{"product_id":"abb-ai835-3bse008520r1-input-modules","title":"ABB AI835 3BSE008520R1 Input Modules","description":"\u003cp\u003eThe \u003cstrong\u003eABB AI835\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e3BSE008520R1\u003c\/strong\u003e Analog Input Module, operates as a dedicated hardware component for thermocouple and millivolt signal measurement within ABB System 800xA platforms. Configured for 8-channel analog acquisition, the hardware converts low-level thermal and differential voltage inputs into digitized values across its system interface. It features 50 V channel isolation to protect internal control buses from field ground loops and electrical transients during continuous industrial process monitoring.\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\u003eAI835 (3BSE008520R1)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eABB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eSweden\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.2 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e75 x 150 x 150 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-10 deg C to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eSystem Backplane Powered\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\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e8 channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Types\u003c\/td\u003e\n\u003ctd\u003eThermocouple, mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e50 V rated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Termination Units\u003c\/td\u003e\n\u003ctd\u003eTU810, TU812, TU814, TU830, TU833\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003eDIN rail with compatible MTUs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eChannel-to-Channel Isolation \u0026amp; Cold Junction Compensation (CJC)\u003c\/h3\u003e\n\u003cp\u003eThe module integrates 50 V isolation channels alongside dedicated cold junction compensation (CJC) capabilities to maintain high signal integrity across differential sensor loops. Low-level thermocouple and millivolt signals are filtered against ambient common-mode voltage fluctuations, preventing signal distortion across long field cabling runs. Internal reference junctions correct for ambient temperature drifts at the module terminal interface before transmitting linearized signal values to the central processing unit.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What module termination units (MTUs) are compatible with the AI835 module?\u003c\/p\u003e\n\u003cp\u003eA: The AI835 module is designed for direct mounting on TU810, TU812, TU814, TU830, and TU833 module termination units via standard DIN rail base assemblies.\u003c\/p\u003e\n\u003cp\u003eQ: What isolation protection does the AI835 provide against field potential differences?\u003c\/p\u003e\n\u003cp\u003eA: The module provides a rated 50 V isolation barrier to isolate incoming thermocouple and millivolt input channels from internal control backplane logic.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSnap the compatible Module Termination Unit (TU810, TU812, TU814, TU830, or TU833) onto the 35 mm DIN rail and ensure grounding clips firmly engage the rail.\u003c\/li\u003e\n\u003cli\u003eInsert the AI835 module into its designated MTU slot, pressing down firmly until mechanical locking latches fully secure the module housing.\u003c\/li\u003e\n\u003cli\u003eWire thermocouple and millivolt field signals to the MTU terminal blocks, adhering strictly to polarity requirements and shield grounding rules.\u003c\/li\u003e\n\u003cli\u003eRoute low-voltage thermocouple extension cables separate from high-voltage AC conductors to minimize electromagnetic noise coupling.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":45401620545651,"sku":"AI835 3BSE008520R1","price":233.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/ABBAI835A3BSE051306R1_0db994f9-9d34-485c-aaee-7bd5d33c11f4.png?v=1787732887","url":"https:\/\/www.dcssupplier.com\/products\/abb-ai835-3bse008520r1-input-modules","provider":"DcsSupplier Limited","version":"1.0","type":"link"}