{"product_id":"1768-cnb-rockwell-automation-communication-module-compactlogix","title":"1768-CNB Rockwell Automation Communication Module CompactLogix","description":"\u003ch3\u003e\u003cstrong\u003eSystem Overview \u0026amp; Engineering Architecture\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #004080;\"\u003e1768-CNB\u003c\/span\u003e\u003c\/strong\u003e module operates as a dedicated ControlNet communication interface engineered by \u003cstrong\u003e\u003cspan style=\"color: #004080;\"\u003eAllen-Bradley\u003c\/span\u003e\u003c\/strong\u003e (Rockwell Automation). Designed for the \u003cstrong\u003e\u003cspan style=\"color: #004080;\"\u003eCompactLogix\u003c\/span\u003e\u003c\/strong\u003e series, this \u003cstrong\u003e\u003cspan style=\"color: #004080;\"\u003eCommunication Interface\u003c\/span\u003e\u003c\/strong\u003e facilitates high-speed, deterministic data exchange across demanding industrial networks.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eTechnical Parameter Breakdown\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer \u0026amp; Brand:\u003c\/strong\u003e Rockwell Automation \/ \u003cstrong\u003e\u003cspan style=\"color: #004080;\"\u003eAllen-Bradley\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Series \u0026amp; Type:\u003c\/strong\u003e \u003cstrong\u003e\u003cspan style=\"color: #004080;\"\u003eCompactLogix\u003c\/span\u003e\u003c\/strong\u003e \/ \u003cstrong\u003e\u003cspan style=\"color: #004080;\"\u003eCommunication Interface\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCatalog Number:\u003c\/strong\u003e \u003cstrong\u003e\u003cspan style=\"color: #004080;\"\u003e1768-CNB\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNetwork Speed \u0026amp; Node Limit:\u003c\/strong\u003e 5 Mbps communication rate supporting up to 99 network nodes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection Capacity:\u003c\/strong\u003e Maximum of 48 active system connections\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical Draw \u0026amp; Dissipation:\u003c\/strong\u003e 1.0 Amp at 5V DC backplane current; 5.14 Watts power consumption (17.5 BTU\/hr thermal output)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolation \u0026amp; Environmental Limits:\u003c\/strong\u003e 30 Volts isolation rating; operating thermal band of 0 to 60 degrees Celsius (storage range -40 to 85 degrees Celsius)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePhysical Dimensions \u0026amp; Weight:\u003c\/strong\u003e 132 x 56.7 x 105.1 mm (5.20 x 2.23 x 4.12 inches); 0.260 kg (0.57 lbs)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePhysical Ports \u0026amp; Mounting:\u003c\/strong\u003e 1 BNC connector for standard media, 1 RJ45 shielded NAP port; mounts via DIN rail, direct panel, or 1768 chassis\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cstrong\u003eIndustrial Applications \u0026amp; Target Hardware\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eEngineered for mission-critical industrial architectures, the \u003cstrong\u003e\u003cspan style=\"color: #004080;\"\u003e1768-CNB\u003c\/span\u003e\u003c\/strong\u003e is widely deployed in media redundancy networks, intrinsic safety loops, high-speed discrete manufacturing systems, and redundant controller setups utilizing \u003cstrong\u003e\u003cspan style=\"color: #004080;\"\u003eCompactLogix\u003c\/span\u003e\u003c\/strong\u003e PAC frameworks.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eDiagnostic Capabilities \u0026amp; Operational Indicators\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe module relies on onboard status LEDs and direct network management tools accessed via the RJ45 NAP port. Engineers can evaluate token rotation, monitor communication health, check node response rates, and identify physical layer degradation or packet collisions instantly.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eGlobal PLC Spare HUB's Insight\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eOur automation engineering team highlights that ControlNet installations require meticulous attention to physical cable impedance and proper BNC termination to prevent reflection issues at 5 Mbps.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eField Experience Example:\u003c\/strong\u003e A continuous material handling plant experienced recurring network dropouts during peak shift operations. Replacing an aging bus adapter with a genuine \u003cstrong\u003e\u003cspan style=\"color: #004080;\"\u003e1768-CNB\u003c\/span\u003e\u003c\/strong\u003e module and re-certifying the coaxial trunk lines restored continuous data flow and eliminated node timeout faults.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eLogistics, Global Fulfillment \u0026amp; Warranty Terms\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFulfillment Carriers:\u003c\/strong\u003e Express international dispatch via FedEx, UPS, and DHL.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHandling Time:\u003c\/strong\u003e Guaranteed order processing and dispatch within 24 to 48 hours.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Contents:\u003c\/strong\u003e One \u003cstrong\u003e\u003cspan style=\"color: #004080;\"\u003e1768-CNB\u003c\/span\u003e\u003c\/strong\u003e module and standard manufacturer documentation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty Policy:\u003c\/strong\u003e Protected by a comprehensive 12-month operational warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions \u0026amp; Expert Buying Guide\u003c\/strong\u003e\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Which chassis slots are compatible with the 1768-CNB module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The module requires a single slot width and can be installed in any available slot (slots 1 through 4) on a 1768 CompactLogix chassis.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is the exact function of the RJ45 NAP connector on this module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The Network Access Port (NAP) is a shielded 8-pin RJ45 interface used for temporary programming, troubleshooting, and network configuration via a PC.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What certifications does this communication interface carry?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The module complies with major global standards, holding c-UL-us, CE, C-Tick, and CI industrial safety and quality certifications.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What key factors should I weigh when purchasing a replacement communication module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Confirm that your controller architecture belongs to the \u003cstrong\u003e\u003cspan style=\"color: #004080;\"\u003eCompactLogix\u003c\/span\u003e\u003c\/strong\u003e family, verify your backplane power supply can accommodate the 1.0 Amp load, and ensure your network requirements fall within the 48-connection ceiling.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How do environmental shock and vibration ratings affect installation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The module features an operating shock rating of 30g and a vibration tolerance of 5g at 10 to 500 Hz, making it structurally robust for heavy-duty factory floor environments when mounted securely on a DIN rail or panel.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":45013910814902,"sku":"1768-CNB","price":128.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/1768-CNBR_e9413170-0b02-41e3-b83a-e54ae1ed14c8.jpg?v=1790145458","url":"https:\/\/www.plcsparehub.com\/products\/1768-cnb-rockwell-automation-communication-module-compactlogix","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}