Home ABB PM858K01 Central Processing Unit for AC 800M Series
ABB PM858K01 Central Processing Unit for AC 800M Series
ABB PM858K01 Central Processing Unit for AC 800M Series
ABB PM858K01 Central Processing Unit for AC 800M Series
ABB PM858K01 Central Processing Unit for AC 800M Series
ABB PM858K01 Central Processing Unit for AC 800M Series
ABB PM858K01 Central Processing Unit for AC 800M Series

ABB PM858K01 Central Processing Unit for AC 800M Series

  • Manufacturer: ABB

  • Product No.: PM858K01

  • Condition: In stock

  • Product Type: CPU Processor Module

  • Product Origin: SE

  • Payment: T/T, Western Union

  • Weight: 1200g

  • Shipping port: Xiamen

  • Warranty: 12 months

Selected quantity: 1
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Estimate delivery times: 12-26 days (International), 3-6 days (United States).

Return within 30 days of purchase. Duties & taxes are non-refundable.

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PM858K01 ABB AC 800M CPU Processor Board Unit

Engineered for high-availability industrial automation, the ABB PM858K01 (Article: 3BSE082895R1) is an advanced CPU processor board designed for the AC 800M controller platform. Featuring an MPC866 processor, 16 MB memory, and dual redundant Ethernet communication ports, the PM858K01 delivers ISA Secure certified reliability and robust performance for demanding process control environments.

Technical Architecture & Performance Matrix

Engineering Parameter Operational Specification
Brand & Model ABB, PM858K01 (PM858K01 CPU)
Product Series & Type AC 800M controller platform CPU Board Unit
Processor & Clock Speed MPC866 processor running at 33 MHz
Memory Capacity 16 MB total memory; 7.147 MB RAM available for application tasks
Processing Performance 0.36 ms execution time per 1000 boolean operations
Communication Interfaces 2 x RJ45 Ethernet ports (CN1, CN2) supporting MMS and IAC; 2 x RS-232C serial ports (COM3, COM4)
Power Supply & Dissipation 24 V DC (19.2-30 V DC); 5.1 W typical power dissipation (8.6 W max)
Physical Dimensions & Weight Width 119 mm, Height 186 mm, Depth 135 mm; Weight 1200 g (2.6 lbs) including base plate

Environmental Hardening & Compliance Standards

Corrosion & Chemical Resistance: G3 compliant coating according to ISA 71.04 for harsh industrial atmospheres.
Enclosure & Thermal Ratings: IP20 protection class; operating temperature range from +5 to +55 °C.
Hazardous Certifications: cULus Class 1, Zone 2, AEx nA IIC T4, ExnA IIC T4Gc X certified for explosive locations.
Marine & Safety Standards: DNV-GL marine certificates approved; compliant with EN 50178, IEC 61131-2, and UL 61010-1.

Diagnostic Intelligence & System Signalling

Hardware Identity Label: Unique Ethernet hardware address located on the TP830 base plate for precise network tracking.
Event Queue Tracking: Manages up to 3000 events per OPC client with real-time transmission rates between 36-86 events/sec.
Status Push Button: Integrated INIT push button and LED indicators facilitate rapid local hardware reset and status checks.

Target Application Environments & Deployment Scenarios

Large-Scale Oil & Gas Refineries: Managing redundant distributed control systems across extensive petrochemical cracking units.
Power Generation Facilities: Coordinating complex turbine automation loops and safety interlock networks via System 800xA.
Continuous Chemical Plants: Executing high-speed multi-task cyclic programs down to 1 ms execution rates.

Global PLC Spare HUB's Insight & Field Experience

Global PLC Spare HUB Review: When upgrading or maintaining high-availability AC 800M controller platform 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 PM858K01 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.

Logistics & Fulfillment Terms

Fulfillment Speed: Expedited global shipping within 24-48 hours via trusted international carriers: FedEx, UPS, and DHL.
Warranty Protection: Backed by a comprehensive 12-month commercial warranty covering manufacturing integrity and functional reliability.

Frequently Asked Questions

  • Question: What software compatibility requirements apply to the PM858K01 controller board?
    Answer: The unit requires System 800xA 6.0.2 or Compact Control Builder 6.0.0-1 and onwards for proper configuration and deployment.
  • Question: What is the recommended purchasing and planning strategy for redundant CPU setups?
    Answer: Ensure your control architecture includes matched hardware and proper CEX-bus pairing to support a maximum switchover time of 10 ms.
  • Question: What specific communication protocols are natively supported on the Ethernet interfaces?
    Answer: It supports MMS (Manufacturing Message Service) and IAC (Inter Application Communication) over 10 Mbit/s Ethernet channels.
  • Question: How does the controller handle onboard power backup and real-time clock synchronization?
    Answer: It features a built-in 3.6V lithium backup battery and achieves 1 ms clock synchronization between controllers via the CNCP protocol.
  • Question: What physical serial connections are available on the base plate for engineering tools?
    Answer: It features two RS-232C ports: COM3 with full modem control signals and COM4, which is opto-isolated specifically for service and configuration tools.

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Q: Are these parts 100% original and new?

A: Yes. Every component is guaranteed to be 100% original, brand-new, and factory-sealed. We also provide a 12-month comprehensive warranty for your peace of mind.

Q: How fast is the shipping to my country?

A: For in-stock items, we offer same-day dispatch. International express shipping (DHL/FedEx/UPS) typically delivers within 3–5 business days worldwide.

Q: Can I get a formal quotation with shipping costs?

A: Absolutely. Our sales team is ready to provide a detailed Proforma Invoice (PI) including the most competitive shipping rates for your location.

Q: Do you offer discounts for bulk orders?

A: We provide volume-based pricing for large projects or multiple-item orders. Please contact us to get our Best Price Guarantee.




12-Month Comprehensive Warranty

Every part supplied by Global PLC Spare Hub is covered by a 12-month warranty from the date of invoice.

  • Coverage: Functional defects and hardware failures under normal operating conditions.
  • Commitment: We provide immediate repair, replacement, or a full refund for any verified defective components to minimize your operational downtime.

Returns & Exchange Policy

We offer a 30-day return policy to ensure you receive the exact part your system requires.

  • Eligibility: Returns are accepted for uninstalled items in their original, factory-sealed packaging.
  • RMA Process: Please contact our support team to obtain a Return Merchandise Authorization (RMA) number before shipping.
  • Fast Processing: Refunds or exchanges are processed within 3–5 business days after the returned item passes our technical inspection.

Need Technical Assistance?Not sure if this part is compatible with your system? [Consult our Engineers] before purchasing to ensure 100% compatibility.