{"product_id":"yokogawa-asi533-analog-input-module","title":"Yokogawa ASI533 Analog Input Module","description":"\u003ch2\u003eYokogawa ASI533 Analog Input Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eYokogawa ASI533\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eASI533\u003c\/strong\u003e Analog Input Module, operates as a dedicated hardware component for processing 4-20 mA analog signals within CENTUM DCS platforms. It provides precise digitization and channel isolation for field transmitters, flowmeters, and pressure sensors.\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\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\/Brand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eASI533 \/ Yokogawa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNumber of Channels\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16 channels (isolated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Signal Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4-20 mA DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Impedance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApprox. 250 Ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eA\/D Conversion Resolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16-bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAccuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±0.1% of full scale at normal operating temperature\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature Coefficient\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±0.005% of full scale per degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eData Refresh Cycle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 ms (all channels)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIsolation Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e500 V AC between input channels and internal circuitry; 500 V AC between individual input channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHART Communication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSupported (HART 7 compliant, pass-through)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTransmitter Power Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 V DC ±10% (short-circuit protected per channel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCurrent Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMax. 450 mA (at 5 V DC internal system power)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eExternal Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDedicated pressure-clamp terminal block or KS cable interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 to 60 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-20 to 85 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRelative Humidity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10% to 90% RH (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApprox. 0.35 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBaseplate mounting (slots into standard I\/O nest)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDCS Interface Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel-to-Channel Isolation:\u003c\/strong\u003e Each input channel is galvanically isolated, preventing ground loop interference and ensuring signal integrity across multi-channel measurements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCold Junction Compensation (CJC):\u003c\/strong\u003e Internal compensation reduces temperature-induced drift for precision ADC performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-20 mA HART Loop Protocol:\u003c\/strong\u003e Enables bidirectional communication over existing analog signal lines, supporting device diagnostics and configuration without interrupting loop operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFOUNDATION Fieldbus \/ Profibus PA Connectivity Compatibility:\u003c\/strong\u003e Signals can be seamlessly integrated with standard process automation networks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: VnA: Can the ASI533 be replaced without shutting down the DCS node?\u003cbr\u003eA: Yes, the module supports hot-swap replacement, maintaining power and communication to other modules in the node.\u003c\/p\u003e\n\u003cp\u003eQ: VnA: What is the recommended practice for wiring the 4-20 mA inputs to minimize noise?\u003cbr\u003eA: Use twisted pair shielded cables and connect shields to the designated system ground at one end only.\u003c\/p\u003e\n\u003cp\u003eQ: VnA: How does the module handle HART communication while measuring analog current?\u003cbr\u003eA: HART signals are superimposed on the 4-20 mA loop and passed through without affecting ADC accuracy.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eEnsure the module slots fully into the designated I\/O nest and locks mechanically to prevent vibration-induced disconnection.\u003c\/li\u003e\n\u003cli\u003eRoute analog signal cables separately from high-power or switching lines to reduce electromagnetic interference.\u003c\/li\u003e\n\u003cli\u003eConnect shielded cable grounds at a single point to prevent ground loops; avoid multiple grounding points.\u003c\/li\u003e\n\u003cli\u003eConfirm the 24 V DC transmitter power supply is within ±10% and short-circuit protection is active per channel.\u003c\/li\u003e\n\u003cli\u003eMaintain operating ambient temperature within 0 to 60 degC and avoid corrosive atmospheres.\u003c\/li\u003e\n\u003cli\u003eWhen performing hot-swap replacement, observe ESD precautions and verify node communication after insertion.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":44214124740696,"sku":"ASI533","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/ASI533-3.jpg?v=1781056378","url":"https:\/\/www.industriaxplc.com\/products\/yokogawa-asi533-analog-input-module","provider":"IndustriaX Limited","version":"1.0","type":"link"}