{"product_id":"honeywell-900rr0-0300-hc900-redundant-cpm-rack","title":"Honeywell 900RR0-0300 HC900 Redundant CPM Rack","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eDesigned for high-availability process control environments, the \u003cstrong\u003e900RR0-0300\u003c\/strong\u003e serves as the central hardware foundation for redundant controller configurations within the Honeywell HC900 platform. This \u003cstrong\u003eredundant CPM rack\u003c\/strong\u003e accommodates dual Central Processing Modules (CPMs) and twin power supply units, eliminating single points of failure in critical automation loops. By facilitating seamless, continuous switchover between primary and backup controllers, it ensures uninterrupted process monitoring and execution.\u003c\/p\u003e\n\u003cp\u003eBuilt to withstand demanding industrial environments, this rack supports wide temperature ranges and provides robust backplane communication pathways. It integrates directly into the HC900 control architecture, coordinating secure power distribution and synchronization channels between the active and standby processors.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eHouses redundant Central Processing Modules (CPMs) and dual power supplies on a single backplane.\u003c\/li\u003e\n  \u003cli\u003eSupports extended operating temperatures ranging from -40 degC to 70 degC.\u003c\/li\u003e\n  \u003cli\u003eRobust electrical backplane designed to maintain signal integrity in high-noise environments.\u003c\/li\u003e\n  \u003cli\u003eEnables hot-swapping of controllers and power modules to minimize system downtime during maintenance.\u003c\/li\u003e\n  \u003cli\u003eIntegrated grounding and shielding structural provisions for reliable EMI\/RFI protection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePower generation facilities and combustion control systems.\u003c\/li\u003e\n  \u003cli\u003eOil and gas refining, petrochemical processing, and pipeline monitoring.\u003c\/li\u003e\n  \u003cli\u003eMunicipal water treatment and distribution networks.\u003c\/li\u003e\n  \u003cli\u003eCritical chemical manufacturing and thermal processing applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eHoneywell\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003ePart Number \/ Model\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e900RR0-0300\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eHC900\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eModule Type\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eRedundant CPM Rack\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eSlot Configuration\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eDual CPM slots, Dual Power Supply slots\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e-40 degC to 70 degC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e1.751 kg\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e3.000 kg\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cp\u003eFor reliable operation of the 900RR0-0300 redundant rack, follow these mechanical and electrical installation guidelines:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMount the rack securely onto a flat, vertical surface or heavy-duty panel backplate inside an appropriately rated industrial enclosure.\u003c\/li\u003e\n  \u003cli\u003eConnect the primary and backup power supplies to independent electrical sources to ensure true dual-source power redundancy.\u003c\/li\u003e\n  \u003cli\u003eMaintain a minimum clearance of 50 mm above and below the rack assembly to allow sufficient natural convection airflow, preventing localized overheating.\u003c\/li\u003e\n  \u003cli\u003eConnect the dedicated low-impedance grounding terminal on the rack chassis to the primary site-protection ground using an appropriate gauge copper wire.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":52705606369643,"sku":"900RR0-0300","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/900rr0-0300-nwx4upveyol_b1c4d69c-ba5c-4ac4-a443-5b0c28645d96.jpg?v=1766651501","url":"https:\/\/www.plcprotech.com\/products\/honeywell-900rr0-0300-hc900-redundant-cpm-rack","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}