{"product_id":"honeywell-900r04-0200-backplane-assembly","title":"Honeywell 900R04-0200 Backplane Assembly","description":"\u003cp\u003eConfigured for 4-slot modular hardware mounting and backplane bus signal distribution within ControlEdge HC900 hybrid controller architectures, the \u003cstrong\u003eHoneywell 900R04-0200\u003c\/strong\u003e (\u003cstrong\u003e900R04-0200\u003c\/strong\u003e Backplane Assembly) provides direct physical\/electrical execution.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\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\u003e900R04-0200\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eHoneywell\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\u003e3.63 kg (8.00 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard 4-position chassis footprint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eBackplane distributed power bus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eI\/O Slot Rack Assemblies\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePosition Capacity\u003c\/td\u003e\n\u003ctd\u003e4 Module Slots\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReplacement Model\u003c\/td\u003e\n\u003ctd\u003e900R04-0300\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eHoneywell ControlEdge HC900 hybrid controller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003e4-20 mA HART Loop Protocol and Channel-to-Channel Isolation\u003c\/h3\u003e\n\u003cp\u003eThe backplane printed circuit assembly routes high-speed communication buses and power distribution rails across all 4 module slots while maintaining rigid physical separation between adjacent signal paths. Integrated ground planes and internal layout shielding suppress common-mode transient noise and cross-talk between high-density I\/O slots. This electrical decoupling preserves signal integrity for distributed analog cards managing 4-20 mA HART loop protocol communications alongside high-voltage digital modules.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the 900R04-0200 rack assembly support online hot-swapping of modules?\u003c\/p\u003e\n\u003cp\u003eA: Yes, individual I\/O modules support hot-swapping within active rack positions provided that system backplane power is stable and standard electrostatic precautions are followed.\u003c\/p\u003e\n\u003cp\u003eQ: What is the designated direct replacement part for this 4-slot rack assembly?\u003c\/p\u003e\n\u003cp\u003eA: The official manufacturer-designated replacement model for the 900R04-0200 chassis is the 900R04-0300.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eEnsure that main cabinet power feeds supplying the HC900 rack are locked out and de-energized prior to mechanical mounting.\u003c\/li\u003e\n\u003cli\u003eSecure the 4-slot chassis securely to the control cabinet backplate using mounting bolts through designated frame holes, ensuring clean metal-to-metal contact for earth bonding.\u003c\/li\u003e\n\u003cli\u003eVerify that backplane connector pins inside each of the 4 slots are straight and free of foreign debris before inserting any I\/O cards or CPU modules.\u003c\/li\u003e\n\u003cli\u003eRoute power supply and network cables through designated wire raceways, maintaining physical separation from high-voltage field wiring.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":67865270681896,"sku":"900R4-0200","price":315.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0827\/6266\/2184\/files\/900R4-0200.png?v=1791622289","url":"https:\/\/www.powerdcs.com\/products\/honeywell-900r04-0200-backplane-assembly","provider":"Power DCS Parts Limited","version":"1.0","type":"link"}