{"product_id":"abb-pm891k01-3bse053241r1-processor-unit-for-ac-800m","title":"ABB PM891K01 3BSE053241R1 Processor Unit for AC 800M","description":"\u003ch2\u003e\u003cstrong\u003eABB PM891K01 Processor Unit\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003ePM891K01\u003c\/strong\u003e (ABB part number \u003cstrong\u003e3BSE053241R1\u003c\/strong\u003e) is a high-performance processor unit for the AC 800M controller family. This CPU module delivers powerful computing for complex industrial automation and process control applications.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \u0026amp; Model:\u003c\/strong\u003e ABB \u003cstrong\u003ePM891K01\u003c\/strong\u003e (\u003cstrong\u003e3BSE053241R1\u003c\/strong\u003e)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Processor Unit (CPU) for AC 800M Controller\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProcessor:\u003c\/strong\u003e MPC8270 running at \u003cspan style=\"color: #e74c3c;\"\u003e450 MHz\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMemory:\u003c\/strong\u003e 256 MB RAM (208.985 MB available for application)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance:\u003c\/strong\u003e Executes 1000 Boolean operations in \u003cspan style=\"color: #2ecc71;\"\u003e0.043 ms\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e 24 V DC (19.2-30 V DC range)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSoftware Compatibility:\u003c\/strong\u003e For use with ABB \u003cspan style=\"color: #2ecc71;\"\u003e800xA system version 6.0.2 and later\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eProcessing \u0026amp; System Architecture\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eClock Frequency:\u003c\/strong\u003e 450 MHz for fast control execution\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication Capacity:\u003c\/strong\u003e Supports up to 32 applications per controller\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTask Management:\u003c\/strong\u003e 32 tasks with 32 different cycle times\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProgram Structure:\u003c\/strong\u003e 64 programs per application, 128 diagrams per application\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Cycle Time:\u003c\/strong\u003e Down to 1 ms for high-speed control loops\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFirmware Storage:\u003c\/strong\u003e 16 MB Flash PROM\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eCommunication \u0026amp; Networking\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEthernet Channels:\u003c\/strong\u003e 2 integrated 10\/100 Mbit\/s ports\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl Network:\u003c\/strong\u003e MMS and IAC protocols over recommended 100 Mbit\/s switched Ethernet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eService Port:\u003c\/strong\u003e 1 x RS-232C interface (COM4) at 9600 baud for service tools\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCEX Bus:\u003c\/strong\u003e Supports up to 12 communication modules\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEvent Handling:\u003c\/strong\u003e Queue for up to 3000 OPC events\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eI\/O \u0026amp; Expansion Capacity\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModulebus I\/O Clusters:\u003c\/strong\u003e 0 electrical + 7 optical clusters (non-redundant)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax I\/O Modules:\u003c\/strong\u003e Up to 84 modules on Modulebus\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModulebus Scan Rate:\u003c\/strong\u003e Configurable from 0 to 100 ms\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCEX Bus Current:\u003c\/strong\u003e Maximum 2.4 A supply\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModulebus Current:\u003c\/strong\u003e 24V: max 1.0 A, 5V: max 1.5 A\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003ePower \u0026amp; Electrical Characteristics\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Consumption:\u003c\/strong\u003e 660 mA typical \/ 750 mA maximum at 24V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Dissipation:\u003c\/strong\u003e 15.8 W typical (18 W max)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRedundant Power Input:\u003c\/strong\u003e Yes, with status monitoring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBackup Battery:\u003c\/strong\u003e No internal battery; uses super capacitor for memory retention\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClock Synchronization:\u003c\/strong\u003e 1 ms accuracy between controllers via CNCP\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003ePhysical \u0026amp; Environmental Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (HxWxD):\u003c\/strong\u003e 186 x 174 x 94 mm (7.32\" x 6.85\" x 3.70\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.6 