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      ABB PM866AK01 3BSE076939R1
      ABB PM866AK01 3BSE076939R1

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      Processor unit

      PM866AK01 3BSE076939R1

      Product Information:

      133 MHz processor unit with 64 MB RAM and 51.389 MB available for the application. Supports CPU redundancy with a maximum 10 ms switch-over. Provides 2 Ethernet channels and supports 12 CEX-Bus communication modules.


      Product image is representative; revision or series may vary. Contact us to request a specific version.
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      • One-year warranty
      • Global shipping
      • Exact-model verification
      WhatsApp: +86 180 2077 6792 Email parts team
      01


      Model Verified

      Model, revision and nameplate reviewed
      02


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      You will get an email confirming that we have received your enquiry
      03


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      Your quote

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        • PRODUCT OVERVIEW

          What is this product?

          ABB identifies PM866AK01 3BSE076939R1 as a 133 MHz PM866A processor unit in the AC 800M controller family. It provides 64 MB RAM, including 51.389 MB available for the application, and uses the MPC866 processor architecture documented by ABB. The unit supports 2 Ethernet channels, up to 12 CEX-Bus communication modules and maximum 96 non-redundant or 84 redundant i/o modules. CPU redundancy and a maximum 10 ms switch-over are supported in a correctly engineered pair. Selection must be based on the complete 3BSE076939R1 article number, CPU type, control-software version and installed bus configuration.

          Source boundary

          Technical values are taken from ABB AC 800M controller and processor-unit documentation. Final compatibility is confirmed against article number 3BSE076939R1, the installed controller nameplate and the project hardware configuration.
        • APPLICATIONS

          Where it may be used

          The following contexts apply only after PM866AK01 3BSE076939R1, its software level, bus layout and redundancy design have been verified.

          High-performance process controller

          Execute a verified 64 MB control application with 133 MHz processing.

          Distributed redundancy backbone

          Pair matching PM866A units across an approved BC820 architecture.

          Communication-intensive controller

          Host the documented CEX-Bus interfaces for a complex process node.

          PM866 legacy modernization

          Replace a qualified PM866K01 only after software and hardware migration review.
      Technical specifications for

      PM866AK01 3BSE076939R1

      0 TECHNICAL PARAMETERS
      • Manufacturer:
        ABB
      • Product Category:
        DCS Systems
      • Product type:
        Processor unit
      • CPU module:
        PM866A
      • Clock frequency:
        133 MHz
      • Memory (RAM):
        64 MB
      • RAM available for application:
        51.389 MB
      • Processor type:
        MPC866
      • High Integrity controller:
        No
      • Flash storage for application and data:
        Yes
      • CPU redundancy support:
        Yes
      • Redundant switch-over time:
        Maximum 10 ms
      • Performance, 1000 Boolean operations:
        0.09 ms
      • Power supply:
        24 VDC (19.2 to 30 VDC)
      • Power consumption, typical / maximum:
        210 / 360 mA
      • Typical power dissipation:
        5.1 W
      • Ethernet channels:
        2 channels
      • Communication modules on CEX-Bus:
        12
      • ModuleBus I/O capacity:
        maximum 96 non-redundant or 84 redundant I/O modules
      • Stock:
        27
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      • 03

        Review the quotation

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      • 04

        Confirm the order

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      • 05

        Pay by bank transfer

        Pay the full invoiced amount by bank wire in RMB/CNY, GBP, EUR or USD using the official invoice details.
      • 06

        Verify and dispatch

        The part is inspected, tested and securely packed before dispatch, with tracking provided after release.
      Request a Verified Quote
      BUYER INFORMATION

      Product condition level information

      Commercial details are confirmed in writing before payment.
      • 01

        Factory Sealed

        Unused product with the original factory seal intact; packaging age or storage marks may still be present.

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      • 02

        Original Pack

        Unused product in original manufacturer packaging that was not originally factory sealed.

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      • 03

        Factory New

        New and current product sourced through the manufacturer or authorized supply channel when expressly confirmed in the quotation.

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      Alternative Names

      PM866AK01 3BSE076939R1 PM866AK01 3BSE076939R1 PM866A processor unit

      Information

      Overview Manuals Performance Envelope Design Legacy PM866 Upgrade Path

      Features:

      • 133 MHz PM866A processing with 64 MB RAM and 51.389 MB available for application execution
      • 2 integrated Ethernet channels plus support for 12 CEX-Bus communication modules in the documented controller layout
      • Redundant CPU operation with maximum 10 ms switch-over and maximum 96 non-redundant or 84 redundant i/o modules through the verified ModuleBus arrangement
      ABB identifies PM866AK01 3BSE076939R1 as a 133 MHz PM866A processor unit in the AC 800M controller family. It provides 64 MB RAM, including 51.389 MB available for the application, and uses the MPC866 processor architecture documented by ABB. The unit supports 2 Ethernet channels, up to 12 CEX-Bus communication modules and maximum 96 non-redundant or 84 redundant i/o modules. CPU redundancy and a maximum 10 ms switch-over are supported in a correctly engineered pair. Selection must be based on the complete 3BSE076939R1 article number, CPU type, control-software version and installed bus configuration.

      Technical values are taken from ABB AC 800M controller and processor-unit documentation. Final compatibility is confirmed against article number 3BSE076939R1, the installed controller nameplate and the project hardware configuration.

      The ABB PM866AK01 3BSE076939R1 AC 800M processor unit is supported by Moore Automated for verified industrial replacement and spare-part requirements.
      ABB PM866AK01 3BSE076939R1 AC 800M processor unit manual(Datasheets), Link Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.

