{"product_id":"yokogawa-nfai141-s50-analog-input-module","title":"Yokogawa NFAI141-S50 Analog Input Module","description":"\u003cp\u003eConfigured for multi-channel process variable conversion in Yokogawa STARDOM control systems, the \u003cstrong\u003eYokogawa NFAI141-S50\u003c\/strong\u003e (\u003cstrong\u003eNFAI141\u003c\/strong\u003e Analog Input Module) provides direct physical\/electrical execution. The solid-state hardware node conditions and digitizes multiple electrical voltage and current variations natively at the hardware tier to update centralized controller registers over the system bus.\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-S50\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\u003eStandard low-mass rack profile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard STARDOM module footprint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eStandard industrial processing ambient limits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply Rail\u003c\/td\u003e\n\u003ctd\u003e24 VDC nominal field input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e3 W maximum thermal load dissipation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel Density\u003c\/td\u003e\n\u003ctd\u003e16 independent analog input channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Signal Profiles\u003c\/td\u003e\n\u003ctd\u003e4-20 mA current | 1-5 V voltage | -10 to 10 V voltage spans\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Conversion\u003c\/td\u003e\n\u003ctd\u003eAnalog-to-digital parameter transformation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eAnalog Input Modules\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 Rails\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-Signal Matrix Conditioning and Parameter Selection\u003c\/strong\u003e The module front-end incorporates configurable analog conditioning paths across all 16 channels to accommodate distinct sensor topologies. The hardware directly accepts standard 4-20 mA current loops, 1-5 V instrumentation signals, and high-span -10 to 10 V bipolar voltage inputs, mapping the diverse physical parameters into a unified digital register format without auxiliary signal transmitters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel-to-Channel Isolation and Noise Suppression Rails\u003c\/strong\u003e Built-in isolation barriers separate the field-side instrumentation loops from the internal system logic circuitry. This physical architecture blocks common-mode voltage spikes, high-frequency industrial noise, and ground loop currents from propagating across the shared backplane communication bus, maintaining clean signal digitization during simultaneous multi-channel data acquisition.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the module handle the 3 W power consumption limit under full 16-channel load conditions?\u003c\/p\u003e\n\u003cp\u003eA: The internal power stage utilizes low-loss solid-state components designed to maintain a maximum 3 W thermal dissipation profile when all 16 input channels are active at full-scale ranges. This low power consumption profile minimizes localized temperature rise within the STARDOM rack enclosure, preventing thermal drift from degrading conversion stability over continuous plant runtime.\u003c\/p\u003e\n\u003cp\u003eQ: What protective response occurs if an active 4-20 mA field loop transitions to an overcurrent fault condition?\u003c\/p\u003e\n\u003cp\u003eA: The input monitoring circuits feature structural loop burden protection to manage high current inputs. If a field device fault drives the channel current past nominal tracking limits, internal current-limiting components clamp the fault energy to protect the multi-channel multiplexer and analog-to-digital converter stages from electrical failure.\u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":47640144511166,"sku":"NFAI141-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\/products\/yokogawa-nfai141-s50-analog-input-module","provider":"AutoOilTech Limited","version":"1.0","type":"link"}