{"product_id":"yokogawa-aai141-h50-analog-input-module","title":"Yokogawa AAI141-H50 Analog Input Module","description":"\u003cp\u003eConfigured for high-density 4 to 20 mA signal conversion and HART protocol passthrough in CENTUM VP control platforms, the \u003cstrong\u003eYokogawa AAI141-H50\u003c\/strong\u003e (\u003cstrong\u003eAAI141\u003c\/strong\u003e Analog Input Module) provides direct physical\/electrical execution.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eSuffix Code\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eOption Description\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e-H\u003c\/td\u003e\n\u003ctd\u003eWith digital communication (HART protocol)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003eWith no explosion protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e0\u003c\/td\u003e\n\u003ctd\u003eBasic type\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eAAI141-H50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eYokogawa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.2 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard CENTUM VP I\/O card slot dimensions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 50 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e5 VDC backplane supply load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eAnalog Input Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Signal\u003c\/td\u003e\n\u003ctd\u003e4 to 20 mA DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel Capacity\u003c\/td\u003e\n\u003ctd\u003e16 channels, non-isolated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eDigital communication (HART protocol)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExplosion Protection\u003c\/td\u003e\n\u003ctd\u003eWith no explosion protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003e4-20 mA HART Loop Protocol and Channel Isolation\u003c\/h3\u003e\n\u003cp\u003eThe module provides continuous 4-20 mA current loop processing coupled with superimposed HART digital signal extraction across 16 high-density channels. While signal channels share a common ground reference in this non-isolated architecture, the entire channel group incorporates robust system-to-field galvanic isolation to shield backplane processing components from field-side voltage spikes. Integrated filter networks maintain loop signal purity and stable HART command transmission across standard industrial wiring configurations.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Are individual channels on the AAI141-H50 galvanically isolated from each other?\u003c\/p\u003e\n\u003cp\u003eA: No, the AAI141-H50 is a non-isolated channel module where input channels share a common internal ground, though total isolation exists between the input signal group and the internal system backplane.\u003c\/p\u003e\n\u003cp\u003eQ: Can the AAI141-H50 transmit HART protocol data from field transmitters to the DCS master?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the -H suffix indicates built-in digital communication hardware that decodes superimposed HART signals for field device management and instrument diagnostics.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003ePower down the I\/O rack backplane prior to inserting or removing the module from its designated slot.\u003c\/li\u003e\n\u003cli\u003eBecause this module features non-isolated channels, ensure all field loops connected to the 16 channels share a compatible ground potential to avoid loop interaction errors.\u003c\/li\u003e\n\u003cli\u003eUse twisted-pair shielded cables for 4-20 mA HART loops, terminating cable shields at a single ground point at the field terminal block.\u003c\/li\u003e\n\u003cli\u003eKeep signal wiring segregated from high-voltage AC cables to minimize inductive noise coupling on analog current loops.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":45368466112627,"sku":"AAI141-H50","price":233.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/ALR121-S50_3_b15bc281-5d1e-4455-9d59-1e0d8b94ae16.jpg?v=1786948313","url":"https:\/\/www.dcssupplier.com\/ar\/products\/yokogawa-aai141-h50-analog-input-module","provider":"DcsSupplier Limited","version":"1.0","type":"link"}