ABB PM866AK01 (3BSE076939R1) Industrial Controller with Ethernet & Serial Ports

Product Overview

The ABB PM866AK01 (Part No. 3BSE076939R1) is a high-performance industrial controller designed for ABB AC800M and System 800xA automation systems. Equipped with integrated Ethernet and serial communication ports, it delivers powerful processing capability, flexible data transmission and reliable real-time control. This module is widely applied in power, chemical, metallurgy, pulp & paper and other process industries, serving as the core control unit for various automated production lines.

Key Features

1. Complete Communication Interfaces

• Dual Ethernet Ports: Two RJ45 Ethernet ports support redundant network connection, ensuring stable and uninterrupted data transmission between controllers, HMI and upper monitoring systems. It is compatible with mainstream industrial Ethernet protocols.
• Dual RS-232 Serial Ports: Built-in two isolated serial ports for on-site configuration, program debugging, remote communication and connection with serial peripheral devices.
• Rich protocol compatibility: Supports Modbus, Profibus and other standard industrial protocols, realizing seamless interconnection with multi-brand automation equipment.

2. Powerful Processing Performance

Adopts industrial PowerPC processor with excellent operation efficiency. It supports multi-task scheduling and complex control logic operation, and is configured with large-capacity memory to ensure smooth running of large-scale application programs and data caching.

3. Redundant Design for High Reliability

Supports full redundancy of CPU, bus, network and I/O modules. The system switchover time is less than 10 ms, which effectively avoids system shutdown caused by single-point failure and meets the operation requirements of 24/7 continuous production.

4. Industrial Grade Adaptability

IP20 protection level, suitable for installation in standard industrial control cabinets. It operates stably within 0°C ~ +60°C, features good vibration resistance and electromagnetic interference resistance, and passes CE, UL and IEC industrial certifications to adapt to various harsh working sites.

5. Easy Installation & Commissioning

Standard DIN rail mounting structure enables quick installation and replacement. Matched with ABB professional configuration software, it supports one-stop programming, downloading, online diagnosis and daily maintenance, greatly reducing on-site operation difficulty.

Technical Specifications

表格

Item	Specification
Model	PM866AK01
Part Number	3BSE076939R1
Product Type	Industrial Controller
Applicable System	ABB AC800M, System 800xA
Ethernet Interface	2 × RJ45 (Redundant)
Serial Interface	2 × RS-232C
Processor	Industrial PowerPC
Redundancy Function	Supported, Switchover ≤ 10 ms
Power Supply	24 V DC
Protection Class	IP20
Operating Temperature	0°C ~ +60°C
Relative Humidity	5% ~ 95% (Non-condensing)
Certifications	CE, UL, IEC 61131-2

Application Scope

• Power industry: Automatic control of thermal power, hydropower and combined cycle units
• Chemical & petrochemical: Process control for chemical and oil & gas production lines
• Metallurgy: Control system for steel rolling, galvanizing and pickling lines
• Pulp & paper: Whole-process automation of papermaking and pulping equipment
• Environmental protection: Monitoring and control of water supply and sewage treatment projects

Product Advantages

This controller integrates abundant Ethernet and serial communication ports, with flexible networking and strong expandability. Combined with high-speed computing, full redundancy and industrial durability, it is a cost-effective core control component for new construction, renovation and expansion of industrial automation systems.