{"product_id":"allen-bradley-1756-cn2-redundant-bridge-module","title":"Allen-Bradley 1756-CN2 ControlLogix ControlNet Communication Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1756-CN2 is a high-performance ControlNet communication module designed for the ControlLogix platform. This module facilitates reliable, deterministic data exchange between controllers, I\/O devices, and other networked components within an industrial control system. It supports standard media configurations and is engineered to handle complex communication tasks in demanding automation environments.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSupports data transfer rates of up to 5 Mbps\u003c\/li\u003e\n\u003cli\u003eCapable of managing up to 128 Logix connections\u003c\/li\u003e\n\u003cli\u003eSupports network configurations with up to 99 nodes\u003c\/li\u003e\n\u003cli\u003eDesigned for seamless integration with ControlLogix backplanes\u003c\/li\u003e\n\u003cli\u003eStandard ControlNet media support for robust field connectivity\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis communication module is widely utilized in large-scale industrial automation applications, including manufacturing lines, process control systems, and distributed control environments where deterministic, real-time communication is critical for system synchronization and data integrity.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1756-CN2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Protocol\u003c\/td\u003e\n\u003ctd\u003eControlNet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Rate\u003c\/td\u003e\n\u003ctd\u003e5 Mbps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Logix Connections\u003c\/td\u003e\n\u003ctd\u003e128\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Nodes\u003c\/td\u003e\n\u003ctd\u003e99\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the ControlLogix chassis is powered down before inserting or removing the 1756-CN2 module to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003eSlide the module into the designated slot on the chassis, ensuring proper alignment with the backplane connector.\u003c\/li\u003e\n\u003cli\u003eSecure the module using the top and bottom latching mechanisms to ensure a stable, vibration-resistant connection.\u003c\/li\u003e\n\u003cli\u003eVerify that the ControlNet cable is properly seated and shielded to minimize EMI interference.\u003c\/li\u003e\n\u003cli\u003eMaintain proper ventilation around the chassis to prevent overheating during continuous operation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhat is the primary function of the 1756-CN2?\u003c\/strong\u003e\u003cbr\u003eThe 1756-CN2 acts as a bridge between the ControlLogix controller and the ControlNet network, allowing for high-speed, deterministic I\/O and peer-to-peer messaging.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow many nodes can this module support on a single network?\u003c\/strong\u003e\u003cbr\u003eThe 1756-CN2 supports up to 99 nodes within a ControlNet network configuration.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":44048363061338,"sku":"1756-CN2","price":77.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/wm_1_26e9f3e9-6cfc-4d3f-a197-b01a2408598c.jpg?v=1789087546","url":"https:\/\/www.spareoil.com\/es\/products\/allen-bradley-1756-cn2-redundant-bridge-module","provider":"SpareOil Automation","version":"1.0","type":"link"}