{"product_id":"nfa143-h50-a4as0-analog-input-module-yokogawa","title":"NFA143-H50\/A4AS0 Analog Input Module YOKOGAWA","description":"\u003cp\u003e\u003cspan class=\"\"\u003eConfigured for high-density signal acquisition in industrial control platforms,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ethe\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong class=\"\"\u003eYOKOGAWA NFA143-H50\/A4AS0\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e(\u003c\/span\u003e\u003cstrong class=\"\"\u003eNFA143\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eAnalog Input Module) provides direct physical\/electrical execution for 4-20 mA process loops.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eThis hardware component processes 16 isolated channels,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eensuring deterministic data acquisition and robust signal integrity across distributed control systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"\"\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eThe NFA143-H50\/A4AS0 is defined by the following configuration attributes:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eNFA143\u003c\/strong\u003e\u003cspan class=\"\"\u003e:\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eBase model designation for the 16-channel analog input module.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eH50\u003c\/strong\u003e\u003cspan class=\"\"\u003e:\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eSpecifies the standard operating configuration for Yokogawa process control systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"animating\"\u003e\u003cstrong class=\"\"\u003eA4AS0\u003c\/strong\u003e\u003cspan class=\"\"\u003e:\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eDesignates the specific terminal interface and environmental hardening level for the assembly.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"\"\u003eHardware Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNFA143-H50\/A4AS0\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYOKOGAWA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOrigin\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eJapan\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.3 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eDimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eStandard Module Enclosure\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOperating Temp\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 deg C to 60 deg C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePower Consumption\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e230 mA (5 V DC), 540 mA (24 V DC)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eInput Channels\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e16 Isolated\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eData Update Cycle\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e10 ms\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eAccuracy\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e+\/- 0.1% of full scale\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 class=\"\"\u003eDCS Process Control \u0026amp; Connectivity\u003c\/h3\u003e\n\u003cp class=\"animating\"\u003e\u003cspan class=\"\"\u003eThe NFA143-H50\/A4AS0 is optimized for 4-20 mA HART loop protocol connectivity.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eIt features channel-to-channel isolation and a dielectric withstand voltage of 1500 V AC,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eensuring that common-mode electrical noise does not degrade signal accuracy in multi-loop instrumentation cabinets.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eThe hardware utilizes precision current sensing to mitigate temperature drift,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003emaintaining stability within ±0.\u003c\/span\u003e\u003cspan class=\"\"\u003e01% per deg C,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ewhich is essential for consistent control performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"\"\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp class=\"animating\"\u003e\u003cspan class=\"\"\u003eQ:\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eCan the NFA143-H50\/A4AS0 support field devices that require external power?\u003c\/span\u003e\u003cspan class=\"\"\u003eA:\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eThe module is designed to accept 4-20 mA current signals.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eFor field devices requiring external power,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eensure the loop wiring includes an appropriate power source and that current sensing is performed in series within the loop.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"animating\"\u003e\u003cspan class=\"\"\u003eQ:\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eHow does the module handle overcurrent conditions?\u003c\/span\u003e\u003cspan class=\"\"\u003eA:\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eThe NFA143-H50\/A4AS0 includes built-in overcurrent protection to safeguard the internal A\/D conversion circuitry from fault currents exceeding the 24 mA maximum input threshold.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"\"\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eVerify that the system backplane power is within the specified 24.\u003c\/span\u003e\u003cspan class=\"\"\u003e0 V DC to 25.\u003c\/span\u003e\u003cspan class=\"\"\u003e5 V DC range before module insertion to prevent potential logic voltage dips.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eTerminate 4-20 mA signals using shielded twisted-pair cabling.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eGround the shield at the cabinet entry point to the instrument ground bus to minimize EMI susceptibility.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eInspect terminal connections for mechanical security; loose connections on current loops can introduce significant signal noise and intermittent measurement errors.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eMaintain a minimum ambient airflow clearance around the module housing,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eas the higher current consumption (540 mA at 24 V DC) may contribute to localized heat generation in high-density cabinets.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eAfter installation,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eexecute a diagnostic loop check using the DCS controller software to verify that the digitized values correlate accurately with the measured field current levels.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":49257844867324,"sku":"NFAI143-H50\/A4S00","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/NFAI143-H50A4AS0.jpg?v=1783043694","url":"https:\/\/www.electronicplc.com\/ar\/products\/nfa143-h50-a4as0-analog-input-module-yokogawa","provider":"Electronic PLC","version":"1.0","type":"link"}