{"product_id":"centum-vp-yokogawa-aai835-h00-hart-isolated-analog-i-o-module","title":"CENTUM VP | Yokogawa AAI835-H00 HART Isolated Analog I\/O Module","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eYokogawa AAI835-H00\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as a high-performance, multi-functional interface for the CENTUM VP and CS 3000 control systems. This module combines 4-channel analog input and 4-channel analog output capabilities into a single, fully isolated unit. Equipped with\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHART digital communication\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand integrated\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eexplosion protection\u003c\/strong\u003e, it allows for the simultaneous transmission of 4-20 mA process variables and advanced device diagnostics from hazardous field areas.\u003c\/p\u003e\n\u003ch2\u003ePart Number Breakdown: AAI835-H00\u003c\/h2\u003e\n\u003cp\u003eYokogawa's specific coding defines the advanced communication and safety features of this module:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAAI835:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBase model for Isolated Analog I\/O (4-ch input \/ 4-ch output).\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 enabled (Supports\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHART protocol\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor smart field devices).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e0:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBuilt-in explosion protection for deployment in regulated hazardous environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e0:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBasic type functional specification for standard system integration.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cp\u003eWe provide this module in\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% brand new, original factory condition\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eto ensure full compliance with plant safety and reliability standards.\u003c\/p\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\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNumber of Channels\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4-channel Input \/ 4-channel Output\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSignal Range\u003c\/strong\u003e\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\u003e\u003cstrong\u003eCommunication\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHART Protocol (Digital over Analog)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eIsolation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIndividually isolated channels (Channel-to-Channel \u0026amp; Channel-to-System)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSafety Rating\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eExplosion Protection (Code 0)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eAccuracy\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cspan class=\"math-inline\"\u003e$\\pm$\u003c\/span\u003e 0.1% of span\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eData Update Period\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e10 ms\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCurrent Consumption\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOptimized for CENTUM VP FIO nodes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eEngineering Advantages\u003c\/h2\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHART Integration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe AAI835-H00 enables seamless access to smart instrument data. Engineers can perform remote calibration, view device status, and capture secondary variables without additional hand-held communicators or bypass wiring.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHazardous Area Readiness:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe integrated explosion protection allows for direct connection to instruments located in volatile environments. This eliminates the need for some external barriers, reducing cabinet complexity and wiring costs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHybrid Efficiency:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBy combining inputs and outputs on a single card, this module maximizes rack space. It provides an ideal solution for small-scale loops or skid-mounted equipment where a 16-channel dedicated card would be underutilized.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSuperior Noise Immunity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIndividual channel isolation ensures that a fault or ground loop on one instrument does not affect the remaining three channels. This architectural choice significantly increases the \"availability\" of critical process loops.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan the AAI835-H00 replace a standard non-HART AAI835 module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, this module is backward compatible with standard 4-20 mA signals. However, to utilize the HART diagnostic features, your CENTUM software must have the appropriate PRM (Plant Resource Manager) or HART-ready license active.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this module provide power to 2-wire transmitters?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, the input channels on the AAI835-H00 typically provide loop power for 2-wire transmitters while simultaneously receiving the 4-20 mA signal and HART data.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the benefit of \"Channel-to-Channel\" isolation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMost standard modules only isolate the group of channels from the system. The AAI835-H00 isolates each channel from the others, meaning a short circuit or high-voltage surge on Channel 1 will not damage or disrupt the signals on Channels 2, 3, or 4.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs special wiring required for the HART signal?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The HART digital signal rides on top of the standard 4-20 mA twisted pair. As long as the field device is HART-compatible and the loop resistance is within the 230-600\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"math-inline\"\u003e$\\Omega$\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003erange, communication functions automatically.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":52467876462901,"sku":"AAI835-H00","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/AAI835-H53_3c2e8092-d64a-46ba-bbd9-4300d080ba8f.png?v=1774253734","url":"https:\/\/www.5gplc.com\/products\/centum-vp-yokogawa-aai835-h00-hart-isolated-analog-i-o-module","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}