{"product_id":"abb-ai820-high-precision-analog-module-14-bit-resolution","title":"ABB AI820 High Precision Analog Module 14-Bit Resolution","description":"\u003ch2\u003eABB \u003cstrong style=\"color: #2c5aa0;\"\u003eAI820\u003c\/strong\u003e Analog Input Module (\u003cstrong style=\"color: #2c5aa0;\"\u003e3BSE008544R1\u003c\/strong\u003e)\u003c\/h2\u003e\n\u003cp\u003eHigh-precision 4-channel differential input module for S800 systems, supporting bipolar voltage and current signals. Features 14-bit resolution with sign for accurate measurement of positive and negative values in industrial applications.\u003c\/p\u003e\n\u003ch3\u003eCore Features \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBipolar Differential Inputs:\u003c\/strong\u003e Supports -20...+20 mA, -10...+10 V ranges for bidirectional signal measurement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Resolution:\u003c\/strong\u003e 14-bit plus sign for precise analog-to-digital conversion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in Transmitter Supply:\u003c\/strong\u003e Distributes power to external 2-wire transmitters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobust Protection:\u003c\/strong\u003e Withstands 30V DC accidental connections with high-power current sense resistors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eArticle Number:\u003c\/strong\u003e \u003cstrong style=\"color: #2c5aa0;\"\u003e3BSE008544R1 AI820\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannels:\u003c\/strong\u003e 4 differential bipolar inputs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResolution:\u003c\/strong\u003e 14-bit plus sign\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccuracy:\u003c\/strong\u003e Max. 0.1% error\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Impedance:\u003c\/strong\u003e 200 kΩ (voltage mode, common), 800 kΩ (voltage mode, normal)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Consumption:\u003c\/strong\u003e 1.7W (80mA +5V, 70mA +24V external)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e 0 to +55°C (40°C for vertical mounting)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolation:\u003c\/strong\u003e Group isolated from ground (50V RIV)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatible Hardware\u003c\/h3\u003e\n\u003cp\u003eDesigned for use with MTU units: TU810, TU812, TU814, TU830, TU833\u003c\/p\u003e\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBidirectional process measurement (flow, position)\u003c\/li\u003e\n\u003cli\u003eHigh-precision analog signal acquisition\u003c\/li\u003e\n\u003cli\u003eDifferential signal measurement in noisy environments\u003c\/li\u003e\n\u003cli\u003eIndustrial control systems requiring bipolar ranges\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eWhat is the advantage of bipolar inputs?\u003c\/h4\u003e\n\u003cp\u003eBipolar inputs can measure both positive and negative signals, essential for applications like motor position, bidirectional flow, or differential pressure measurements.\u003c\/p\u003e\n\u003ch4\u003eHow does the transmitter supply work?\u003c\/h4\u003e\n\u003cp\u003eThe module distributes external transmitter power to each channel, simplifying connection for 2-wire transmitters without additional wiring.\u003c\/p\u003e\n\u003ch4\u003eWhat protection is provided for accidental high voltage?\u003c\/h4\u003e\n\u003cp\u003e5W current sense resistors provide temporary protection against accidental 24V connections, safeguarding one channel at a time during wiring errors.\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":51292786000004,"sku":"AI820","price":156.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/7454\/7844\/files\/3BSE008544R1-1.jpg?v=1763177278","url":"https:\/\/www.etowonauto.com\/nb\/products\/abb-ai820-high-precision-analog-module-14-bit-resolution","provider":"Etowon Auto","version":"1.0","type":"link"}