{"product_id":"3bse041882r1-abb-ci840a-redundant-communication-module","title":"3BSE041882R1 | ABB CI840A Redundant Communication Module","description":"\u003ch3\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003eSystem Interface and Communication Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eCI840A\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(Part Number:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e3BSE041882R1\u003c\/strong\u003e) is a high-performance PROFIBUS DP-V1 communication interface designed for the ABB S800 I\/O system. This module functions as the intelligent gateway between the PROFIBUS network and distributed S800 I\/O clusters, supporting high-speed, deterministic data exchange. Utilizing the DP-V1 protocol, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eCI840A\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(Model:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eCI840A\u003c\/strong\u003e) enables acyclic communication, which is vital for advanced device diagnostics, asset management, and online parameterization. A primary engineering advantage of the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eCI840A\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis its native support for line redundancy. When deployed in pairs on a TU846 or TU847 terminal base, it provides a high-availability solution that eliminates single points of failure in critical automation loops.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eDetailed Technical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eCI840A (3BSE041882R1)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis optimized for reliability in complex distributed control system (DCS) architectures.\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e: ABB\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eType Designation\u003c\/strong\u003e:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eCI840A\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProduct ID \/ Part Number\u003c\/strong\u003e:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e3BSE041882R1\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCommunication Protocol\u003c\/strong\u003e: PROFIBUS DP-V1 (Master\/Slave)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBaud Rate\u003c\/strong\u003e: 9.6 kbit\/s to 12 Mbit\/s (With auto-baud detection)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePower Supply\u003c\/strong\u003e: 24V DC (Operational range 19.2–30V DC)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCurrent Consumption\u003c\/strong\u003e: Typically 100 mA at 24V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eI\/O Capacity\u003c\/strong\u003e: Supports up to 12 S800 I\/O modules per cluster\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRedundancy\u003c\/strong\u003e: Supported (Requires two modules and TU846\/TU847 base)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModule Termination Units (MTU)\u003c\/strong\u003e: Single: TU810, TU812, TU814, TU830; Redundant: TU846, TU847\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIsolation\u003c\/strong\u003e: 50V continuous galvanic isolation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDiagnostic Indicators\u003c\/strong\u003e: Front-panel LEDs (Run, Fault, Primary, Backup)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProtection Rating\u003c\/strong\u003e: IP20\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e: 0°C to +55°C (32°F to 131°F)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e: 54mm (W) x 119mm (H) x 96mm (D)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.2 kg (0.44 lbs)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":43180168314995,"sku":"CI840A","price":233.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/CI840A_2.jpg?v=1772516767","url":"https:\/\/www.dcssupplier.com\/products\/3bse041882r1-abb-ci840a-redundant-communication-module","provider":"DcsSupplier Limited","version":"1.0","type":"link"}