{"product_id":"aai141-s50-k4a00-yokogawa-analog-input-module","title":"AAI141-S50\/K4A00 Yokogawa Analog Input Module","description":"\u003ch2\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAAI141-S50\/K4A00\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a ruggedized\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e16-channel analog input module\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edesigned for the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eYokogawa CENTUM VP Field Control Station (FCS)\u003c\/strong\u003e. This variant is engineered for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eharsh industrial environments\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewhere airborne contaminants and corrosive gases may be present. The\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eS50 designation\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003econfirms the application of a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eG3 conformal coating\u003c\/strong\u003e, providing enhanced protection against humidity and corrosive substances such as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHydrogen Sulfide (H₂S)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSulfur Dioxide (SO₂)\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThis configuration includes the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e\/K4A00 factory option\u003c\/strong\u003e, which integrates the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eATK4A-00 KS Cable Interface Adapter\u003c\/strong\u003e. This adapter enables direct connection to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAEA4D terminal boards\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003evia\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eKS1 high-density cables\u003c\/strong\u003e, significantly reducing cabinet wiring complexity while improving signal integrity and system reliability. The AAI141-S50\/K4A00 supports\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e16 isolated 4–20 mA current inputs\u003c\/strong\u003e, effectively decoupling field-side electrical noise from the DCS logic.\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, 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\u003eEnvironmental Protection\u003c\/td\u003e\n\u003ctd\u003eG3 conformal coating (S50)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface Type\u003c\/td\u003e\n\u003ctd\u003eKS Cable Interface Adapter (K4A00)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminal Board Compatibility\u003c\/td\u003e\n\u003ctd\u003eAEA4D\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\u003eMeasurement Accuracy\u003c\/td\u003e\n\u003ctd\u003e±0.1% of span\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Update Cycle\u003c\/td\u003e\n\u003ctd\u003e40 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e1500 V AC (1 minute, input to system)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e320 mA at 5 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e 0.45 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eSink-type analog input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch2\u003eOperational Characteristics\u003c\/h2\u003e\n\u003cp\u003eThe AAI141-S50\/K4A00 is a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003esink-type input module\u003c\/strong\u003e, typically used in control loops where\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003efield transmitters are powered by an external 24 V DC source\u003c\/strong\u003e. Its combination of\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ehigh-voltage isolation\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eG3 environmental protection\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003emakes it particularly suitable for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eoffshore platforms\u003c\/strong\u003e,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003epulp and paper mills\u003c\/strong\u003e, and\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ewastewater treatment facilities\u003c\/strong\u003e, where long-term reliability is critical.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the AAI141-S50\/K4A00 support HART communication?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eNo. This is a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003estandard analog input module\u003c\/strong\u003e. For HART-enabled applications, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAAI141-H50\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003evariant should be selected.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can this module be used without KS1 cabling?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eNo. The\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e\/K4A00 version\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis specifically designed for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eKS1 cable connection to terminal boards\u003c\/strong\u003e. If direct field wiring is required, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e\/A4S00 (pressure clamp terminal)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003evariant is the appropriate choice.\u003c\/p\u003e","brand":"YOKOGAWA","offers":[{"title":"Default Title","offer_id":51667100270904,"sku":"AAI141-S50\/K4A00","price":188.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/1616\/3896\/files\/AAI141-S50K4A00.jpg?v=1769565040","url":"https:\/\/www.automodulexpert.com\/products\/aai141-s50-k4a00-yokogawa-analog-input-module","provider":"AutoModuleXpert Ltd.","version":"1.0","type":"link"}