{"product_id":"allen-bradley-1756-rm2k-controllogix-redundancy-module-kit","title":"Allen-Bradley 1756-RM2K ControlLogix Redundancy Module Kit","description":"\u003ch2\u003eAllen-Bradley 1756-RM2K ControlLogix Redundancy Module Kit\u003c\/h2\u003e\n\u003cp\u003eConfigured for controller synchronization and failover execution in ControlLogix redundant chassis systems, the \u003cstrong\u003eAllen-Bradley 1756-RM2K\u003c\/strong\u003e (\u003cstrong\u003e1756-RM2\u003c\/strong\u003e Redundancy Module Kit) provides direct physical and data communication execution between paired controller assemblies through a fiber optic redundancy link.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eModel Identifier\u003c\/th\u003e\n\u003cth\u003eDescription\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1756-RM2\u003c\/td\u003e\n\u003ctd\u003eControlLogix Enhanced Redundancy Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eK\u003c\/td\u003e\n\u003ctd\u003eKit configuration including redundancy accessories\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1756-RM2K\u003c\/td\u003e\n\u003ctd\u003eComplete redundancy kit configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1756-RM2K\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.64 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-25 deg C to 70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e9 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eControlLogix Enhanced Redundancy Module Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eController Redundancy\u003c\/td\u003e\n\u003ctd\u003eSupports two identical controllers in redundant chassis configurations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Speed\u003c\/td\u003e\n\u003ctd\u003e1 Gbps fiber optic link\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Interface\u003c\/td\u003e\n\u003ctd\u003eLC fiber optic connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRedundancy Cable Compatibility\u003c\/td\u003e\n\u003ctd\u003eIncludes 1756-RMC series cables with 1 m, 3 m, and 10 m options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Draw\u003c\/td\u003e\n\u003ctd\u003e4 mA at 1.2 VDC, 1.2 A at 5.1 VDC, 120 mA at 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Dissipation\u003c\/td\u003e\n\u003ctd\u003e9 W\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\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 deg C to 85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e5% to 95%, non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShock Resistance\u003c\/td\u003e\n\u003ctd\u003e30 g operating, 50 g non-operating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVibration Resistance\u003c\/td\u003e\n\u003ctd\u003e2 g at 10-500 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChassis Compatibility\u003c\/td\u003e\n\u003ctd\u003e1756-A4, 1756-A7, 1756-A10, 1756-A13, 1756-A17\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply Compatibility\u003c\/td\u003e\n\u003ctd\u003e1756-PA72, 1756-PA75, 1756-PB72, 1756-PB75, 1756-PA75R, 1756-PB75R, PSCA2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Type\u003c\/td\u003e\n\u003ctd\u003eOpen-style module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eControlLogix High-Speed Redundancy Communication\u003c\/h3\u003e\n\u003cp\u003eThe 1756-RM2K operates within the ControlLogix backplane architecture and provides dedicated controller synchronization through a 1 Gbps LC fiber optic redundancy communication link. The kit configuration includes required redundancy accessories to support installation of paired controller chassis assemblies.\u003c\/p\u003e\n\u003cp\u003eFirmware flash compatibility is required between redundant controllers, redundancy modules, and associated communication components. The module supports deterministic synchronization of controller states and provides diagnostic information through integrated module status indicators.\u003c\/p\u003e\n\u003cp\u003eThe ControlLogix platform supports I\/O density scaling through matched redundant chassis configurations. The redundancy communication path operates independently from standard application networks to maintain dedicated synchronization data exchange.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What components are included in the 1756-RM2K configuration?\u003cbr\u003eA: The 1756-RM2K is a redundancy kit configuration based on the 1756-RM2 module and includes compatible redundancy cable accessories.\u003c\/p\u003e\n\u003cp\u003eQ: What fiber optic connection is used for redundancy communication?\u003cbr\u003eA: The module uses an LC fiber optic connector with a 1 Gbps communication link between redundant chassis assemblies.\u003c\/p\u003e\n\u003cp\u003eQ: Does the 1756-RM2K require matched controller configurations?\u003cbr\u003eA: Yes. Redundant operation requires compatible controller hardware, matching chassis configurations, and compatible firmware revisions.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the 1756-RM2K kit in compatible ControlLogix chassis assemblies according to the chassis installation requirements. Verify that both redundant chassis contain matching controllers, supported communication modules, and compatible firmware versions.\u003c\/p\u003e\n\u003cp\u003eConnect the supplied fiber optic redundancy cables using proper optical handling procedures. Route fiber cables separately from high-voltage wiring, motor circuits, and strong electromagnetic interference sources.\u003c\/p\u003e\n\u003cp\u003eConfirm chassis grounding, power supply compatibility, and backplane power availability before enabling redundancy functions. Apply standard industrial cabinet practices for cable segregation, shielding, and enclosure grounding.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43627712413786,"sku":"1756-RM2K","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1756-RM.jpg?v=1783668242","url":"https:\/\/www.plcmasters.com\/products\/allen-bradley-1756-rm2k-controllogix-redundancy-module-kit","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}