board pinout to the 8-in\/8-out configuration to prevent wiring errors.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I hot-swap this module during operation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, CENTUM VP hardware supports hot-swapping under normal operating conditions. You can replace the AAI841-H00 without powering down the I\/O nest, provided the system configuration allows for module redundancy or temporary signal loss on the affected loop.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":53296926359736,"sku":"AAI841-H00","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/AAI841-S00_22e756bc-408d-43c0-be67-03700248c120.jpg?v=1776154918","url":"https:\/\/www.globalpetroparts.com\/products\/aai841-h00-yokogawa-centum-vp-16-channel-analog-i-o-module-with-hart","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}