{"product_id":"pm863k02-abb-ac-800m-high-integrity-controller-redundant-cpu","title":"PM863K02 ABB AC 800M High Integrity Controller Redundant CPU","description":"\n\u003ch2\u003eABB PM863K02 | AC 800M High Integrity Controller\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eABB PM863K02\u003c\/strong\u003e, article number \u003cstrong\u003e3BSE088382R1\u003c\/strong\u003e, belongs to the AC 800M controller platform. It combines application processing, Ethernet-based control network communication, serial service interfaces, and Modulebus connectivity for industrial process automation.\u003c\/p\u003e\n\n\u003cp\u003eThe controller uses an MPC866 processor with a 96 MHz clock frequency and 32 MB of memory. It supports redundant controller configurations and can form part of an AC 800M High Integrity solution when the required safety hardware, certified software, and approved configuration are in place.\u003c\/p\u003e\n\n\u003cp\u003eFor maintenance teams, the key selection points are the complete controller kit identity, CPU redundancy arrangement, S800 I\/O topology, CEX-Bus loading, and the safety configuration requirements. These details should be checked before a replacement or system expansion.\u003c\/p\u003e\n\n\u003ch2\u003eController Architecture: From Processing to Field I\/O\u003c\/h2\u003e\n\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eArchitecture layer\u003c\/th\u003e\n      \u003cth\u003ePM863K02 function\u003c\/th\u003e\n      \u003cth\u003eEngineering consideration\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eApplication processing\u003c\/td\u003e\n      \u003ctd\u003eMPC866 processor, 96 MHz clock, 32 MB memory\u003c\/td\u003e\n      \u003ctd\u003eCheck application memory usage and execution requirements before migration.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eControl network\u003c\/td\u003e\n      \u003ctd\u003eTwo built-in RJ45 Ethernet ports, CN1 and CN2\u003c\/td\u003e\n      \u003ctd\u003eVerify network topology, addressing, switch configuration, and redundancy design.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eService and configuration\u003c\/td\u003e\n      \u003ctd\u003eCOM3 and COM4 serial interfaces\u003c\/td\u003e\n      \u003ctd\u003eUse the correct port, baud rate, cable, and configuration-tool settings.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCEX-Bus\u003c\/td\u003e\n      \u003ctd\u003eSupports up to 12 communication modules\u003c\/td\u003e\n      \u003ctd\u003eKeep the total CEX-Bus supply current within the 2.4 A maximum.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eModulebus and S800 I\/O\u003c\/td\u003e\n      \u003ctd\u003eConnects the controller to supported I\/O clusters and modules\u003c\/td\u003e\n      \u003ctd\u003eCapacity depends on whether the CPU operates in a single or redundant configuration.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eHigh-integrity control\u003c\/td\u003e\n      \u003ctd\u003eSupports designated AC 800M High Integrity configurations\u003c\/td\u003e\n      \u003ctd\u003eRequires the appropriate SM81x module, certified software, and Safety Manual configuration.\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePerformance and Capacity Profile\u003c\/h2\u003e\n\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eSpecification\u003c\/th\u003e\n      \u003cth\u003eValue\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eManufacturer\u003c\/td\u003e\n      \u003ctd\u003eABB\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eProduct family\u003c\/td\u003e\n      \u003ctd\u003eAC 800M\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eModel\u003c\/td\u003e\n      \u003ctd\u003e\u003cstrong\u003ePM863K02\u003c\/strong\u003e\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eArticle number\u003c\/td\u003e\n      \u003ctd\u003e3BSE088382R1\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\u003e96 MHz\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003ePerformance reference\u003c\/td\u003e\n      \u003ctd\u003e1,000 Boolean operations in 0.17 ms\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMemory\u003c\/td\u003e\n      \u003ctd\u003e32 MB\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eRAM available for applications\u003c\/td\u003e\n      \u003ctd\u003e22.184 MB\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eFirmware storage\u003c\/td\u003e\n      \u003ctd\u003e18 MB Flash PROM\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eFlash memory for application storage\u003c\/td\u003e\n      \u003ctd\u003eListed as unavailable in the supplied specifications\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMaximum applications per controller\u003c\/td\u003e\n      \u003ctd\u003e32\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMaximum programs per application\u003c\/td\u003e\n      \u003ctd\u003e64\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMaximum diagrams per application\u003c\/td\u003e\n      \u003ctd\u003e128\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMaximum tasks per controller\u003c\/td\u003e\n      \u003ctd\u003e32\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eDifferent cycle times\u003c\/td\u003e\n      \u003ctd\u003e32\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eApplication program cycle time\u003c\/td\u003e\n      \u003ctd\u003e10 ms, as listed in the supplied specifications\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eRedundancy\u003c\/td\u003e\n      \u003ctd\u003eSupported\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMaximum switchover time in redundant configuration\u003c\/td\u003e\n      \u003ctd\u003e10 ms\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp\u003e\u003cstrong\u003ePerformance interpretation:\u003c\/strong\u003e The 0.17 ms Boolean-operation figure is a stated benchmark, not a guarantee that every application executes within that interval. Actual scan and response times depend on program structure, task scheduling, communication load, and the configured I\/O system.\u003c\/p\u003e\n\n\u003ch2\u003ePower and Electrical Requirements\u003c\/h2\u003e\n\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003ePower parameter\u003c\/th\u003e\n      \u003cth\u003eSpecification\u003c\/th\u003e\n      \u003cth\u003eCommissioning check\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eSupply voltage\u003c\/td\u003e\n      \u003ctd\u003e24 VDC, operating range 19.2–30 VDC\u003c\/td\u003e\n      \u003ctd\u003eMeasure supply voltage at the controller terminals under operating load.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eTypical supply current\u003c\/td\u003e\n      \u003ctd\u003e210 mA at +24 VDC\u003c\/td\u003e\n      \u003ctd\u003eUse the typical figure for reference, not for maximum power budgeting.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMaximum supply current\u003c\/td\u003e\n      \u003ctd\u003e360 mA at +24 VDC\u003c\/td\u003e\n      \u003ctd\u003eAllow for the stated maximum when sizing the controller supply circuit.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eTypical power dissipation\u003c\/td\u003e\n      \u003ctd\u003e5.1 W\u003c\/td\u003e\n      \u003ctd\u003eConsider cabinet heat load and ventilation.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMaximum power dissipation\u003c\/td\u003e\n      \u003ctd\u003e8.6 W\u003c\/td\u003e\n      \u003ctd\u003eUse the maximum value when assessing thermal margin.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eRedundant power supply status input\u003c\/td\u003e\n      \u003ctd\u003eSupported\u003c\/td\u003e\n      \u003ctd\u003eVerify status wiring and alarm handling in the installed design.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eBackup battery\u003c\/td\u003e\n      \u003ctd\u003eLithium, 3.6 V\u003c\/td\u003e\n      \u003ctd\u003eFollow the applicable ABB service procedure for battery inspection and replacement.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eRated isolation voltage\u003c\/td\u003e\n      \u003ctd\u003e500 V AC\u003c\/td\u003e\n      \u003ctd\u003eObserve the manufacturer’s electrical installation instructions.\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCommunication Interfaces and Network Design\u003c\/h2\u003e\n\n\u003ch3\u003eEthernet: CN1 and CN2\u003c\/h3\u003e\n\n\u003cp\u003eThe controller base plate provides two RJ45 Ethernet ports for Control Network connections. The listed interface supports IEEE 802.3 Ethernet at 10 Mbit\/s, while the recommended Control Network backbone is 100 Mbit\/s switched Ethernet.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProtocols:\u003c\/strong\u003e MMS (Manufacturing Message Service) and IAC (Inter-Application Communication).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClock synchronization:\u003c\/strong\u003e 1 ms between AC 800M controllers using the CNCP protocol.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReal-time clock stability:\u003c\/strong\u003e 100 ppm, approximately one hour per year as listed.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEvent queue:\u003c\/strong\u003e Up to 3,000 events per OPC client in the controller.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReported OPC communication performance:\u003c\/strong\u003e 36–86 events per second and 113–143 data messages per second, depending on operating conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eTwo Ethernet connectors do not, by themselves, establish a complete redundant network. Confirm port roles, controller configuration, network switching, and the intended redundancy topology against the project documentation.