{"product_id":"yokogawa-nfai143-s50-analog-input-module","title":"Yokogawa NFAI143-S50 Analog Input Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003cstrong\u003eYokogawa NFAI143-S50\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eNFAI143\u003c\/strong\u003e Analog Input Module, is part of the CENTUM VP and ProSafe-RS systems. It provides isolated analog signal acquisition with multiple input channels, supporting integration into distributed control architectures. The module is designed for mounting within system racks and ensures stable analog input processing under industrial operating conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cul role=\"list\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e NFAI143-S50\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Yokogawa\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eSeries:\u003c\/strong\u003e CENTUM VP \/ ProSafe-RS\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Analog Input Module\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eNumber of Channels:\u003c\/strong\u003e Not specified (multi-channel design)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eInput Signal Span:\u003c\/strong\u003e 4-20 mA DC\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eAccuracy:\u003c\/strong\u003e ±0.1 % typical\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eIsolation:\u003c\/strong\u003e Channel-to-channel and channel-to-system isolation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e -30 to 65 deg C\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eMounting:\u003c\/strong\u003e Rack-mounted module\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Japan\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eManual Reference:\u003c\/strong\u003e System documentation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eChannel-to-Channel Isolation\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe NFAI143-S50 employs channel-to-channel isolation to prevent interference between analog signals. This design ensures accurate measurement even when multiple transmitters operate simultaneously. Isolation barriers also protect against ground loops and transient surges, maintaining integrity in high-noise industrial environments. Cold junction compensation (CJC) is supported for thermocouple inputs, stabilizing readings under varying ambient conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eQ: Can the NFAI143-S50 be used with both simplex and redundant systems? A: Yes. It supports simplex installations and redundant configurations within CENTUM VP and ProSafe-RS systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eQ: Does the module support hot-swap replacement? A: No. System power must be de-energized before removal or insertion to maintain input integrity.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eQ: How is noise suppression achieved? A: Isolation barriers and internal filtering circuits minimize cross-talk and high-frequency interference.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul role=\"list\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eMount the module securely in the designated rack slot with full connector engagement.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eUse shielded cabling for analog inputs to reduce electromagnetic interference.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify transmitter wiring type (two-wire, three-wire, four-wire, or externally powered) before connection.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eEnsure grounding practices are followed to maintain isolation integrity.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm ambient temperature and humidity conditions are within specified operating ranges.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":47700488388798,"sku":"NFAI143-S50","price":3000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/screenshot_2026-06-15_17-44-17_56f63f75-383e-4e95-b554-d99d78eec45f.png?v=1781577286","url":"https:\/\/www.autooiltech.com\/ar\/products\/yokogawa-nfai143-s50-analog-input-module","provider":"AutoOilTech Limited","version":"1.0","type":"link"}