{"product_id":"pm858ak01-abb-ac-800m-controllers-cpu-processors","title":"PM858AK01 ABB AC 800M Controllers CPU Processors","description":"\u003ch2\u003eABB PM858K01 Processor Unit\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eABB 3BSE082895R1 (PM858K01)\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003ePM858K01\u003c\/strong\u003e Processor Unit, operates as a dedicated hardware component for control execution and communication management within ABB AC 800M controller platforms. It provides MPC866-based processing, memory handling, Modulebus management, and Ethernet control network communication.\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\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\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\u003ePM858K01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eArticle Number\u003c\/td\u003e\n\u003ctd\u003e3BSE082895R1\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\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eProcessor Unit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Platform\u003c\/td\u003e\n\u003ctd\u003eABB AC 800M\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\u003eProcessor Type\u003c\/td\u003e\n\u003ctd\u003eMPC866\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClock Frequency\u003c\/td\u003e\n\u003ctd\u003e33 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory\u003c\/td\u003e\n\u003ctd\u003e16 MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRAM Available for Application\u003c\/td\u003e\n\u003ctd\u003e7.147 MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlash Memory for Storage\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFirmware Storage\u003c\/td\u003e\n\u003ctd\u003e4 MB Flash PROM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1200 g (including base)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e119 mm W x 186 mm H x 135 mm D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to +55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temp\u003c\/td\u003e\n\u003ctd\u003e-40 to +70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e24 VDC (19.2-30 VDC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e210 mA typical \/ 360 mA maximum at +24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Dissipation\u003c\/td\u003e\n\u003ctd\u003e5.1 W typical \/ 8.6 W maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRedundancy\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHigh Integrity\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePerformance\u003c\/td\u003e\n\u003ctd\u003e0.36 ms per 1000 boolean operations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplications per Controller\u003c\/td\u003e\n\u003ctd\u003e32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrograms per Application\u003c\/td\u003e\n\u003ctd\u003e64\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiagrams per Application\u003c\/td\u003e\n\u003ctd\u003e128\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTasks per Controller\u003c\/td\u003e\n\u003ctd\u003e32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCycle Times\u003c\/td\u003e\n\u003ctd\u003e32 selectable cycle times\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum Application Cycle Time\u003c\/td\u003e\n\u003ctd\u003eDown to 1 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEthernet Channels\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEthernet Interface\u003c\/td\u003e\n\u003ctd\u003eIEEE 802.3 Ethernet, 10 Mbit\/s, RJ-45 female\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl Network Protocol\u003c\/td\u003e\n\u003ctd\u003eMMS and IAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended Network Backbone\u003c\/td\u003e\n\u003ctd\u003e100 Mbit\/s switched Ethernet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRS-232C Interfaces\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModulebus Capacity\u003c\/td\u003e\n\u003ctd\u003eMaximum 96 I\/O modules with single PM866 configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCEX Bus Communication Modules\u003c\/td\u003e\n\u003ctd\u003eMaximum 12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCEX Bus Supply Current\u003c\/td\u003e\n\u003ctd\u003eMaximum 2.4 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClock Synchronization\u003c\/td\u003e\n\u003ctd\u003e1 ms between AC 800M controllers by CNCP protocol\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEvent Queue Capacity\u003c\/td\u003e\n\u003ctd\u003eUp to 3000 events per OPC client\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Class\u003c\/td\u003e\n\u003ctd\u003eIP20 according to EN 60529\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eABB AC 800M Industrial Control Communication\u003c\/h3\u003e\n\u003cp\u003eThe PM858K01 uses ABB controller communication architecture to manage application execution, I\/O data exchange, and engineering interfaces. The processor supports Ethernet-based control communication through two RJ-45 interfaces and provides MMS and IAC protocols for controller-level data exchange.\u003c\/p\u003e\n\u003cp\u003eFurthermore, the unit supports Modulebus expansion with electrical and optical I\/O clusters. The Modulebus scan interval operates from 0 to 100 ms depending on the connected I\/O module quantity. This structure allows I\/O density scaling within AC 800M automation configurations.\u003c\/p\u003e\n\u003cp\u003eThe firmware storage uses integrated Flash PROM technology, while application data remains stored in controller memory. Additionally, the built-in lithium backup battery maintains clock functions during power interruptions.\u003c\/p\u003e\n\u003ch3\u003eBackplane Bus Communication and Firmware Flash Compatibility\u003c\/h3\u003e\n\u003cp\u003eThe ABB PM858K01 manages internal controller communication through the AC 800M hardware architecture. Its CEX bus interface supports communication modules, while Modulebus connections provide access to distributed I\/O components.\u003c\/p\u003e\n\u003cp\u003eThe controller maintains firmware compatibility through onboard Flash PROM storage. Therefore, engineering tools can manage application execution parameters, controller configurations, and firmware-related functions within the supported AC 800M environment.\u003c\/p\u003e\n\u003cp\u003eThe processor provides deterministic execution performance with a 0.36 ms processing time for 1000 boolean operations. Consequently, applications can execute cyclic control tasks with configurable timing intervals down to 1 ms.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the PM858K01 support redundant controller operation?\u003cbr\u003eA: No. The PM858K01 is specified as a non-redundant processor unit. Redundant controller configurations require compatible redundant processor models.\u003c\/p\u003e\n\u003cp\u003eQ: What communication interfaces are integrated into the PM858K01?\u003cbr\u003eA: The unit includes two Ethernet channels and two RS-232C interfaces. One RS-232C port supports general communication, while the other supports service tool connection.\u003c\/p\u003e\n\u003cp\u003eQ: How many I\/O modules can the PM858K01 handle through Modulebus?\u003cbr\u003eA: A single PM858K01 controller configuration supports up to 96 I\/O modules through Modulebus, depending on the installed I\/O architecture.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the PM858K01 on the designated AC 800M controller mounting base according to ABB hardware installation procedures.\u003c\/p\u003e\n\u003cp\u003eEnsure that the 24 VDC power supply remains within the specified operating range before energizing the controller. Verify correct polarity and protective grounding connections during wiring.\u003c\/p\u003e\n\u003cp\u003eRoute Ethernet and RS-232C communication cables separately from high-voltage power conductors to reduce electromagnetic interference. Use appropriate shield termination methods for communication cables according to site electrical standards.\u003c\/p\u003e\n\u003cp\u003eBefore commissioning, confirm firmware compatibility, controller configuration parameters, Modulebus connections, and I\/O addressing through the approved ABB engineering tools.\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":44654751383640,"sku":"PM858AK01","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/PM858AK01-3.jpg?v=1787644441","url":"https:\/\/www.industriaxplc.com\/products\/pm858ak01-abb-ac-800m-controllers-cpu-processors","provider":"IndustriaX Limited","version":"1.0","type":"link"}