\u003c\/p\u003e\n\n\u003ch3\u003eSerial Service Interfaces: COM3 and COM4\u003c\/h3\u003e\n\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003ePort\u003c\/th\u003e\n      \u003cth\u003eInterface characteristics\u003c\/th\u003e\n      \u003cth\u003eTypical use\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCOM3\u003c\/td\u003e\n      \u003ctd\u003eRS-232C, 75–19,200 baud, RJ45, not optically isolated, full RTS\/CTS support\u003c\/td\u003e\n      \u003ctd\u003eGeneral serial communication where supported by the system configuration.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCOM4\u003c\/td\u003e\n      \u003ctd\u003eRS-232C, 9,600 baud, RJ45, optically isolated, no RTS\/CTS support\u003c\/td\u003e\n      \u003ctd\u003eConnection to a configuration or service tool.\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp\u003eThe supplied specifications identify these serial interfaces as applicable to non-redundant configurations. Verify interface availability and behavior for the actual controller arrangement before planning a service connection.\u003c\/p\u003e\n\n\u003ch2\u003eRedundancy and S800 I\/O Capacity\u003c\/h2\u003e\n\n\u003cp\u003eThe AC 800M platform supports CPU redundancy to improve availability. A redundant arrangement can include the CPU, CEX-Bus, communication interfaces, and S800 I\/O, subject to the supported system design.\u003c\/p\u003e\n\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eCapacity item\u003c\/th\u003e\n      \u003cth\u003eSingle CPU configuration\u003c\/th\u003e\n      \u003cth\u003eRedundant CPU configuration\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eModulebus I\/O clusters\u003c\/td\u003e\n      \u003ctd\u003e1 electrical and up to 7 optical\u003c\/td\u003e\n      \u003ctd\u003e0 electrical and up to 7 optical\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMaximum Modulebus I\/O modules\u003c\/td\u003e\n      \u003ctd\u003e96\u003c\/td\u003e\n      \u003ctd\u003e84\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMaximum CEX-Bus communication modules\u003c\/td\u003e\n      \u003ctd\u003eUp to 12\u003c\/td\u003e\n      \u003ctd\u003eConfirm total configuration limits for the selected redundant design.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMaximum CEX-Bus supply current\u003c\/td\u003e\n      \u003ctd\u003e2.4 A\u003c\/td\u003e\n      \u003ctd\u003e2.4 A maximum stated for the controller specification; validate the complete configuration.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eElectrical Modulebus supply current\u003c\/td\u003e\n      \u003ctd\u003e24 V: max. 1.0 A; 5 V: max. 1.5 A\u003c\/td\u003e\n      \u003ctd\u003eElectrical Modulebus availability differs in the stated redundant arrangement.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eModulebus scan interval\u003c\/td\u003e\n      \u003ctd\u003e0–100 ms\u003c\/td\u003e\n      \u003ctd\u003eActual timing depends on the number of connected I\/O modules and system configuration.\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp\u003e\u003cstrong\u003eSelection guidance:\u003c\/strong\u003e Do not assume that a redundant controller can support the same Modulebus I\/O count as a single-CPU installation. Confirm the optical and electrical cluster requirements before changing the controller architecture.\u003c\/p\u003e\n\n\u003ch2\u003eHigh Integrity: Safety Configuration Requirements\u003c\/h2\u003e\n\n\u003cp\u003eThe AC 800M High Integrity solution combines the appropriate controller hardware, an SM81x safety module, and SIL-certified software. The supplied information identifies PM863 with SM812 as one of the supported combinations for a configuration certified up to SIL 3.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSafety hardware:\u003c\/strong\u003e Verify the required SM812 module and its compatibility with the controller configuration.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCertified software:\u003c\/strong\u003e Use the software version and safety configuration approved for the intended application.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSafety lifecycle:\u003c\/strong\u003e Follow the applicable Safety Manual, including configuration, validation, testing, and change-control requirements.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSystem certification:\u003c\/strong\u003e Do not interpret a controller model or the presence of a safety module alone as proof that a complete application achieves SIL 2 or SIL 3.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eControl Builder:\u003c\/strong\u003e The supplied information identifies 800xA Control Builder as a supported configuration environment; confirm the specific software release and project compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eHigh-integrity functions must be implemented and validated as part of the complete safety-related system. Non-critical control logic cannot be treated as safety-certified simply because it runs on an AC 800M controller.