kg (3.5 lbs) including base\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e 0 to +55 °C (+32 to +131 °F)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage Temperature:\u003c\/strong\u003e -40 to +70 °C (-40 to +158 °F)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHumidity:\u003c\/strong\u003e 5 to 95% non-condensing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Rating:\u003c\/strong\u003e IP20 according to EN 60529\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAltitude:\u003c\/strong\u003e Up to 2000 m (6562 ft)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrosion Protection:\u003c\/strong\u003e G3 compliant to ISA 71.04\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eCertifications \u0026amp; Compliance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety Standards:\u003c\/strong\u003e EN 50178, IEC 61131-2, UL 61010-1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHazardous Location:\u003c\/strong\u003e UL\/cULus Class 1, Zone 2, AEx nA IIC T4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMarine Certificates:\u003c\/strong\u003e ABS, BV, DNV-GL, LR\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEMC:\u003c\/strong\u003e EN 61000-6-4 (Emission), EN 61000-6-2 (Immunity)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoHS \u0026amp; WEEE:\u003c\/strong\u003e Compliant with EN 50581:2012 and EU Directive 2012\/19\/EU\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCE Mark:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003ePackage Contents\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePM891 CPU Module\u003c\/li\u003e\n\u003cli\u003eTB850, CEX-bus terminator\u003c\/li\u003e\n\u003cli\u003eTB853, RCU Control Link Terminator\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003ePlease note: No software license is included in the hardware package.\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003ePackaging \u0026amp; Shipping\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThe \u003cstrong\u003ePM891K01\u003c\/strong\u003e processor unit ships as a complete package.\u003c\/li\u003e\n\u003cli\u003eAll listed components are included in the box.\u003c\/li\u003e\n\u003cli\u003eSecure industrial packaging ensures safe transit.\u003c\/li\u003e\n\u003cli\u003eWorldwide express shipping via \u003cstrong\u003eFedEx, UPS, and DHL\u003c\/strong\u003e available.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions (FAQ)\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat system is this compatible with?\u003c\/strong\u003e It is designed for the ABB AC 800M controller platform and requires \u003cspan style=\"color: #2ecc71;\"\u003e800xA system software version 6.0.2 or newer\u003c\/span\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat is the performance rating?\u003c\/strong\u003e It has a high performance of 0.043 ms per 1000 Boolean operations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoes it support redundancy?\u003c\/strong\u003e No, this specific unit (PM891K01) is a non-redundant CPU module.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHow many Ethernet ports does it have?\u003c\/strong\u003e It has two 10\/100 Mbit\/s Ethernet ports for control and engineering networks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIs a license included?\u003c\/strong\u003e No, the hardware package does not include a software license. A separate license for 800xA is required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat is the main memory?\u003c\/strong\u003e It features 256 MB of RAM, with approximately 209 MB available for user applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCan it be used in harsh environments?\u003c\/strong\u003e Yes, with its wide temperature range and industrial certifications (Zone 2, marine), it is suitable for demanding applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e© 2026 NexAuto Technology Limited. All rights reserved.\u003c\/p\u003e\n\u003cp\u003eOriginal Source: \u003ca href=\"https:\/\/www.nex-auto.com\/\" target=\"_blank\"\u003ehttps:\/\/www.nex-auto.com\/\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eContact: \u003ca href=\"mailto:sales@nex-auto.com\"\u003esales@nex-auto.com\u003c\/a\u003e | Phone: \u003ca href=\"https:\/\/wa.me\/8615392429628\" target=\"_blank\"\u003e+86 153 9242 9628\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003ePartner AutoNex Controls Limited : \u003ca href=\"https:\/\/www.autonexcontrol.com\/\" target=\"_blank\"\u003ehttps:\/\/www.autonexcontrol.com\/\u003c\/a\u003e\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":47201190707458,"sku":"PM891K01","price":366.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7280\/6146\/files\/PM891K01.jpg?v=1767577074","url":"https:\/\/www.nex-auto.com\/products\/abb-pm891k01-3bse053241r1-processor-unit-for-ac-800m","provider":"NexAuto Technology Limited","version":"1.0","type":"link"}