{"product_id":"3bse008544r1-abb-ai820-s800-i-o-differential-analog-input-module","title":"3BSE008544R1 ABB AI820 S800 I\/O Differential Analog Input Module","description":"\u003ch3 class=\"\"\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"citation-947 citation-end-947\"\u003eThe ABB AI820, identified by part number 3BSE008544R1, is a high-performance analog input unit designed for the S800 I\/O family within the Advant 800xA and AC 800M automation platforms.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"citation-946 citation-end-946\"\u003eThis module features four bipolar, differential input channels that are individually software-configurable for either voltage or current signals.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"citation-945 citation-end-945\"\u003eA standout feature of the AI820 is its robust electrical protection; the current shunt resistors are engineered to withstand accidental 30V DC connections, and the module provides integrated power distribution for external 2-wire transmitters.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"citation-944 citation-end-944\"\u003eBy utilizing group isolation and a 14-bit plus sign resolution, the AI820 ensures high-fidelity data acquisition even in electrically noisy industrial environments, supporting complex control loops that require both precision and hardware resilience.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"\"\u003eHardware Parameters and Key Technical Characteristics\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"citation-943 citation-end-943\"\u003eThe AI820 is characterized by its versatile input range and advanced diagnostic capabilities, providing a reliable interface between field instrumentation and the DCS.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eModel Identification:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eAI820 \/ 3BSE008544R1\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"citation-942 animating\"\u003e\u003c\/span\u003e\u003cstrong class=\"animating\"\u003eInput Channels:\u003c\/strong\u003e\u003cspan class=\"citation-942 citation-end-942\"\u003e\u003cspan\u003e \u003c\/span\u003e4 Differential, Bipolar channels\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"citation-941 animating\"\u003e\u003c\/span\u003e\u003cstrong class=\"animating\"\u003eSignal Resolution:\u003c\/strong\u003e\u003cspan class=\"citation-941 citation-end-941 animating\"\u003e\u003cspan\u003e \u003c\/span\u003e14 bits plus sign\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eVoltage Input Ranges:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e±10 V,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e0..\u003c\/span\u003e\u003cspan class=\"\"\u003e10 V,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e2..\u003c\/span\u003e\u003cspan class=\"\"\u003e10 V,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e±5 V,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e0..\u003c\/span\u003e\u003cspan class=\"\"\u003e5 V,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e1..\u003c\/span\u003e\u003cspan class=\"\"\u003e5 V DC\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"citation-940 animating\"\u003e\u003c\/span\u003e\u003cstrong class=\"animating\"\u003eCurrent Input Ranges:\u003c\/strong\u003e\u003cspan class=\"citation-940 citation-end-940\"\u003e\u003cspan\u003e \u003c\/span\u003e±20 mA, 0..20 mA, 4..20 mA\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eInput Impedance:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e250 Ω (Current mode) \/ \u0026gt;1 MΩ (Voltage mode)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"citation-939 animating\"\u003e\u003c\/span\u003e\u003cstrong class=\"animating\"\u003eProtection:\u003c\/strong\u003e\u003cspan class=\"citation-939 citation-end-939 animating\"\u003e\u003cspan\u003e \u003c\/span\u003eShunt resistors protected up to 30 V DC; 5W temporary overload capacity\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eIsolation:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eGroup isolation from ModuleBus (50V continuous)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eTransmitter Power:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eExternal supply distribution to field devices (no current limiting)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eSystem Compatibility:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eAC 800M and Advant OCS via S800 I\/O Station\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003ePhysical Mass:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e1.\u003c\/span\u003e\u003cspan class=\"\"\u003e08 kg\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eDimensions:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e18.\u003c\/span\u003e\u003cspan class=\"\"\u003e5 x 8.\u003c\/span\u003e\u003cspan class=\"\"\u003e5 x 30.\u003c\/span\u003e\u003cspan class=\"\"\u003e5 cm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eManufacturing Origin:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eSweden\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"\"\u003eOperational Use Cases and Industrial Applications\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eThe AI820 is specifically designed for mission-critical processes where signal accuracy and equipment protection are paramount.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eHigh-Precision Flow Control:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eInterfacing with differential pressure transmitters in oil and gas pipelines to monitor flow rates with bipolar signal accuracy.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eChemical Reactor Monitoring:\u003c\/strong\u003e\u003cspan class=\"citation-938 citation-end-938\"\u003e\u003cspan\u003e \u003c\/span\u003eAcquiring data from 2-wire pH or conductivity transmitters where the module's power distribution simplifies field wiring.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eRenewable Energy Management:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eMonitoring voltage fluctuations in wind turbine pitch control systems requiring high-resolution bipolar (±10V) feedback.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eBMS and HVAC Systems:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eIntegrating temperature and humidity sensors in large-scale industrial facilities using 4-20mA loops with high noise immunity.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"citation-937 animating\"\u003e\u003c\/span\u003e\u003cstrong class=\"animating\"\u003eSmart Field Device Integration:\u003c\/strong\u003e\u003cspan class=\"citation-937 citation-end-937 animating\"\u003e\u003cspan\u003e \u003c\/span\u003eUtilizing the module's stable analog path to support HART-compatible smart transmitters for remote diagnostics and asset management.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":45518984151213,"sku":"3BSE008544R1","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/abb-ai820-analog-input-module-ffgdc0zlgv3.jpg?v=1766983963","url":"https:\/\/www.maxwellplc.com\/products\/3bse008544r1-abb-ai820-s800-i-o-differential-analog-input-module","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}