\u003c\/p\u003e\n\n\u003ch2\u003eIndustrial Applications and Suitable Equipment\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDistributed process control:\u003c\/strong\u003e Controller applications coordinating multiple process units, control tasks, and field I\/O.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOil and gas facilities:\u003c\/strong\u003e Suitable AC 800M architectures for process monitoring, utility control, and approved safety-related functions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChemical and petrochemical plants:\u003c\/strong\u003e Process sequencing, interlocks, and control tasks when implemented within the appropriate certified architecture.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower and utility systems:\u003c\/strong\u003e Auxiliary process control and distributed I\/O management in compatible installations.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eS800 I\/O installations:\u003c\/strong\u003e Systems requiring Modulebus-connected I\/O, with cluster layout and module capacity verified for single or redundant operation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-availability control systems:\u003c\/strong\u003e Applications where controller redundancy and planned switchover behavior are part of the approved system design.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eApplication suitability depends on the installed hardware, firmware and software versions, I\/O configuration, communication topology, and required safety integrity. These examples do not establish universal compatibility with every ABB system or field device.\u003c\/p\u003e\n\n\u003ch2\u003eEnvironmental Limits and Mechanical Data\u003c\/h2\u003e\n\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\u003eOperating temperature\u003c\/td\u003e\n      \u003ctd\u003e+5°C to +55°C\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eStorage temperature\u003c\/td\u003e\n      \u003ctd\u003e-40°C to +70°C\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eTemperature change\u003c\/td\u003e\n      \u003ctd\u003e3°C per minute according to IEC\/EN 61131-2\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eRelative humidity\u003c\/td\u003e\n      \u003ctd\u003e5–95%, non-condensing\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003ePollution degree\u003c\/td\u003e\n      \u003ctd\u003eDegree 2 according to IEC\/EN 61131-2\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCorrosion protection\u003c\/td\u003e\n      \u003ctd\u003eG3 compliant with ISA 71.04, as supplied\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eVibration\u003c\/td\u003e\n      \u003ctd\u003e10–50 Hz: 0.0375 mm amplitude; 50–150 Hz: 0.5 g; 5–500 Hz: 0.2 g, as listed\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eProtection class\u003c\/td\u003e\n      \u003ctd\u003eIP20 according to EN 60529 \/ IEC 529\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMaximum altitude\u003c\/td\u003e\n      \u003ctd\u003e2,000 m according to IEC\/EN 61131-2\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eEmitted noise\u003c\/td\u003e\n      \u003ctd\u003eLess than 55 dB(A)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eDimensions (W × H × D)\u003c\/td\u003e\n      \u003ctd\u003e119 × 186 × 135 mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eWeight including base\u003c\/td\u003e\n      \u003ctd\u003e2,700 g for the K02 configuration, as listed\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCertification and Compliance References\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003eISA Secure certified, as listed in the supplied product information.\u003c\/li\u003e\n  \u003cli\u003eTÜV approval listed for the relevant AC 800M High Integrity configuration.\u003c\/li\u003e\n  \u003cli\u003eEMC standards: EN 61000-6-4 and EN 61000-6-2.\u003c\/li\u003e\n  \u003cli\u003eElectrical safety references: EN 50178, IEC 61131-2, UL 61010-1, and UL 61010-2-201.\u003c\/li\u003e\n  \u003cli\u003eHazardous-location marking listed: cULus Class I, Zone 2, AEx nA IIC T4, Ex nA IIC T4 Gc X.\u003c\/li\u003e\n  \u003cli\u003eRoHS reference: EN 50581:2012.\u003c\/li\u003e\n  \u003cli\u003eWEEE reference: Directive 2012\/19\/EU.\u003c\/li\u003e\n  \u003cli\u003eMarine approvals listed: ABS, BV, DNV-GL, LR, and Lloyd; the source identifies Lloyd as pending.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eVerify the current certificate, exact hardware combination, and approval status before using these references for a regulated project. Certification may apply to a configured system or particular hardware combination rather than to the controller board alone.