      PM866A Performance Envelope

      PM866A combines 133 MHz processing, 64 MB RAM and 51.389 MB available for the application in the documented AC 800M platform.

      Distributed Redundancy Design

      Confirm the redundant CPU pair, BC810 or BC820 arrangement, RCU-Link, CEX-Bus segmentation and compatible control-software version.

      Legacy PM866 Upgrade Path

      ABB identifies PM866AK01 as the active replacement direction for limited PM866K01 hardware; complete engineering checks remain required.

      Technical notes

      PM866AK01 3BSE076939R1 is an ABB AC 800M processor unit built around the PM866A CPU, with a 133 MHz clock, 64 MB RAM and 51.389 MB available for the control application. ABB documents 2 Ethernet channels, 12 supported CEX-Bus communication modules, CPU redundancy with a maximum 10 ms switch-over, a 24 VDC supply and IP20 construction. Replacement engineering must verify article number 3BSE076939R1, firmware and control-system version, the ModuleBus/CEX-Bus layout and every redundant-partner detail before installation.

      PM866AK01 CPU and Kit Verification

      Confirm the complete PM866AK01 3BSE076939R1 identity, article number 3BSE076939R1, PM866A nameplate, CPU or hardware revision, processor-unit kit contents and the installed redundant controller arrangement. If any marking is unclear, provide close photos of the front label, side label and connections.

      PM866A Quote Evidence Set

      For an accurate quotation, provide quantity, the complete PM866AK01 3BSE076939R1 and 3BSE076939R1 identity, nameplate photos, controller software version, CEX-Bus and ModuleBus configuration, redundant partner details, receiving country and required delivery date. Moore Automated will use these records to match the exact processor unit.

      Customs & shipping dimensions / weight

      • Packed shipping dimensions
        Confirmed after final packing
        Approx. 11.9 x 18.6 x 13.5 cm
      • Packed shipping weight
        Confirmed after final packing
        Approx. 1.20 kg
      • HS / customs code
        Indicative HS code 85371091
        Final destination-specific classification requires customs confirmation
      • Country of origin
        Sweden
        Confirmed from ABB product documentation
      • Ships from
        Xiamen, Fujian, China
        Dispatch location confirmed in the written quotation
      • Customs documents
        Confirmed for the destination
        Available document scope stated in the written quotation
      PRODUCT & ORDER FAQS

      Questions buyers ask about PM866AK01 3BSE076939R1

      • What markings distinguish the requested PM866AK01 3BSE076939R1?

        Confirm PM866AK01 3BSE076939R1, ABB article number 3BSE076939R1, the PM866A designation, kit contents and all nameplate markings. If any label is unclear, provide close photos before quotation.

      • What must match before replacing a unit with PM866AK01 3BSE076939R1?

        Compatibility depends on the installed 800xA or Compact Control Builder version, CPU redundancy arrangement, CEX-Bus and ModuleBus layout, memory requirement and the exact 3BSE076939R1 identity.

      • Which controller role is documented for PM866AK01 3BSE076939R1?

        PM866AK01 3BSE076939R1 is the documented 133 MHz, 64 MB processor unit for the stated ABB AC 800M configuration. Its controller role must be confirmed against the project hardware definition.

      • Which pre-installation records are required for PM866AK01 3BSE076939R1?

        Back up the control application and hardware configuration; record firmware, Ethernet settings, serial links, CEX-Bus modules, ModuleBus clusters, power feeds and the redundant partner before removal.

      • How is stock for PM866AK01 3BSE076939R1 checked?

        Yes. Moore Automated checks the requested quantity, complete PM866AK01 3BSE076939R1 / 3BSE076939R1 identity and the required condition before confirming availability in writing.

      • How does the one-year warranty apply to PM866AK01 3BSE076939R1?

        Moore Automated provides a one-year warranty for the offered PM866AK01 3BSE076939R1. The quotation records unit condition, identification, coverage and claim requirements.

      • How is transport planned for PM866AK01 3BSE076939R1?

        Provide quantity, receiving country, postal code and required date. Because the unit contains or is supplied with a lithium backup battery where documented, the packing and carrier method are confirmed before dispatch.

      • Where are the official values for PM866AK01 3BSE076939R1 listed?

        Technical verification uses ABB AC 800M controller data, the official processor-unit listing and article number 3BSE076939R1. Final suitability is checked against the installed unit and system records.
      All FAQ
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          • Documentation available

            Product photos, packaging photos, certificates and datasheets can be provided when available.

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            Condition, warranty, lead time, included items and shipping terms are stated clearly in writing.

          • 20+ years of experience

            Over 20 years of experience in industrial automation and hard-to-source legacy parts.

          • Product Lifecycle Stage

            Active / Available from OEM

            ABB lists PM866AK01 as an Active AC 800M processor unit. Moore Automated supplies verified ABB processor units and controller spares; the PM866A identity, article number, software version, CEX-Bus layout and redundant partner are checked to reduce downtime.

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          Moore Disclaimer: Moore Automated's sales automation equipment and related solutions are intended for industrial automation and business operational efficiency improvement purposes only. Product information, technical parameters, and application cases are for reference only and do not constitute an absolute guarantee of performance for any specific industry, scenario, or final application. Actual equipment performance may vary depending on factors such as the usage environment, system integration method, and maintenance conditions. Users should confirm compatibility and safety based on professional technical assessments. Moore Automated assumes no liability for any direct or indirect losses caused by improper use, modification, or failure to operate according to specifications, to the extent permitted by law.

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