The ABB PM866AK01 is a high-performance CPU (Central Processing Unit) module for the AC 800M controller, which is a key component within the ABB Ability System 800xA distributed control system. It's designed to handle complex control processes and offers robust features for high availability in industrial environments.

Product Description

The ABB PM866AK01 serves as the central processing unit, or "brain," of the AC 800M controller. It integrates the microprocessor, RAM, a real-time clock, and diagnostic LED indicators. The "K01" in its designation indicates that it is often supplied as a kit, which typically includes:

• The PM866A CPU module itself.
• A TP830 Baseplate, which provides the physical connections for the module.
• Various terminators like TB850 (CEX-bus terminator) and TB807 (ModuleBus terminator).
• A TB852 (RCU-Link terminator), if applicable for redundant configurations.
• A battery for memory backup.

The PM866AK01 is built for demanding industrial applications and supports CPU redundancy, allowing two PM866AK01 units to operate in parallel for enhanced reliability. If one unit fails, the other takes over seamlessly, minimizing downtime for critical processes. Its design allows for easy DIN rail attachment and detachment with a slide-and-lock mechanism, simplifying installation and maintenance.

Product Specifications

• Manufacturer: ABB
• Model Name: PM866AK01 (part of the AC 800M controller series)
• ABB Part Number (for the kit): 3BSE076939R1
• Product Type: CPU (Central Processing Unit) Module
• Processor Speed: 133 MHz (for this specific variant)
• Memory: 64 MB RAM
• Communication Ports (on the TP830 Baseplate):
• COM3: RS-232C port with modem control signals.
• COM4: Isolated port for connecting a configuration tool (e.g., for engineering or diagnostics).
• 2 x RJ45 Ethernet ports (CN1, CN2): For connection to the Control Network (supporting protocols like MMS - Manufacturing Message Service and IAC - Inter Application Communication). These are built-in for redundant Ethernet communication.
• 2 x RJ45 Serial ports (COM3, COM4):
• Redundancy Support: Supports CPU redundancy (hot-swappable), CEX-Bus redundancy, communication interfaces redundancy, and S800 I/O redundancy for maximum availability.
• Power Supply: 24 V DC (range 19.2-30 V DC)
• Power Consumption (typ/max): 210 mA / 360 mA at 24V DC
• Power Dissipation: 5.1 W (typical) / 8.6 W (max)
• Protection Class: IP20 (without additional enclosures)
• Dimensions (Net):
• Depth/Length: 135 mm (5.3 in)
• Height: 186 mm (7.3 in)
• Width: 119 mm (4.7 in)
• Weight (Net): 1.2 kg (2.6 lbs)
• Environmental:
• Operating Temperature: +5 to +55 °C (+41 to +131 °F)
• Relative Humidity: 5 to 95%, non-condensing
• Vibration and Noise: Meets industrial standards (e.g., 10 < f < 50 Hz: 0.0375 mm amplitude, 50 < f < 150 Hz: 0.5 g acceleration)
• Certifications: CE-marking, UL certified, ISA Secure certified, full EMC certification.

• Software Compatibility: Configurable with ABB's 800xA Control Builder software.

Product Application Cases

The ABB PM866AK01 is a critical component in various industrial sectors, serving as the core of control systems for processes that demand high reliability, performance, and flexibility.

• Process Control Systems: Widely deployed in large-scale oil and gas, petrochemical, power generation, chemical, pulp and paper, and mining industries. It manages complex control loops for continuous and batch processes, including reactors, distillation columns, turbines, boilers, and material handling systems, ensuring operational stability, safety, and efficiency.
• Distributed Control Systems (DCS): As a fundamental part of the ABB Ability System 800xA platform, the PM866AK01 supports distributed control architectures. This allows control functions to be executed across multiple controllers throughout a vast plant while being monitored and supervised from a central control room.
• Manufacturing Automation: In large-scale discrete manufacturing (e.g., automotive, electronics) and heavy industries (e.g., metals, cement), it controls complex machinery such as automated assembly lines, robotic work cells, and large processing equipment, optimizing production sequences and ensuring product quality.
• Critical Infrastructure: Applied in water and wastewater treatment plants, large building management systems, and transportation systems for managing crucial operations like pumping stations, purification processes, and traffic control, where continuous uptime is essential.
• High Availability Applications: Due to its advanced redundancy capabilities (CPU, communication, I/O), the PM866AK01 is specifically chosen for applications where any unplanned downtime is unacceptable, such as emergency shutdown systems, critical utility controls, and continuous production lines where a brief halt could incur massive losses.

Click to download the relevant instruction manual

Product-PM866AK01.pdf

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一：Regarding the quality of the product and after-sales service

Brand:ABB 

Product Number: PM866AK01 3BSE076939R1

Status: 100% original

Warranty period: 12 months.

Payment method: T/T. Currencies for receipt: US dollar, New Zealand dollar, Chinese yuan, euro, Hong Kong dollar, Australian dollar, British pound, Canadian dollar, ruble and other global currencies

Market price: RMB55000-RMB60000 (For reference only)

二：How to purchase

YMGK offers one-stop global industrial product procurement

Sales Manager: Li Ming

WeChat: 18059884790

WHATSAPP:+86 18059884790 （Click to add）

Email:plc66@qq.com

We have 121 shared inventories worldwide, with direct procurement from overseas warehouses. We offer favorable prices and after-sales warranty services. 

Our customers come from the United States, Germany, Japan, South Korea, the United Kingdom, France, Italy, Canada, Brazil, India, Australia, Russia, Spain, the Netherlands,

Switzerland, Sweden, Belgium, Austria and Turkey

All products are brand new and original. The warranty period for spare parts is one year and they have been tested and certified.

If you need to order more than one product, please contact us and we can offer you a discount.

If you find that other suppliers offer lower prices for the same products, we are also willing to provide you with further discounts based on the budget.

If you have any other questions, please feel free to contact us at any time.