\u003c\/p\u003e\n\n\u003ch2\u003eEngineering Diagnostic Matrix\u003c\/h2\u003e\n\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eSymptom\u003c\/th\u003e\n      \u003cth\u003ePotential cause\u003c\/th\u003e\n      \u003cth\u003eDiagnostic approach\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eController does not start or remains unavailable\u003c\/td\u003e\n      \u003ctd\u003eSupply voltage outside limits, hardware seating issue, startup configuration problem, or controller fault.\u003c\/td\u003e\n      \u003ctd\u003eMeasure the 24 VDC supply at the unit, review controller status indications, and follow the approved startup diagnostic procedure.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eControl Network communication is interrupted\u003c\/td\u003e\n      \u003ctd\u003eEthernet cabling, switch configuration, network addressing, or topology mismatch.\u003c\/td\u003e\n      \u003ctd\u003eCheck CN1\/CN2 connections, switch link status, addressing, and the configured MMS\/IAC communication path.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eSerial configuration tool cannot connect\u003c\/td\u003e\n      \u003ctd\u003eWrong COM port, incorrect baud rate, unsupported handshaking, or unsuitable cable.\u003c\/td\u003e\n      \u003ctd\u003eConfirm COM3 versus COM4, the specified baud rate, RTS\/CTS requirements, and the approved service cable.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eS800 I\/O modules are missing or intermittently unavailable\u003c\/td\u003e\n      \u003ctd\u003eModulebus connection, cluster topology, power distribution, or configuration mismatch.\u003c\/td\u003e\n      \u003ctd\u003eReview the configured I\/O tree, cluster type, electrical and optical connections, and supply-current limits.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eRedundant CPU switchover does not meet expectations\u003c\/td\u003e\n      \u003ctd\u003eRedundancy configuration issue, communication path problem, or mismatch between the installed hardware and project design.\u003c\/td\u003e\n      \u003ctd\u003eCheck the redundancy configuration, controller status records, network paths, and documented switchover acceptance criteria.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eSafety application cannot be validated\u003c\/td\u003e\n      \u003ctd\u003eMissing or incompatible safety module, incorrect certified software, or incomplete safety configuration.\u003c\/td\u003e\n      \u003ctd\u003eVerify the approved PM863\/SM812 combination, software version, Safety Manual requirements, and validation records.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eController reports timing or performance issues\u003c\/td\u003e\n      \u003ctd\u003eTask scheduling, application complexity, communication load, or excessive I\/O scan requirements.\u003c\/td\u003e\n      \u003ctd\u003eReview task cycle settings, application load, I\/O scan behavior, and communication statistics before changing cycle times.\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp\u003e\u003cstrong\u003eField practice:\u003c\/strong\u003e Before replacing a controller, capture the active alarms, firmware and software versions, controller configuration, I\/O mapping, and redundancy status. These records help distinguish hardware failure from configuration, network, or field-I\/O issues.\u003c\/p\u003e\n\n\u003ch2\u003eGlobal PLC Spare HUB's Insight\u003c\/h2\u003e\n\n\u003cp\u003eThe PM863K02 should be selected as part of a defined AC 800M architecture rather than as an isolated CPU replacement. Redundancy changes the available Modulebus topology and maximum I\/O count, while CEX-Bus loading places a separate constraint on communication-module expansion.\u003c\/p\u003e\n\n\u003cp\u003eWhen troubleshooting a controller that has lost communication or field-I\/O access, engineers should first separate the fault into power, controller processing, network communication, and I\/O connectivity. For safety-related applications, configuration and validation records are equally important: a successful CPU startup does not establish that the safety function has passed its required tests.\u003c\/p\u003e\n\n\u003ch2\u003eGlobal PLC Spare HUB Review\u003c\/h2\u003e\n\n\u003cp\u003eThe ABB PM863K02 offers a combination of application processing, dual Ethernet connectivity, serial service access, and support for single or redundant AC 800M architectures. Its stated memory capacity, task limits, and Modulebus support make it relevant to maintenance and expansion projects using compatible controller configurations.\u003c\/p\u003e\n\n\u003cp\u003eThe main purchasing consideration is configuration accuracy. Buyers should confirm the article number, kit contents, required safety module, software compatibility, and existing I\/O topology before ordering. For redundant systems, verify the permitted I\/O layout and communication-module loading instead of assuming the single-CPU capacity remains unchanged.