{"product_id":"fio-analog-input-module-yokogawa-aai141-s50-centum-vp","title":"FIO Analog Input Module | Yokogawa AAI141-S50 Centum VP","description":"\u003ch2\u003eYokogawa AAI141-S50 Centum VP Analog Input Module\u003c\/h2\u003e\n\u003cp\u003eConfigured for discrete process variable monitoring in distributed control systems, the \u003cstrong\u003eYokogawa AAI141-S50\u003c\/strong\u003e (\u003cstrong\u003eYokogawa AAI141\u003c\/strong\u003e Analog Input Module) provides direct physical\/electrical execution. The module captures loop current data from multiple field transmitters, digitizing analog feedback to feed real-time host controller databases. It utilizes a centralized shared reference layout to bundle numerous current loops into a dense architectural profile while minimizing hardware physical dimensions inside marshalling panels.\u003c\/p\u003e\n\u003ch3\u003eLayout Configuration Selection: Layout 1\u003c\/h3\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-S50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eYokogawa Electric Corporation\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 FIO slot module profile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e5 VDC at 360 mA, 24 VDC at 450 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Channels\u003c\/td\u003e\n\u003ctd\u003e16 channels\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\u003eChannel Isolation\u003c\/td\u003e\n\u003ctd\u003eNon-isolated (Common negative return topology)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem-to-Input Isolation\u003c\/td\u003e\n\u003ctd\u003e1500 VAC withstanding voltage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAllowable Input Current\u003c\/td\u003e\n\u003ctd\u003e27 mA maximum per loop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Resistance\u003c\/td\u003e\n\u003ctd\u003e250 Ohm nominal when powered\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Refresh Rate\u003c\/td\u003e\n\u003ctd\u003e10 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement Accuracy\u003c\/td\u003e\n\u003ctd\u003e+\/- 16 uA under standard operating conditions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e16-bit analog-to-digital conversion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control \u0026amp; DCS Instrumentation Technical Attributes\u003c\/h3\u003e\n\u003cp\u003eThis component integrates 16 non-isolated channels utilizing a shared common negative return architecture to achieve high signal density within FIO nodes. While the individual channels share a common return pathway, the internal circuit blocks provide robust system-to-logic galvanic isolation rated at 1500 VAC, protecting internal bus data lines from high-voltage field faults. The unit provides a continuous 10 ms data refresh cycle to track dynamic fluctuations in temperature, pressure, and flow loops, while utilizing integrated filtering to suppress localized electromagnetic interference across the 4-20 mA loop lines.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the non-isolated channel architecture affect field loop implementation?\u003c\/p\u003e\n\u003cp\u003eA: Because all 16 channels share a common ground point, field transmitters must share an identical negative potential reference. Users must verify zero ground potential differences between field points to eliminate parasitic ground loop currents that degrade reading accuracy.\u003c\/p\u003e\n\u003cp\u003eQ: Can this specific module process digital diagnostics via the 4-20 mA loop?\u003c\/p\u003e\n\u003cp\u003eA: No. The S50 suffix designates a standard analog configuration without internal HART modems. Field transmitter digital diagnostic matrices cannot pass through this module to the asset management software layer.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBaseplate Engagement:\u003c\/strong\u003e Slide the module housing vertically along the guiding tracks of the standard FIO baseplate until the rear multi-pin connector locks into the active system bus backplane.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterface Cable Seating:\u003c\/strong\u003e Connect the pressure-clamp terminal board interface adapter, ensuring the mechanical retaining screws are tightened to prevent high-resistance contact faults.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShield Continuity Management:\u003c\/strong\u003e Terminate all incoming analog instrumentation shields exclusively at the cabinet single-point functional earth bus bar, keeping the sensor-side shields ungrounded to prevent ground loops.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal Cable Separation:\u003c\/strong\u003e Route all 4-20 mA input loop wiring through low-voltage cable trays, maintaining a minimum physical separation from high-voltage AC lines and active motor drive outputs.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43681015005274,"sku":"AAI141-S50","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/595..jpg?v=1784511448","url":"https:\/\/www.spareoil.com\/products\/fio-analog-input-module-yokogawa-aai141-s50-centum-vp","provider":"SpareOil Automation","version":"1.0","type":"link"}