{"product_id":"3bdh000002r1-abb-pm802f-ac-800f-freelance-cpu-controller","title":"3BDH000002R1 ABB PM802F AC 800F Freelance CPU Controller","description":"\u003ch2\u003eABB PM802F 3BDH000002R1 Controller Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eABB PM802F 3BDH000002R1\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003ePM802F\u003c\/strong\u003e Control Module, operates as a dedicated hardware component for cyclic fieldbus signal processing and execution of user application logic within ABB Freelance AC 800F DCS platforms.\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\u003ePM802F 3BDH000002R1\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\u003eSweden\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.6 kg basic unit (up to 5 kg fully assembled)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e239 mm W x 164 mm D x 202 mm H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to +55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eMax 6.3 W basic unit (~10 W depending on load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMicroprocessor\u003c\/td\u003e\n\u003ctd\u003eIntel 80960HT 32-bit RISC (25\/75 MHz, up to 150 MIPS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory Capacity\u003c\/td\u003e\n\u003ctd\u003e4 MB static battery-backed RAM, 8 MB Flash PROM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Input\u003c\/td\u003e\n\u003ctd\u003e24 VDC (+\/-10%)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstruction Execution Time\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 1.0 ms per 1000 binary\/16-bit instructions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFieldbus Slots\u003c\/td\u003e\n\u003ctd\u003e6 module slots + 1 power slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Class\u003c\/td\u003e\n\u003ctd\u003eIP20 (up to IP54 when housed in enclosure)\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 \u0026amp; I\/O Density\u003c\/h3\u003e\n\u003cp\u003eThe internal 100 MB\/s CPU board data bus drives high backplane bus communication velocity across all 6 fieldbus module slots, enabling deterministic cyclic scanning across up to 1024 local and remote I\/O points. In redundant unit configurations, two AC 800F controllers synchronize process data via a dedicated secondary Ethernet link, allowing seamless failover within milliseconds upon a primary processor fault. The integrated memory architecture reserves 4 MB of battery-backed static RAM for user program execution, keeping 32-bit instruction processing times under 1.5 ms.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the controller execute hardware redundancy synchronization?\u003c\/p\u003e\n\u003cp\u003eA: Redundancy utilizes two AC 800F units paired via a secondary Ethernet communication module. This dedicated link maintains continuous memory synchronization between the active and standby units, guaranteeing bumpless takeover within milliseconds during a primary controller fault.\u003c\/p\u003e\n\u003cp\u003eQ: How is the volatile RAM contents preserved during a main 24 VDC power disruption?\u003c\/p\u003e\n\u003cp\u003eA: An internal lithium backup battery powers the 4 MB static read\/write memory array when incoming 24 VDC power drops, retaining application logic and dynamic parameter tables.\u003c\/p\u003e\n\u003cp\u003eQ: What expansion module interfaces are supported by the PM802F basic chassis?\u003c\/p\u003e\n\u003cp\u003eA: The chassis features 6 module slots designed for fieldbus interface cards (such as PROFIBUS-DP, Modbus TCP, CAN, and FOUNDATION Fieldbus H1 via link devices) along with 1 dedicated power module slot.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eMount the base unit vertically inside a grounded metal control enclosure to maintain optimal convective airflow and achieve IP20 ingress protection. Connect the chassis ground screw directly to the main cabinet protective earth (PE) bus bar using a short, heavy-gauge copper grounding strap.\u003c\/p\u003e\n\u003cp\u003eEnsure the incoming 24 VDC power feed delivers regulated voltage within the +\/-10% tolerance window (21.6 to 26.4 VDC). When configuring controller redundancy, connect the primary and secondary Ethernet synchronization links using industrial shielded twisted-pair cables, routing them away from high-voltage AC power lines to prevent electromagnetic noise coupling into the synchronization channel.\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":52964281712952,"sku":"PM802F 3BDH000002R1","price":188.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/1616\/3896\/files\/599..jpg?v=1789524004","url":"https:\/\/www.automodulexpert.com\/products\/3bdh000002r1-abb-pm802f-ac-800f-freelance-cpu-controller","provider":"AutoModuleXpert Ltd.","version":"1.0","type":"link"}