{"product_id":"abb-ci840a-3bse041882r1-s800-i-o-profibus-dp-v1-communication-interface","title":"ABB CI840A 3BSE041882R1 S800 I\/O PROFIBUS DP-V1 Communication Interface","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eABB CI840A (3BSE041882R1)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efunctions as a high-capacity Fieldbus Communication Interface (FCI) for the S800 I\/O system. This module manages the exchange of process data and terminal status between S800 I\/O clusters and a master controller via the PROFIBUS DP-V1 protocol. We supply this unit as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original\u003c\/strong\u003e, featuring enhanced hardware architecture for maximum network stability. The CI840A supports advanced features including HART pass-through and sequence of events (SOE) tracking, making it the standard choice for complex process control applications.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cp\u003eThe CI840A provides robust data routing and synchronization across the distributed I\/O network:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCI840A \/ 3BSE041882R1\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProtocol\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePROFIBUS DP-V1\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eRedundancy\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSupports Full Line and Module Redundancy\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProduct Net Height\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e119 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProduct Net Width\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e54 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProduct Net Depth\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e96 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProduct Net Weight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.2 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBaud Rate\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUp to 12 Mbit\/s\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eI\/O Capacity\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUp to 12 modules (Single) \/ 24 modules (Optical)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eEnvironmental\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eRoHS Directive 2011\/65\/EU\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eEngineering Advantages\u003c\/h2\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNative Hardware Redundancy:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe CI840A architecture prioritizes system uptime. By ordering two CI840A modules and a redundant termination unit (TU846 or TU847), you establish a high-availability link. If the primary module detects a fault, the backup interface assumes control instantly, preventing communication loss in critical process loops.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHART Pass-Through Capability:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUnlike basic DP-V0 interfaces, the CI840A supports DP-V1 acyclic communication. This enables the transmission of HART instrument data through the DCS, allowing engineers to perform remote calibration and asset management without specialized handheld communicators.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Speed Deterministic Exchange:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module supports the full PROFIBUS speed spectrum up to 12 Mbit\/s. It manages the internal ModuleBus traffic efficiently, ensuring that high-density I\/O clusters report state changes to the master controller with microsecond precision.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRugged DIN-Rail Mounting:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe compact 54 mm width ensures efficient panel utilization. The module docks securely into the Module Termination Unit (MTU), which handles all fieldbus and power connections. This design isolates the electronics from mechanical strain, ensuring long-term connection integrity.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSimplified Maintenance Logistics:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFront-panel LEDs provide immediate diagnostic feedback regarding power, module status, and bus activity. Maintenance teams can identify specific node failures or network collisions at a glance, significantly reducing troubleshooting time during plant upsets.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is required to set up a redundant communication link?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTo achieve redundancy, you must install two CI840A modules on a redundant MTU, specifically the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTU846\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(shielded) or\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTU847\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(unshielded). This setup allows for two separate PROFIBUS cables to connect to the same I\/O cluster.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan the CI840A replace an older CI840 module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The CI840A is the updated, G3-compliant version of the original CI840. It offers improved environmental resistance and full backward compatibility within existing S800 I\/O configurations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs this a factory-sealed unit?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAbsolutely. We guarantee this CI840A (3BSE041882R1) is\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eoriginal hardware. It arrives in the original ABB factory packaging with all serial numbers, security seals, and technical documentation intact.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this module support Sequence of Events (SOE)?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. When used with compatible S800 SOE modules (such as the DI831), the CI840A manages the time-stamped event buffers and transmits them to the master controller with 1ms resolution.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":53096070152376,"sku":"CI840A 3BSE041882R1","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/CI840A3BSE041882R1.jpg?v=1774431377","url":"https:\/\/www.globalpetroparts.com\/products\/abb-ci840a-3bse041882r1-s800-i-o-profibus-dp-v1-communication-interface","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}