{"product_id":"abb-pm-902f-3bdh001000r0001-cpu-module","title":"ABB PM 902F 3BDH001000R0001 CPU Module","description":"\u003cp\u003eThe \u003cstrong\u003eABB PM 902F 3BDH001000R0001\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003ePM 902F\u003c\/strong\u003e CPU Module, operates as a dedicated hardware component for central processing and logic execution within Freelance AC 900F system platforms. Powered by an 800 MHz PowerQUICC II Pro processor, the 1.1 kg module executes 1,000 boolean operations in 0.12 ms across up to 9 controller tasks. Featuring 24 MB total memory with 8 MB RAM allocated for application programs, the hardware incorporates four 10\/100 Mbit\/s RJ-45 Ethernet ports and three RS-232C serial interfaces, running on a 24 VDC supply with support for redundancy switchover within 500 ms.\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\u003ePM 902F (3BDH001000R0001)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBase Model\u003c\/td\u003e\n\u003ctd\u003ePM 902F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eABB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eGermany\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.1 kg (including base)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e227 mm x 152 mm x 95 mm (W x H x D)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 deg C to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e24 W typical \/ 30 W maximum at +24 VDC (18 W dissipation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProcessor Type\u003c\/td\u003e\n\u003ctd\u003ePowerQUICC II Pro (800 MHz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExecution Velocity\u003c\/td\u003e\n\u003ctd\u003e0.12 ms per 1,000 boolean operations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory Capacity\u003c\/td\u003e\n\u003ctd\u003e24 MB total (8 MB RAM available for application)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Ports\u003c\/td\u003e\n\u003ctd\u003e4 x Ethernet 10\/100 Mbit\/s (RJ-45), 3 x RS-232C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRedundancy Support\u003c\/td\u003e\n\u003ctd\u003eYes (500 ms switchover time)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackup Battery\u003c\/td\u003e\n\u003ctd\u003eLithium battery (TA 951F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eBackplane Bus Communication Velocity and Deterministic Networks\u003c\/h3\u003e\n\u003cp\u003eThe central processing unit manages high backplane bus communication velocity across local and extended fieldbus networks to enforce real-time system synchronization. Quad onboard Ethernet channels establish deterministic networks for peer-to-peer controller exchange and I\/O communication without throughput bottlenecks. Online firmware flash compatibility enables seamless background updates, ensuring application tasks maintain precise scan rates during system maintenance.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What is the maximum switchover delay when operating in a redundant controller topology?\u003c\/p\u003e\n\u003cp\u003eA: In a dual redundant CPU configuration, the failover process from the primary to the standby PM 902F module executes within 500 ms.\u003c\/p\u003e\n\u003cp\u003eQ: How is application memory preserved during complete primary 24 VDC power loss?\u003c\/p\u003e\n\u003cp\u003eA: Non-volatile data retention and clock synchronization parameters are sustained by an integrated TA 951F lithium backup battery.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount the CPU module base securely onto a grounded 35 mm DIN rail inside a protective control cabinet.\u003c\/li\u003e\n\u003cli\u003eConnect primary 24 VDC power cables using correct wire gauges and verify supply stability within specified voltage tolerances.\u003c\/li\u003e\n\u003cli\u003eUse shielded RJ-45 Ethernet cables for all network connections and ground cable shields directly to the cabinet earth bar.\u003c\/li\u003e\n\u003cli\u003eVerify that the TA 951F lithium backup battery is fully seated before commissioning to prevent application data loss upon power removal.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":53227496472885,"sku":"PM 902F 3BDH001000R0001","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/PM902F3BDH001000R0001.png?v=1785391154","url":"https:\/\/www.5gplc.com\/products\/abb-pm-902f-3bdh001000r0001-cpu-module","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}