{"product_id":"abb-pm858k01-central-processing-unit-for-ac-800m-series","title":"ABB PM858K01 Central Processing Unit for AC 800M Series","description":"\u003ch3\u003ePM858K01 ABB AC 800M CPU Processor Board Unit\u003c\/h3\u003e\n\u003cp\u003eEngineered for high-availability industrial automation, the ABB \u003cb\u003ePM858K01\u003c\/b\u003e (Article: 3BSE082895R1) is an advanced CPU processor board designed for the \u003cb\u003eAC 800M controller platform\u003c\/b\u003e. Featuring an MPC866 processor, 16 MB memory, and dual redundant Ethernet communication ports, the \u003cb\u003ePM858K01\u003c\/b\u003e delivers ISA Secure certified reliability and robust performance for demanding process control environments.\u003c\/p\u003e\n\u003ch3\u003eTechnical Architecture \u0026amp; Performance Matrix\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eEngineering Parameter\u003c\/th\u003e\n\u003cth\u003eOperational Specification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eBrand \u0026amp; Model\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eABB, \u003cb\u003ePM858K01\u003c\/b\u003e (PM858K01 CPU)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eProduct Series \u0026amp; Type\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003ca href=\"https:\/\/www.plcsparehub.com\/collections\/ac-800m\"\u003e\u003cb\u003eAC 800M controller platform\u003c\/b\u003e\u003c\/a\u003e CPU Board Unit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eProcessor \u0026amp; Clock Speed\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eMPC866 processor running at 33 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eMemory Capacity\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e16 MB total memory; 7.147 MB RAM available for application tasks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eProcessing Performance\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e0.36 ms execution time per 1000 boolean operations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eCommunication Interfaces\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e2 x RJ45 Ethernet ports (CN1, CN2) supporting MMS and IAC; 2 x RS-232C serial ports (COM3, COM4)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003ePower Supply \u0026amp; Dissipation\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e24 V DC (19.2-30 V DC); 5.1 W typical power dissipation (8.6 W max)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003ePhysical Dimensions \u0026amp; Weight\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eWidth 119 mm, Height 186 mm, Depth 135 mm; Weight 1200 g (2.6 lbs) including base plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEnvironmental Hardening \u0026amp; Compliance Standards\u003c\/h3\u003e\n\u003cdiv\u003e\n\u003cb\u003eCorrosion \u0026amp; Chemical Resistance:\u003c\/b\u003e G3 compliant coating according to ISA 71.04 for harsh industrial atmospheres.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eEnclosure \u0026amp; Thermal Ratings:\u003c\/b\u003e IP20 protection class; operating temperature range from +5 to +55 °C.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eHazardous Certifications:\u003c\/b\u003e cULus Class 1, Zone 2, AEx nA IIC T4, ExnA IIC T4Gc X certified for explosive locations.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eMarine \u0026amp; Safety Standards:\u003c\/b\u003e DNV-GL marine certificates approved; compliant with EN 50178, IEC 61131-2, and UL 61010-1.\u003c\/div\u003e\n\u003ch3\u003eDiagnostic Intelligence \u0026amp; System Signalling\u003c\/h3\u003e\n\u003cdiv\u003e\n\u003cb\u003eHardware Identity Label:\u003c\/b\u003e Unique Ethernet hardware address located on the TP830 base plate for precise network tracking.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eEvent Queue Tracking:\u003c\/b\u003e Manages up to 3000 events per OPC client with real-time transmission rates between 36-86 events\/sec.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eStatus Push Button:\u003c\/b\u003e Integrated INIT push button and LED indicators facilitate rapid local hardware reset and status checks.\u003c\/div\u003e\n\u003ch3\u003eTarget Application Environments \u0026amp; Deployment Scenarios\u003c\/h3\u003e\n\u003cdiv\u003e\n\u003cb\u003eLarge-Scale Oil \u0026amp; Gas Refineries:\u003c\/b\u003e Managing redundant distributed control systems across extensive petrochemical cracking units.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003ePower Generation Facilities:\u003c\/b\u003e Coordinating complex turbine automation loops and safety interlock networks via System 800xA.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eContinuous Chemical Plants:\u003c\/b\u003e Executing high-speed multi-task cyclic programs down to 1 ms execution rates.\u003c\/div\u003e\n\u003ch3\u003eGlobal PLC Spare HUB's Insight \u0026amp; Field Experience\u003c\/h3\u003e\n\u003cblockquote\u003e\n\u003cb\u003eGlobal PLC Spare HUB Review:\u003c\/b\u003e When upgrading or maintaining high-availability \u003cb\u003eAC 800M controller platform\u003c\/b\u003e racks, field engineers must verify that firmware versions align with System 800xA 6.0.2 or Compact Control Builder 6.0.0-1 and onwards. Because the \u003cb\u003ePM858K01\u003c\/b\u003e relies on sectioned CEX-Bus configurations (using BC810\/BC820 pairs) and built-in lithium backup batteries, checking power supply current drawers on the CEX bus prevents unexpected redundancy switchover faults.\u003c\/blockquote\u003e\n\u003ch3\u003eLogistics \u0026amp; Fulfillment Terms\u003c\/h3\u003e\n\u003cdiv\u003e\n\u003cb\u003eFulfillment Speed:\u003c\/b\u003e Expedited global shipping within 24-48 hours via trusted international carriers: FedEx, UPS, and DHL.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eWarranty Protection:\u003c\/b\u003e Backed by a comprehensive 12-month commercial warranty covering manufacturing integrity and functional reliability.\u003c\/div\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eQuestion:\u003c\/b\u003e What software compatibility requirements apply to the \u003cb\u003ePM858K01\u003c\/b\u003e controller board?\u003cbr\u003e\u003cb\u003eAnswer:\u003c\/b\u003e The unit requires System 800xA 6.0.2 or Compact Control Builder 6.0.0-1 and onwards for proper configuration and deployment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuestion:\u003c\/b\u003e What is the recommended purchasing and planning strategy for redundant CPU setups?\u003cbr\u003e\u003cb\u003eAnswer:\u003c\/b\u003e Ensure your control architecture includes matched hardware and proper CEX-bus pairing to support a maximum switchover time of 10 ms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuestion:\u003c\/b\u003e What specific communication protocols are natively supported on the Ethernet interfaces?\u003cbr\u003e\u003cb\u003eAnswer:\u003c\/b\u003e It supports MMS (Manufacturing Message Service) and IAC (Inter Application Communication) over 10 Mbit\/s Ethernet channels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuestion:\u003c\/b\u003e How does the controller handle onboard power backup and real-time clock synchronization?\u003cbr\u003e\u003cb\u003eAnswer:\u003c\/b\u003e It features a built-in 3.6V lithium backup battery and achieves 1 ms clock synchronization between controllers via the CNCP protocol.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuestion:\u003c\/b\u003e What physical serial connections are available on the base plate for engineering tools?\u003cbr\u003e\u003cb\u003eAnswer:\u003c\/b\u003e It features two RS-232C ports: COM3 with full modem control signals and COM4, which is opto-isolated specifically for service and configuration tools.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":45463867949238,"sku":"PM858K01","price":203.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/PM858K01-1.jpg?v=1789625788","url":"https:\/\/www.plcsparehub.com\/products\/abb-pm858k01-central-processing-unit-for-ac-800m-series","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}