{"product_id":"allen-bradley-1756-rm2-next-generation-redundancy-module","title":"Allen-Bradley 1756-RM2 ControlLogix Redundancy Module","description":"\u003cp\u003eThe Allen-Bradley 1756-RM2 is an Enhanced Redundancy Module designed for the ControlLogix platform. This module facilitates seamless controller redundancy, ensuring high availability and system reliability in critical industrial automation environments. It utilizes fiber-optic communication to maintain synchronization between redundant controller pairs.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSupports high-speed redundancy synchronization at up to 1000 Mbps.\u003c\/li\u003e\n\u003cli\u003eSingle-channel configuration featuring dedicated transmit and receive fiber ports.\u003c\/li\u003e\n\u003cli\u003eExtended distance capability, supporting communication links up to 10 km.\u003c\/li\u003e\n\u003cli\u003eCompatible with ControlLogix SIL2 safety application requirements.\u003c\/li\u003e\n\u003cli\u003eUtilizes 8.5\/125 micron single-mode fiber-optic cabling for robust data transmission.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis module is engineered for mission-critical processes where controller downtime must be minimized. It is commonly deployed in large-scale manufacturing, power generation, and petrochemical processing systems where ControlLogix redundancy is required to maintain continuous operation.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1756-RM2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eEnhanced Redundancy Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Rate\u003c\/td\u003e\n\u003ctd\u003e1000 Mbps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmission Medium\u003c\/td\u003e\n\u003ctd\u003eSingle-mode fiber-optic (8.5\/125 micron)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Distance\u003c\/td\u003e\n\u003ctd\u003e10 km\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWavelength\u003c\/td\u003e\n\u003ctd\u003e1310 nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety Rating\u003c\/td\u003e\n\u003ctd\u003eSIL2 capable\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-RM2 module to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003eHandle the fiber-optic connectors with care; ensure they are clean and free of dust or debris before insertion.\u003c\/li\u003e\n\u003cli\u003eRoute fiber-optic cables away from high-voltage power lines and sources of significant electromagnetic interference (EMI).\u003c\/li\u003e\n\u003cli\u003eMaintain proper bend radii for fiber-optic cables to prevent signal attenuation or fiber breakage.\u003c\/li\u003e\n\u003cli\u003eVerify that the module is fully seated in the chassis slot and the locking tabs are engaged.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhat type of fiber cable is required for the 1756-RM2?\u003c\/strong\u003e\u003cbr\u003eThe module requires 8.5\/125 micron single-mode fiber-optic cable with a 1310 nm wavelength.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan this module be used in SIL2 applications?\u003c\/strong\u003e\u003cbr\u003eYes, the 1756-RM2 is designed to be used within ControlLogix SIL2 safety-rated systems.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat is the maximum transmission distance?\u003c\/strong\u003e\u003cbr\u003eThe module supports communication distances of up to 10 km depending on the fiber installation quality.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":51015366869244,"sku":"1756-RM2","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_dd16688b-4b98-47fa-9300-e789c8d24735.jpg?v=1787760477","url":"https:\/\/www.electronicplc.com\/products\/allen-bradley-1756-rm2-next-generation-redundancy-module","provider":"Electronic PLC","version":"1.0","type":"link"}