{"product_id":"yokogawa-nfai141-s00-analog-input","title":"Yokogawa NFAI141-S00 Analog Input","description":"\u003cp\u003eThe \u003cstrong\u003eYokogawa NFAI141-S00\u003c\/strong\u003e , also cataloged as the \u003cstrong\u003eNFAI141\u003c\/strong\u003e Analog Input Module, operates as a dedicated hardware component for high-density current and voltage signal acquisition within Yokogawa STARDOM FCN and FCJ autonomous controller platforms.\u003c\/p\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\u003eNFAI141-S00\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\u003e2.2 cm x 12.4 cm x 12.6 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 deg C to 55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eBackplane bus powered\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e16 channels (common minus, non-isolated between channels)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Signal Range (Current)\u003c\/td\u003e\n\u003ctd\u003e4-20 mA DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Signal Range (Voltage)\u003c\/td\u003e\n\u003ctd\u003e1-5 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Impedance\u003c\/td\u003e\n\u003ctd\u003e250 ohm (current) \/ 1 Mohm (voltage)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccuracy\u003c\/td\u003e\n\u003ctd\u003e+\/-0.1% of full scale\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Refresh Cycle\u003c\/td\u003e\n\u003ctd\u003e10 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Allowable Input\u003c\/td\u003e\n\u003ctd\u003e+\/-15 V DC or 30 mA DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Resistance\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;= 100 Mohm (at 500 V DC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWithstanding Voltage\u003c\/td\u003e\n\u003ctd\u003e500 V AC between input and system\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDCS Signal Conditioning \u0026amp; Channel-to-Channel Isolation\u003c\/h3\u003e\n\u003cp\u003eThe NFAI141-S00 features analog front-end circuitry engineered to process 16 channels of 4-20 mA HART loop protocol signals or 1-5 V DC analog inputs with a high-speed data refresh cycle of 10 ms. Built with 500 V AC withstand isolation between field input terminals and internal system logic, the module protects controller backplane processing from field-side voltage surges. Onboard analog-to-digital conversion provides 0.1% full-scale accuracy across high-density field instrumentation loops, suppressing common-mode noise and ground potential variations in DCS environments.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the NFAI141-S00 module support hot-swapping during online controller operation?\u003c\/p\u003e\n\u003cp\u003eA: Yes, within FCN and FCJ systems, the NFAI141-S00 can be replaced while the controller base is powered, provided online maintenance modes are enabled in system software.\u003c\/p\u003e\n\u003cp\u003eQ: Are the 16 analog input channels on the NFAI141-S00 individually isolated from each other?\u003c\/p\u003e\n\u003cp\u003eA: No, the 16 channels share a common minus return and are non-isolated from one another, though the entire channel group is isolated from system backplane logic at 500 V AC.\u003c\/p\u003e\n\u003cp\u003eQ: Can 4-20 mA current inputs and 1-5 V DC voltage inputs be combined on the same NFAI141-S00 module?\u003c\/p\u003e\n\u003cp\u003eA: Both signal types are supported, but individual channel wiring and STARDOM software parameter configurations must strictly match the selected signal type per channel.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eTurn off external field loop power or enable system maintenance mode prior to inserting the module into the FCN\/FCJ controller base slot.\u003c\/li\u003e\n\u003cli\u003eEnsure the module locking mechanism engages firmly with the base rack to maintain low-impedance system grounding and bus connectivity.\u003c\/li\u003e\n\u003cli\u003eRoute signal cables separately from high-voltage AC power wiring and inductive relay lines to prevent electromagnetic coupling.\u003c\/li\u003e\n\u003cli\u003eConnect cable shield drain wires directly to the cabinet protective earth (PE) bus bar rather than the module terminal common.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":52611930947864,"sku":"NFAI141-S00","price":190.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0892\/3483\/3688\/files\/NFSB100-S50_2_0e6dac88-167a-4ecb-ae88-e68cd82afd1a.jpg?v=1788513353","url":"https:\/\/www.innoplcsync.com\/products\/yokogawa-nfai141-s00-analog-input","provider":"InnoPLC Sync Co., Ltd.","version":"1.0","type":"link"}