PM856AK01  3BSE066490R1 Processor Unit

The PM856AK01 3BSE066490R1 is a processor unit used in the field of industrial automation.

It adopts the MPC860 processor, has 2 Ethernet ports and 2 RS-232C interfaces, supports MMS and IAC protocols, has a 24V DC power supply, and is equipped with a built-in 3.6V lithium battery for memory backup.

It is applicable to various scenarios such as manufacturing, energy, chemical engineering, and water treatment, and can achieve functions like automatic control and remote monitoring, helping users enhance production efficiency and system stability

Product Number: 3BSE066490R1

ABB model name: PM856AK01

Directory Description: PM856AK01 processor unit

Product net depth: 155 millimeters

Product clear height: 200 millimeters

Product net width :130 millimeters

Net weight of the product: 1.1 kilograms

The CPU board contains the microprocessor and RAM memory, a real-time clock, LED indicators, INIT push button, and a CompactFlash interface.

The base plate of the PM856A controller has two RJ45 Ethernet ports (CN1, CN2) for connection to the Control Network, and two RJ45 serial ports (COM3, COM4). 

One of the serial ports (COM3) is an RS-232C port with modem control signals, whereas the other port (COM4) is isolated and used for the connection of a configuration tool.

Simple DIN rail attachment / detachment procedures, using the unique slide & lock mechanism. All base plates are provided with a unique Ethernet address which provides every CPU with a hardware identity. 

The address can be found on the Ethernet address label attached to the TP830 base plate.

24MHz and 16MB

The package includes

PM856A, CPU

-TP830, base plate

-TB850, CEX bus terminal

-TB807, ModuleBus terminal

- Battery for memory backup (4943013-6)

- No license included

Features and benefits

• Reliability and simple fault diagnosis procedures
• Modularity, allowing for step-by-step expansion
• IP20 Class protection without the requirement for enclosures
• The controller can be configured with 800xA control builder
• The controller has full EMC certification
• Hardware based on standards for optimum communication connectivity (Ethernet, PROFIBUS DP, etc.)

Recommended products and services

You can click on (ABB ) to visit the official website for more product information. 

If you want to purchase, you can contact YMGK's official customer service

For the relevant manual, please click to download and learn about the specific parameters

PM856AK01  3BSE066490R1.pdf

Browse the YMGK website to address the issues that customers are more concerned about

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.