\u003c\/p\u003e\n\n\u003ch2\u003ePackage Contents and Ordering Checks\u003c\/h2\u003e\n\n\u003cp\u003eThe supplied package information lists the following items. Confirm the final kit configuration and exact part numbers with the seller before placing an order.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e2 × PM863K01 Safety Processor unit, as listed in the supplied package information.\u003c\/li\u003e\n  \u003cli\u003e1 × TK850 CEX-Bus expansion cable.\u003c\/li\u003e\n  \u003cli\u003e1 × TK851 RCU-Link cable.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant part-number check:\u003c\/strong\u003e The product is identified as PM863K02 \/ 3BSE088382R1, but the package list names two PM863K01 units. Confirm whether the package description is correct for the actual item being sold. Do not assume PM863K01 and PM863K02 are interchangeable based on naming alone.\u003c\/p\u003e\n\n\u003ch2\u003eWarranty, Shipping, and Enquiries\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct:\u003c\/strong\u003e ABB PM863K02 AC 800M controller.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 12-month warranty, subject to the seller's applicable warranty terms and conditions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShipping methods:\u003c\/strong\u003e FedEx, UPS, or DHL, subject to destination, carrier availability, and shipment requirements.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTechnical enquiry:\u003c\/strong\u003e Provide the controller article number, current system configuration, redundancy requirement, and required package contents for a more accurate compatibility review.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eContact Global PLC Spare HUB for pricing and assistance reviewing your AC 800M controller requirements.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003ch3\u003eFAQ 1: What should I compare when selecting a controller for an existing AC 800M project?\u003c\/h3\u003e\n\u003cp\u003eCompare the complete article number, controller configuration, firmware and software requirements, I\/O topology, and any associated safety hardware. Also review the existing project backup and hardware inventory. Matching the processor family alone does not confirm that the replacement will load or run the existing application without further engineering work.\u003c\/p\u003e\n\n\u003ch3\u003eFAQ 2: How can I estimate whether the available application memory is sufficient?\u003c\/h3\u003e\n\u003cp\u003eUse the actual project diagnostics and memory report rather than the nominal 32 MB figure alone. The supplied data lists 22.184 MB of RAM available for applications. Check current usage, growth from planned logic changes, and the memory demands of communication and application components before approving an expansion.\u003c\/p\u003e\n\n\u003ch3\u003eFAQ 3: What information helps diagnose slow control response after adding I\/O modules?\u003c\/h3\u003e\n\u003cp\u003eRecord the I\/O count, Modulebus topology, scan interval, application task cycles, and communication load before and after the change. The listed Modulebus scan range is 0–100 ms, with actual timing depending on the number of I\/O modules. Compare these values with the process response requirement rather than changing cycle times without measurement.\u003c\/p\u003e\n\n\u003ch3\u003eFAQ 4: Should I order the controller, safety module, and cables as one package?\u003c\/h3\u003e\n\u003cp\u003eThat depends on the installed configuration and the supplier's confirmed kit contents. For a standard controller replacement, first identify which accessories are already installed and reusable. For a High Integrity application, verify the required safety module and certified software separately. Always reconcile the quoted bill of materials with the exact model and article number.\u003c\/p\u003e\n\n\u003ch3\u003eFAQ 5: What evidence should be available before returning a repaired or replacement controller to service?\u003c\/h3\u003e\n\u003cp\u003ePrepare the approved configuration backup, controller status records, communication checks, I\/O verification results, and documented functional tests. For safety-related applications, complete the required safety validation and proof-test activities under the applicable procedures. Do not treat normal communication or a successful startup as sufficient evidence that all control and safety functions operate correctly.\u003c\/p\u003e\n","brand":"ABB","offers":[{"title":"Default Title","offer_id":67718031737014,"sku":"PM863K02","price":115.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/PM857K02.jpg?v=1792653917","url":"https:\/\/www.plcsparehub.com\/products\/pm863k02-abb-ac-800m-high-integrity-controller-redundant-cpu","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}