{"product_id":"ci858-abb-drivebus-protocol-communication-unit-controller-module","title":"CI858 ABB DriveBus Protocol Communication Unit Controller Module","description":"\u003ch3\u003eGlobal PLC Spare HUB's Insight\u003c\/h3\u003e\n\u003cp\u003eRolling mill drive systems and high-speed paper manufacturing lines demand ultra-precise deterministic control and high-speed communication between controllers and heavy-duty drives. Drawing from our hands-on industrial automation deployment experience, the \u003cstrong\u003eABB\u003c\/strong\u003e \u003cstrong\u003eCI858\u003c\/strong\u003e DriveBus communication interface unit (Article Number: \u003cstrong\u003e3BSE018135R1\u003c\/strong\u003e) from the \u003ca href=\"https:\/\/www.plcsparehub.com\/collections\/ac-800m\"\u003e\u003cstrong\u003eAC 800M\u003c\/strong\u003e\u003c\/a\u003e controller ecosystem establishes robust 8 Mbit\/s optical transmission links. By supporting up to 24 ABB drives per module via NDBU branching units and featuring G3 corrosion compliance, it solves complex multi-motor coordination challenges in corrosive and severe industrial environments.\u003c\/p\u003e\n\u003ch3\u003eCore Architecture \u0026amp; Technical Matrix\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \u0026amp; Manufacturer:\u003c\/strong\u003e \u003cstrong\u003eABB\u003c\/strong\u003e (Article Number: \u003cstrong\u003e3BSE018135R1\u003c\/strong\u003e)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel \u0026amp; Protocol:\u003c\/strong\u003e \u003cstrong\u003eCI858\u003c\/strong\u003e \/ \u003cstrong\u003eDriveBus\u003c\/strong\u003e Communication Protocol\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eController Compatibility:\u003c\/strong\u003e ABB AC 800M controller (Max 2 units per controller via CEX-Bus)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrive Capacity:\u003c\/strong\u003e Up to 24 ABB drives per CI858 module (utilizing NDBU star-topology branching units)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission Speed:\u003c\/strong\u003e 8 Mbit\/s optical communication\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Requirements:\u003c\/strong\u003e Powered internally via CEX-Bus processor unit (~200 mA typical 24V consumption)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental \u0026amp; Chemical Protection:\u003c\/strong\u003e +5°C to +55°C operating temperature, G3 harsh environment corrosion protection compliant to ISA 71.04, IP20 enclosure rating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePhysical Footprint \u0026amp; Weight:\u003c\/strong\u003e 59 × 185 × 127.5 mm dimensions, 700 g weight (including base)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGlobal Compliance \u0026amp; Marine Approvals:\u003c\/strong\u003e CE marked, RoHS and WEEE compliant, plus ABS, BV, DNV-GL, and LR marine certifications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation \u0026amp; Optical Wiring Guidance\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount the \u003cstrong\u003eCI858\u003c\/strong\u003e module securely onto the CEX-Bus backplane connection adjacent to the AC 800M controller processor unit.\u003c\/li\u003e\n\u003cli\u003eVerify that internal power is supplied directly through the CEX-Bus, eliminating the need for external terminal power wiring.\u003c\/li\u003e\n\u003cli\u003eConnect optical fiber cables from the module's optical port to NDBU branching units, ensuring correct star-topology routing and preventing tight radius bends that could attenuate 8 Mbit\/s signals.\u003c\/li\u003e\n\u003cli\u003eConfirm that no more than 24 drives are mapped per module loop to prevent communication bus congestion.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOperational Diagnostics \u0026amp; Maintenance Protocols\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMonitor optical link status LEDs on the module front face to instantly verify fiber-optic continuity and frame transmission integrity.\u003c\/li\u003e\n\u003cli\u003eUtilize AC 800M system diagnostic tools to track DriveBus traffic errors, node response times, and dropped packet logs during active production.\u003c\/li\u003e\n\u003cli\u003eInspect G3 corrosion-rated conformal coating during scheduled cabinet overhauls when operating in sulfur-rich paper or metal processing mills.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEquipment Compatibility \u0026amp; Application Scenarios\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eABB AC 800M modular control systems deployed in heavy process industries.\u003c\/li\u003e\n\u003cli\u003eSectional drive applications in rolling mills, metal processing lines, and tension control machinery.\u003c\/li\u003e\n\u003cli\u003eHigh-speed paper machine drives and winding control architectures requiring synchronized multi-motor coordination.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eLogistics \u0026amp; Quality Assurance\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDispatched rapidly via trusted global couriers including FedEx, UPS, and DHL within 24 to 48 hours.\u003c\/li\u003e\n\u003cli\u003ePacked securely in industrial antistatic and shock-proof packaging to protect sensitive optical components.\u003c\/li\u003e\n\u003cli\u003eBacked by a comprehensive 12-month operational warranty covering manufacturing and electronic defects.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: Does the CI858 module require an external 24V power supply terminal connection?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e No, the module draws its operating power (~200 mA typical) directly from the controller processor unit via the CEX-Bus backplane.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: How do you expand the connection limit beyond a single drive on the DriveBus loop?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e You must use NDBU branching units, which allow you to construct a logical bus with a physical star topology supporting up to 24 drives per CI858 interface.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: What preventative maintenance is recommended for optical connectors in dusty paper mills?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e Regularly clean optical fiber tips with specialized lint-free isopropyl alcohol wipes before insertion to prevent dust accumulation from degrading the 8 Mbit\/s optical signal.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: Can the CI858 module be inserted or replaced while the AC 800M controller rack is powered on?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e Yes, the module supports Hot Swap functionality, allowing replacement on the CEX-Bus without shutting down the entire controller rack, provided system configuration permits.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion: What does the G3 corrosion protection compliance signify for this module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e G3 compliance per ISA 71.04 means the circuitry is ruggedized against severe corrosive airborne contaminants typically found in pulp, paper, and chemical processing facilities.\u003c\/p\u003e\n\u003ch3\u003eExpert Buying Guide\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConfirm your AC 800M controller configuration has available CEX-Bus slots, keeping in mind a maximum limit of 2 CI858 modules per controller.\u003c\/li\u003e\n\u003cli\u003eVerify your drive inventory utilizes native DriveBus communication cards compatible with the 8 Mbit\/s optical protocol.\u003c\/li\u003e\n\u003cli\u003eEnsure NDBU branching units are accounted for in your bill of materials if connecting multiple sectional drives to a single interface module.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":67559988068534,"sku":"CI858","price":145.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/CI858.jpg?v=1790753426","url":"https:\/\/www.plcsparehub.com\/products\/ci858-abb-drivebus-protocol-communication-unit-controller-module","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}