{"product_id":"allen-bradley-1785bcm","title":"1785BCM","description":"\u003ch2\u003eOverview of Allen-Bradley 1785-BCM Backup Communication Module\u003c\/h2\u003e\n\u003cp\u003eThe Allen-Bradley 1785-BCM is a backup communication module designed for PLC-5 systems, providing redundancy and high-speed communication between PLC processors. It features one High-Speed Serial Link (HSSL) interface and two DH+\/Remote I\/O communication interfaces. The module enables seamless switchover between processors to ensure system reliability during processor or equipment failure.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eSingle-slot module for installation in 1771 I\/O chassis.\u003c\/li\u003e\n  \u003cli\u003eHigh-Speed Serial Link communication at 1.2 Megabaud.\u003c\/li\u003e\n  \u003cli\u003eTwo DH+\/Remote I\/O (RIO) interfaces for network redundancy.\u003c\/li\u003e\n  \u003cli\u003eCompatible with multiple PLC-5 models: 5\/15 series B, 5\/20, 5\/25, 5\/30, 5\/40, and 5\/60.\u003c\/li\u003e\n  \u003cli\u003eConformal coating for industrial environmental protection.\u003c\/li\u003e\n  \u003cli\u003eDiagnostic and status LED indicators for each communication channel.\u003c\/li\u003e\n  \u003cli\u003eRequires no external power supply.\u003c\/li\u003e\n  \u003cli\u003eSupports up to four modules per system.\u003c\/li\u003e\n  \u003cli\u003eTypical AC signal delay (off): 29 ± 8 ms; DC signal delay (off): 30 ± 7 ms.\u003c\/li\u003e\n  \u003cli\u003eWeight: Approximately 0.3 lbs (0.1 kg).\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\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\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eBackup Communications Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Interfaces\u003c\/td\u003e\n\u003ctd\u003e1 High-Speed Serial Link, 2 DH+\/riu\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtocol\u003c\/td\u003e\n\u003ctd\u003eData Highway Plus (DH+), Remote I\/O (RIO)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Speed\u003c\/td\u003e\n\u003ctd\u003e1.2 Megabaud\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible PLC Models\u003c\/td\u003e\n\u003ctd\u003ePLC-5\/15 Series B, 5\/20, 5\/25, 5\/30, 5\/40, 5\/60\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current\u003c\/td\u003e\n\u003ctd\u003eApproximately 1.0 A @ 5 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e4.5 x 12.4 x 6.3 inches (115 x 317 x 160 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.3 lbs (0.1 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Type\u003c\/td\u003e\n\u003ctd\u003eConformal Coated Open Style\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLED Indicators\u003c\/td\u003e\n\u003ctd\u003eOne diagnosis\/status per communication channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Modules Per System\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 °C (32 to 140 °F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eUL, CSA, CE, NEMA ICS 2-230, EN 50081-2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications \/ Use Cases\u003c\/h2\u003e\n\u003cp\u003eThe 1785-BCM ensures continuous communication in critical PLC-5 automation systems requiring redundancy to minimize downtime and maintain data integrity. It's widely used in manufacturing, processing plants, and other industrial environments where reliable operations are essential.\u003c\/p\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":47809564311851,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4671\/7995\/files\/Leadtime_297b30e9-7a96-4e88-a72b-a449b2a4af22.png?v=1723546328","url":"https:\/\/leadtime.ca\/products\/allen-bradley-1785bcm","provider":"LEADTIME","version":"1.0","type":"link"}