{"product_id":"abb-ai931s-industrial-automation-module-4-channel-analog-input","title":"ABB AI931S Industrial Automation Module – 4-Channel Analog Input","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThe ABB AI931S Industrial Automation Module (article number 3KDE175511L9310) is a 4-channel analog input module designed for the S900 I\/O system. This ABB AI931S module accepts passive 0\/4...20 mA signals and provides intrinsic safety for field devices installed in hazardous areas. With ATEX Zone 1 certification, the AI931S allows direct installation in explosive atmospheres, eliminating the need for separate marshalling cabinets and significantly reducing wiring costs.\u003c\/p\u003e\u003cp\u003ePart of the S900 I\/O type S family, the ABB AI931S communicates via PROFIBUS DP, enabling seamless integration into existing control systems. Its rugged construction and hot-swap capability ensure minimal downtime during maintenance, making it a reliable choice for continuous process operations.\u003c\/p\u003e\u003ch2\u003eKey Features \u0026amp; Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eATEX certification for Zone 1 hazardous locations\u003c\/li\u003e\n\u003cli\u003e4 channels for 0\/4...20 mA passive inputs\u003c\/li\u003e\n\u003cli\u003eHART protocol support for smart device communication\u003c\/li\u003e\n\u003cli\u003eHot swap functionality – replace modules without interrupting power\u003c\/li\u003e\n\u003cli\u003eHot configuration in run – adjust parameters on the fly\u003c\/li\u003e\n\u003cli\u003eExtended diagnostics and auto-diagnostics for simplified maintenance\u003c\/li\u003e\n\u003cli\u003eElectrical isolation between input\/bus and input\/power\u003c\/li\u003e\n\u003cli\u003eShort and break detection for reliable signal monitoring\u003c\/li\u003e\n\u003cli\u003eG3 coating for corrosion resistance in harsh environments\u003c\/li\u003e\n\u003cli\u003eCommon return for all inputs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eArticle Number\u003c\/td\u003e\n\u003ctd\u003e3KDE175511L9310\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eAnalog Input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Channels\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Type\u003c\/td\u003e\n\u003ctd\u003e4...20 mA (passive)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHART\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntrinsic Safety\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRedundancy\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMechanics\u003c\/td\u003e\n\u003ctd\u003eS900\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCE Mark\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHazardous Location\u003c\/td\u003e\n\u003ctd\u003eATEX Zone 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCorrosive Atmosphere\u003c\/td\u003e\n\u003ctd\u003eISA-S71.04 G3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003eMax. 93 % +\/- 3 % at 40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Ambient Temperature\u003c\/td\u003e\n\u003ctd\u003e-20 °C...60 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRoHS Compliance\u003c\/td\u003e\n\u003ctd\u003eDIRECTIVE\/2011\/65\/EU (EN 50581:2012)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWEEE Compliance\u003c\/td\u003e\n\u003ctd\u003eDIRECTIVE\/2012\/19\/EU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWEEE Category\u003c\/td\u003e\n\u003ctd\u003eSmall Equipment (No External Dimension More Than 50 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth\u003c\/td\u003e\n\u003ctd\u003e20 mm (0.79 in.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth\u003c\/td\u003e\n\u003ctd\u003e104 mm (4.09 in.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight\u003c\/td\u003e\n\u003ctd\u003e104 mm (4.09 in.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.13 kg (0.28 lbs.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eIndustry Applications\u003c\/h2\u003e\u003cp\u003eThe ABB AI931S is ideal for process industries where hazardous area classification is critical. Typical applications include:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOil \u0026amp; Gas:\u003c\/strong\u003e Monitoring pressure and flow transmitters in Zone 1 areas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical Processing:\u003c\/strong\u003e Connecting intrinsically safe sensors for temperature and level measurement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePharmaceutical Manufacturing:\u003c\/strong\u003e Ensuring safe operation in potentially explosive atmospheres.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eBecause the AI931S supports HART, it enables remote calibration and diagnostics of smart transmitters, reducing manual intervention and improving overall plant efficiency.\u003c\/p\u003e\u003ch2\u003eInstallation \u0026amp; Setup Guidance\u003c\/h2\u003e\u003cp\u003eMount the AI931S on a standard S900 I\/O rail. Ensure that the module is correctly oriented and that the bus connector is securely engaged. For hazardous area installations, verify that the enclosure meets the required IP rating and that all cable glands are properly sealed. Connect passive field devices to the input terminals, observing the specified polarity. Use the PROFIBUS DP interface for communication with the control system. The module supports hot swap, so you can replace it without powering down the system.\u003c\/p\u003e\u003ch2\u003eMaintenance \u0026amp; Reliability\u003c\/h2\u003e\u003cp\u003eRoutine inspection of the AI931S should focus on:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eChecking for physical damage or corrosion on the terminals.\u003c\/li\u003e\n\u003cli\u003eVerifying that the ambient temperature remains within the -20 °C to 60 °C range.\u003c\/li\u003e\n\u003cli\u003eEnsuring that relative humidity does not exceed 93 % at 40 °C.\u003c\/li\u003e\n\u003cli\u003eCleaning dust accumulation from the module surface using a dry, anti-static cloth.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe module's auto-diagnostics and extended diagnostics simplify troubleshooting, helping to minimize unplanned downtime and reduce maintenance costs over the long term.\u003c\/p\u003e\u003ch2\u003eCompatibility \u0026amp; Integration\u003c\/h2\u003e\u003cp\u003eThe ABB AI931S is designed for the S900 I\/O system and communicates via PROFIBUS DP. It is compatible with ABB control systems that support PROFIBUS DP, as well as third-party systems using the same protocol. The module can be installed in non-hazardous areas or directly in Zone 1\/Zone 2 hazardous areas, depending on the system variant. Its intrinsic safety features allow connection to field devices located in Zone 0, Zone 1, or Zone 2.\u003c\/p\u003e\u003ch2\u003eSelection Guide \u0026amp; Purchasing Advice\u003c\/h2\u003e\u003cp\u003eBefore purchasing the ABB AI931S, verify that your control system supports PROFIBUS DP and that the S900 I\/O infrastructure is in place. Confirm the required number of channels and signal types (0\/4...20 mA). If you need redundancy, note that this module does not support redundancy; consider alternative models if that is a requirement. For a reliable supply and competitive pricing, PLC Source PRO offers the ABB AI931S with full technical support and fast delivery.\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default","offer_id":44439797465187,"sku":"AI931S","price":293.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/8635\/0435\/files\/AI931S.jpg?v=1785890810","url":"https:\/\/www.plcsourcepro.com\/ar\/products\/abb-ai931s-industrial-automation-module-4-channel-analog-input","provider":"PLC Source PRO","version":"1.0","type":"link"}