{"product_id":"yokogawa-aai143-s50-s1-analog-input-module","title":"Yokogawa AAI143-S50 S1 Analog Input Module","description":"\u003cp\u003eConfigured for multi-channel analog signal acquisition and current loop monitoring in distributed control system networks, the \u003cstrong\u003eYokogawa AAI143-S50 S1\u003c\/strong\u003e (\u003cstrong\u003eAAI143\u003c\/strong\u003e Analog Input Modules) provides direct physical\/electrical execution.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAAI143\u003c\/strong\u003e: Base model designation representing a 16-channel analog input module configured for 4-20 mA signal inputs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e-S\u003c\/strong\u003e: Standard type configuration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5\u003c\/strong\u003e: Non-explosion protection type specification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e0\u003c\/strong\u003e: Basic functionality code.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eS1\u003c\/strong\u003e: Standard single-module dual-redundant option specification.\u003c\/li\u003e\n\u003c\/ul\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\u003eAAI143-S50 S1\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\u003e0.3 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard Yokogawa CENTUM module form factor\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\u003e24 V DC internal bus powered\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e16 channels, isolated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Range\u003c\/td\u003e\n\u003ctd\u003e4-20 mA DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eChannel Isolation \u0026amp; Loop Protocol Integration\u003c\/h3\u003e\n\u003cp\u003eThe AAI143-S50 S1 module incorporates dedicated galvanic isolation barriers to deliver rigorous channel-to-channel isolation across all 16 current loops. This architecture prevents ground loops and transient voltage spikes from affecting adjacent measurement paths. Full support for 4-20 mA HART loop protocol pass-through allows simultaneous acquisition of primary process variables and field device diagnostic data. The internal analog-to-digital conversion circuitry guarantees high signal fidelity across the system backplane without degradation from common-mode electrical noise.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What is the primary functional difference specified by the S1 suffix on the AAI143-S50 S1 module?\u003c\/p\u003e\n\u003cp\u003eA: The S1 suffix indicates a standard single-module hardware release configured for placement in single or dual-redundant I\/O node nests.\u003c\/p\u003e\n\u003cp\u003eQ: How is field loop power managed by the AAI143-S50 S1 analog input module?\u003c\/p\u003e\n\u003cp\u003eA: Power is sourced internally via the 24 V DC system backplane rail, distributing isolated power across all active 4-20 mA current loops.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eMount the AAI143-S50 S1 module vertically into the assigned CENTUM I\/O node slot until the rear connector fully seats into the backplane assembly. Tighten top and bottom retention screws to secure mechanical locking and establish frame ground continuity. Ensure field cables carrying 4-20 mA current loop signals utilize shielded twisted-pair conductors, terminating shields strictly at the cabinet single-point earth bar to prevent ground loop noise coupling.\u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":53317237178677,"sku":"AAI143-S50 S1","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/AAI143-S53_6bb9dab6-70f8-4066-a2c0-a7fb1cb22184.jpg?v=1787045691","url":"https:\/\/www.5gplc.com\/products\/yokogawa-aai143-s50-s1-analog-input-module","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}