{"product_id":"allen-bradley-1785-chbm","title":"1785-CHBM","description":"\u003ch2\u003eOverview of Allen-Bradley 1785-CHBM ControlNet Hot Backup Memory Cartridge\u003c\/h2\u003e\n\u003cp\u003eThe Allen-Bradley 1785-CHBM is a hot backup memory cartridge designed specifically for the Allen-Bradley PLC-5 series within a ControlNet hot backup system. It provides 100K words of non-volatile user memory and enables backup operation mode to ensure continuous processing during faults or processor failures in redundant PLC configurations.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features of 1785-CHBM\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e100K words non-volatile memory capacity for user program and data storage.\u003c\/li\u003e\n  \u003cli\u003eDesigned for use exclusively in ControlNet hot backup systems with PLC-5 processors.\u003c\/li\u003e\n  \u003cli\u003eEnables backup functionality by synchronizing programs and data between primary and backup processors.\u003c\/li\u003e\n  \u003cli\u003ePlug-in cartridge format fits into the EEPROM slot on PLC-5 controllers.\u003c\/li\u003e\n  \u003cli\u003eCompatible with ControlNet protocols and interfaces to ensure seamless failover.\u003c\/li\u003e\n  \u003cli\u003eSupports data table crossloading and program synchronization to maintain mirrored operation.\u003c\/li\u003e\n  \u003cli\u003eFacilitates rapid recovery and minimal downtime in redundant system setups.\u003c\/li\u003e\n  \u003cli\u003eInstallation requires two PLC-5 controllers in separate 1771 chassis each fitted with a 1785-CHBM cartridge.\u003c\/li\u003e\n  \u003cli\u003eDesigned to enhance system reliability and fault tolerance in critical automation applications.\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\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory Type\u003c\/td\u003e\n\u003ctd\u003eNon-volatile EEPROM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory Capacity\u003c\/td\u003e\n\u003ctd\u003e100K words\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003ePlug-in cartridge in PLC-5 EEPROM slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003ePLC-5 controllers, ControlNet hot backup systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunctions\u003c\/td\u003e\n\u003ctd\u003eBackup operation, program synchronization, data table crossloading\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\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 to 85 °C (-40 to 185 °F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eApprox. 0.25 lbs (0.11 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eFits standard PLC-5 EEPROM cartridge slot\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-CHBM backup cartridge is critical in industrial settings requiring high availability and system redundancy. It is commonly used in manufacturing, process control, and mission-critical automation where failover capability and continuous operation are paramount.\u003c\/p\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":47809566572843,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4671\/7995\/files\/Leadtime_5a99ac70-404f-4d3e-b952-5fd6f83e7754.png?v=1723546272","url":"https:\/\/leadtime.ca\/products\/allen-bradley-1785-chbm","provider":"LEADTIME","version":"1.0","type":"link"}