{"product_id":"yokogawa-aai841-h00-s2-analog-input-module","title":"Yokogawa AAI841-H00 S2 Analog Input Module","description":"\u003ch2\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAAI841-H00 S2\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-performance\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eanalog input module\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eYokogawa CENTUM VP Distributed Control System (DCS)\u003c\/strong\u003e. Although sometimes misidentified as a motor-related component due to its industrial form factor, this unit is strictly a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003esignal acquisition and processing module\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eused to interface field transmitters with the control system.\u003c\/p\u003e\n\u003cp\u003eThe module provides\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e16 channels of 4–20 mA analog current input\u003c\/strong\u003e, making it well-suited for precise and reliable process variable measurement. Designed for high-availability systems, it offers robust environmental resistance and supports redundant system architectures. Field wiring is accomplished via\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003epressure clamp terminals or dedicated signal cables\u003c\/strong\u003e, depending on the installed baseplate.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e16 channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel Isolation\u003c\/td\u003e\n\u003ctd\u003eCommon ground between channels, isolated from system logic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Signal Range\u003c\/td\u003e\n\u003ctd\u003e4–20 mA DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Impedance\u003c\/td\u003e\n\u003ctd\u003e250 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccuracy\u003c\/td\u003e\n\u003ctd\u003e±0.1% of span\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Update Period\u003c\/td\u003e\n\u003ctd\u003e40 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWithstand Voltage\u003c\/td\u003e\n\u003ctd\u003e1500 V AC (input to system)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eMax. 320 mA at 5 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e 1.5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eCENTUM VP \/ FIO (Field Interface Unit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch2\u003eApplication\u003c\/h2\u003e\n\u003cp\u003eThe AAI841-H00 S2 is widely used in\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eoil \u0026amp; gas refineries\u003c\/strong\u003e,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003echemical processing plants\u003c\/strong\u003e, and\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003epower generation facilities\u003c\/strong\u003e, where accurate and stable integration of field instrumentation into a DCS is critical. Typical applications include monitoring of\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003epressure\u003c\/strong\u003e,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eflow\u003c\/strong\u003e, and\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003etemperature transmitters\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ein large-scale industrial process loops.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is the AAI841-H00 S2 compatible with HART communication?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eNo. This is a standard analog input module. For HART-enabled applications, models such as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAAI841-H80\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eshould be selected.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What does the “S2” suffix indicate?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eS2\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esuffix represents a specific\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ehardware revision (Style Code)\u003c\/strong\u003e, indicating updated internal components or manufacturing standards while maintaining backward functional compatibility.\u003c\/p\u003e","brand":"YOKOGAWA","offers":[{"title":"Default Title","offer_id":51667012419896,"sku":"AAI841-H00 S2","price":188.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/1616\/3896\/files\/AAI841-H00_S2.jpg?v=1769565040","url":"https:\/\/www.automodulexpert.com\/bg\/products\/yokogawa-aai841-h00-s2-analog-input-module","provider":"AutoModuleXpert Ltd.","version":"1.0","type":"link"}