Description

ABB PM866AK01 3BSE076939R1 Processor Unit for AC 800M DCS Systems

ABB PM866AK01 3BSE076939R1 is a high-performance processor unit designed for the ABB AC 800M distributed control system (DCS), widely used in industries such as power generation, oil & gas, and large-scale process automation. As the central processing unit (CPU) of the 800xA automation platform, it executes control logic, processes I/O data, and manages communication between system components, ensuring reliable and real-time industrial control.

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Core Procurement Information

• Brand: ABB
• Model: PM866AK01
• Order Number: 3BSE076939R1
• Product Type: Processor Unit (Central CPU for AC 800M)
• Availability: In Stock
• Delivery Time: 3–7 working days after payment
• Condition: New / Used (Tested OK)
• Warranty: 12 Months
• Processor: MPC866, 133 MHz CPU
• Memory: 64 MB RAM (approx. 51 MB available for application)
• Flash Storage: Integrated CompactFlash support
• Communication Ports:
  • 2 × Ethernet (RJ45) for control network
  • 2 × Serial ports (RS-232 / isolated configuration port)
• Power Supply: 24 V DC nominal
• Redundancy Support: CPU redundancy capability for high availability systems
• Mounting: DIN rail with slide & lock mechanism
• Dimensions: Approx. 186 × 119 × 135 mm
• Weight: Approx. 1.2–2 kg
• 

Industry Applications

• Power Generation: Turbine control, boiler automation, and plant-wide DCS systems
• Oil & Gas: Process control, safety monitoring, and pipeline automation
• Chemical & Petrochemical: Complex batch and continuous process control
• Manufacturing & Infrastructure: Large-scale automation requiring high processing performance

The ABB PM866AK01 3BSE076939R1 processor unit provides robust computing capability, flexible communication interfaces, and high system reliability, making it a core component for advanced industrial automation systems requiring real-time control and scalability.