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PM891K01 3BSE053241R1

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ABB PM891K01 3BSE053241R1 is a high-performance single-controller AC 800M processor unit package built around the PM891 CPU.
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Technical specifications for PM891K01 3BSE053241R1

  • Manufacturer:
    ABB
  • Part Number:
    PM891K01 3BSE053241R1
  • Product Family:
    ABB Advant AC800M
  • Product Type:
    Processor Unit
  • Stock:
    1
  • Package Configuration:
    Single-controller K01 kit
  • Controller Version:
    PM891
  • Redundancy:
    No
  • High Integrity:
    No
  • Clock Frequency:
    450 MHz
  • Performance:
    0.043 ms per 1000 Boolean operations
  • Memory:
    256 MB
  • Application RAM:
    208.985 MB
  • Flash Storage:
    Yes
  • Processor:
    MPC8270
  • CPU Redundancy Support:
    Yes
  • Switch-Over Time:
    Maximum 10 ms in supported redundant configuration
  • Power Supply:
    24 V DC (19.2-30 V DC)
  • Current Consumption:
    660 mA typical; 750 mA maximum
  • Typical Power Dissipation:
    15.8 W
  • Ethernet Channels:
    2, 10/100 Mbit/s
  • Serial Channels:
    1 isolated service port
  • CEX-Bus Capacity:
    12 communication modules
  • ModuleBus Capacity:
    Up to 84 I/O modules
  • Built-In Backup Battery:
    No
  • Operating Temperature:
    0 to +55 C
  • Protection Rating:
    IP20
  • Weight:
    1.6 kg
  • Estimated shipping dimensions:
    Product dimensions: 17.4 x 18.6 x 9.4 cm.
  • Tariff Code:
    Please confirm the destination before shipping
  • Country of origin:
    Sweden
  • Place of shipment:
    Xiamen,Fujian,China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

More Information

Overview Manuals Specifications Capacity Review Network Design Migration Review

Features:

  • High application capacity: The PM891 combines the documented 450 MHz processor and 256 MB memory.
  • Integrated controller assembly: Power supply, CPU, and unit termination are combined in one unit.
  • Battery boundary: ABB states that the PM891 has no internal backup battery.
PM891K01 addresses AC 800M projects that require the PM891 processing and memory profile in a single-controller package.
The controller provides two 10/100 Mbit/s Ethernet channels, CEX-Bus expansion, optical ModuleBus support, and an isolated configuration connection.
A migration review should include application load, firmware, software release, network topology, external backup-power strategy, controller terminations, and the installed I/O architecture.
The PM891K01 3BSE053241R1 ABB may be available from Apter Power subject to exact-article, condition and sourcing confirmation.

ABB PM891K01 3BSE053241R1 Processor Unit Manuals, Datasheets, Links

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.

ABB PM891K01 3BSE053241R1 Processor Unit Specs

General

  • ManufacturerABB
  • ModelPM891K01 3BSE053241R1
  • ConditionNew and factory sealed
  • Product FamilyAC 800M Controllers

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.

PM891 application planning

  • Project memory: Check the compiled application and retained-data demand.
  • Execution load: Review task periods, peak CPU load, and communication overhead.
  • I/O scale: Confirm the supported ModuleBus and remote-I/O architecture.
  • Expansion plan: Include CEX-Bus modules and approved future system growth.

PM891 communication checks

  • Control Network: Document both 10/100 Mbit/s Ethernet paths.
  • Service port: Use the isolated configuration connection for the approved tool.
  • CEX segmentation: Review BC810 or BC820 placement in the controller design.
  • Time system: Retain the project clock source and synchronization settings.

PM891 replacement preparation

  • Mechanical layout: Confirm the PM891 monolithic dimensions and cabinet clearance.
  • Battery strategy: Review external backup-power requirements because no internal battery is fitted.
  • Termination hardware: Match TB850 and TB853 to the official K01 package.
  • Application recovery: Verify backups and controlled restore procedures before shutdown.
Description
The ABB PM891K01 3BSE053241R1 is a high-performance single-controller AC 800M processor unit package built around the PM891 CPU.

Official ABB documentation for PM891K01 3BSE053241R1 states: ABB documents 450 MHz processing, 256 MB memory, 208.985 MB application RAM, flash storage, two Ethernet ports, and an isolated service port.

Before ordering PM891K01 3BSE053241R1, confirm application capacity, 800xA release, controller backup, Control Network design, PM891 termination hardware, and the complete K01 package.
Alternative Names
PM891K01 3BSE053241R1 ABB PM891K01 3BSE053241R1 PM891K01 3BSE053241R1 PM891K-01 3BSE053241R1 PM891K01 3BSE 053241 R1 PM891K013BSE053241R1 ABB AC 800M PM891K01 PM891K01 Processor Unit
Technical notes
PM891K01 3BSE053241R1 must be matched by controller version and package configuration, not processor specifications alone. Confirm application capacity, 800xA release, controller backup, Control Network design, PM891 termination hardware, and the complete K01 package.
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
When is ABB PM891K01 preferable for an AC 800M application?
Select it when the verified project requires its documented processing, memory, network, and I/O capacity in a non-redundant K01 package.
What must be reviewed before migrating to ABB PM891K01?
Compare software support, compiled application, communication modules, I/O limits, network topology, cabinet fit, termination hardware, and backup strategy.
How should recovery planning be handled when replacing ABB PM891K01?
Validate the project archive, controller configuration, approved backup-power strategy, rollback steps, and restoration test before the outage.
Can two ABB PM891K01 units be treated as a complete redundant kit?
Do not infer that relationship. ABB publishes a separate K02 package and identifies additional redundancy cables and hardware boundaries.
Why might ABB PM891K01 show high load after application transfer?
Check task execution, communication traffic, I/O scan configuration, event load, diagnostics, and differences between the old and restored project.
How should engineers commission ABB PM891K01 network links?
Verify both Ethernet paths, node identity, approved topology, time synchronization, communication-module status, and controlled failover tests where applicable.
What should procurement provide for ABB PM891K01 sourcing?
Send the full nameplate, termination hardware, 800xA release, application and network scope, quantity, condition, destination, and target date.

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