{"product_id":"aai143-s50-k4s00-yokogawa-centum-vp-analog-input-module","title":"AAI143-S50\/K4S00 | Yokogawa | CENTUM VP Analog Input Module","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eYokogawa AAI143-S50\/K4S00\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efunctions as a high-performance analog input interface for the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eCENTUM VP\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eCENTUM CS 3000\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDistributed Control Systems (DCS). This module supports 16 isolated channels of 4-20 mA current signals, capturing critical data from field transmitters such as pressure, temperature, and flow sensors. The \"S50\" designation indicates a standard-type module with G3 corrosive resistance, ensuring long-term hardware integrity in harsh industrial atmospheres.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCondition:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e100% Brand New and Original Factory Sealed.\u003c\/p\u003e\n\u003ch2\u003ePart Number Breakdown: AAI143-S50\/K4S00\u003c\/h2\u003e\n\u003cp\u003eYokogawa uses specific suffixes to define environmental protection and connection logic:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAAI143:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e16-Channel, 4-20 mA Analog Input Module.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e-S:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eStandard Type.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e5:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWith G3 Corrosive Resistance (Protects against\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"math-inline\"\u003e$H_2S$\u003c\/span\u003e,\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"math-inline\"\u003e$SO_2$\u003c\/span\u003e, and\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"math-inline\"\u003e$Cl_2$\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003egases).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e0:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBasic Specification.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eK4S00:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIndicates a specific bundle or terminal connection set (typically refers to the sub-model for pressure-clamp terminal or KS cable interface compatibility).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cp\u003eThe AAI143-S50 utilizes high-resolution analog-to-digital conversion to provide precise process variables to the controller.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\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\u003e\u003cstrong\u003eNumber of Channels\u003c\/strong\u003e\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\u003e\u003cstrong\u003eInput Signal\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4 to 20 mA DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput Impedance\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e250 Ω (Internal)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eAllowable Input Current\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24 mA DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eAccuracy\u003c\/strong\u003e\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\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eData Update Cycle\u003c\/strong\u003e\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\u003e\u003cstrong\u003eWithstand Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1500 V AC between input and system\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMaximum Current Consumption\u003c\/strong\u003e\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\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eApprox. 0.35 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eEngineering Advantages\u003c\/h2\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eG3 Environmental Protection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe \"S50\" variant features specialized conformal coating to resist G3-level corrosive gases. This prevents silver and copper corrosion on the PCB, making it the preferred choice for paper mills, wastewater treatment, and petrochemical refineries.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Density Rack Configuration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eProcessing 16 isolated channels within a single slot maximizes I\/O density. This allows for smaller cabinet footprints and reduces the number of required RIO (Remote I\/O) nodes.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAdvanced Signal Isolation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module provides 1500 V AC withstand voltage between the field inputs and the system bus. This isolation prevents electrical noise and surges from propagating to the CPU, ensuring the stability of the entire control network.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFast Loop Response:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eA 10 ms data update cycle provides near-instantaneous feedback for high-speed control loops. This allows the DCS to manage rapid process changes in volatile environments without signal lag.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the benefit of the K4S00 suffix?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe K4S00 suffix typically designates the connection style. It ensures compatibility with specific Yokogawa terminal boards or KS signal cables, allowing for a standardized \"plug-and-play\" installation within the subrack.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the AAI143-S50 support 2-wire transmitter power?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe AAI143-S50 accepts 4-20 mA signals. Depending on the baseplate used (such as the AAB841), the system can provide the necessary 24V DC loop power to the transmitters through the same signal wires.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the G3 rating affect the module's lifespan?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eStandard modules may fail prematurely in high-sulfur or high-chlorine environments due to \"whiskers\" or corrosion. The G3 rating on the S50 version significantly extends the Mean Time Between Failures (MTBF) in these aggressive atmospheres.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use this module in a redundant configuration?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. CENTUM VP supports redundant I\/O. By installing two AAI143 modules in adjacent slots on a redundant-capable baseplate, the system maintains continuous operation even if one module fails.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":52470965797173,"sku":"AAI143-S50\/K4S00","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/AAI143-S53_1ce1c304-dcd6-4117-a5d4-ab125f661a23.jpg?v=1774323409","url":"https:\/\/www.5gplc.com\/products\/aai143-s50-k4s00-yokogawa-centum-vp-analog-input-module","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}