{"product_id":"allen-bradley-1756-rm-a-controller-redundancy-module","title":"Allen-Bradley 1756-RM\/A ControlLogix Redundancy Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1756-RM\/A is a ControlLogix Redundancy Module designed to provide high-availability operation for industrial automation systems. This module facilitates seamless switchover between primary and secondary controllers, ensuring continuous process control and minimizing downtime in critical applications. It is engineered for integration within the ControlLogix platform, supporting specific controller configurations to maintain system synchronization.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSupports redundancy for two 1756-L61, 1756-L62, or 1756-L63 controllers.\u003c\/li\u003e\n\u003cli\u003eSupports redundancy for one 1756-L64 controller.\u003c\/li\u003e\n\u003cli\u003eAccommodates up to seven communication modules within the redundant chassis configuration.\u003c\/li\u003e\n\u003cli\u003eProvides reliable state and data synchronization between redundant controller pairs.\u003c\/li\u003e\n\u003cli\u003eCompact module design for standard ControlLogix chassis mounting.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1756-RM\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Dissipation\u003c\/td\u003e\n\u003ctd\u003e9 Watts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal Dissipation\u003c\/td\u003e\n\u003ctd\u003e31 BTU\/hr\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Draw (1.2V DC)\u003c\/td\u003e\n\u003ctd\u003e4 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 degC (32 to 140 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 to 85 degC (-40 to 185 degF)\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-RM\/A module to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003eVerify that the module is fully seated in the chassis slot and that the locking tabs are engaged.\u003c\/li\u003e\n\u003cli\u003eFollow standard ESD (Electrostatic Discharge) precautions when handling the module to protect internal components.\u003c\/li\u003e\n\u003cli\u003eEnsure adequate ventilation in the cabinet to maintain operating temperatures within the specified 0 to 60 degC range.\u003c\/li\u003e\n\u003cli\u003eConfirm that firmware versions across both redundant controllers and the redundancy module are compatible according to the latest Rockwell Automation documentation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary function of the 1756-RM\/A?\u003c\/h3\u003e\u003cp\u003eThe 1756-RM\/A acts as a bridge between two ControlLogix controllers, allowing them to operate in a redundant pair. If the primary controller fails, the secondary controller assumes control of the process without significant interruption.\u003c\/p\u003e\u003ch3\u003eCan this module be used with any ControlLogix controller?\u003c\/h3\u003e\u003cp\u003eNo, the 1756-RM\/A is specifically designed for use with the 1756-L6x series controllers. Please verify your specific controller model against the supported list (L61, L62, L63, or L64) before installation.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":51020243173628,"sku":"1756-RM\/A","price":83.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_564a6861-a661-44d4-8aa3-b499cbc2eaef.jpg?v=1787850645","url":"https:\/\/www.electronicplc.com\/es\/products\/allen-bradley-1756-rm-a-controller-redundancy-module","provider":"Electronic PLC","version":"1.0","type":"link"}