Overview

The ABB PM591‑2ETH is part of the AC500 PLC series, delivering reliable processing power and versatile communication for industrial automation. It is engineered for complex control applications, featuring dual Ethernet ports, RS232/RS485 interfaces, and an integrated diagnostic display. Its compact and rugged design ensures dependable operation in harsh industrial environments, while its modular architecture allows seamless integration with ABB AC500 I/O and communication modules.

Technical Data

Key Features

• Dual Ethernet ports for high-speed communication and redundancy

• RS232/RS485 interfaces for flexible connectivity with legacy systems

• Integrated display for quick diagnostics and monitoring

• Compact and lightweight design for easy installation

• Modular architecture compatible with AC500 I/O and communication modules

Applications

• Industrial automation in manufacturing and robotics

• Power generation and energy management systems

• Marine and transportation automation solutions

• Petrochemical and refinery process control

• High-speed motion control in packaging and semiconductor industries

FAQ

Q1: What is the primary function of the ABB PM591‑2ETH?
A1: It serves as the central CPU for AC500 PLC systems, handling logic, communication, and control tasks.

Q2: How does it integrate with other ABB modules?
A2: It connects seamlessly with AC500 I/O, communication modules, and visualization tools.

Q3: Can it be used in extreme environments?
A3: Yes. The PM591‑2ETH is designed for industrial conditions, with an XC version available for extreme climates.

Q4: What communication protocols are supported?
A4: Ethernet (Modbus TCP, PROFINET, EtherCAT), plus RS232/RS485 for serial communication.

Q5: What industries commonly use this CPU?
A5: Energy, marine, petrochemical, manufacturing, robotics, and heavy industrial automation.