1. Product Overview

The ABB PM573-ETH is a high-performance logic controller from the AC500 PLC family. Equipped with an integrated Ethernet port, it is designed for medium to large industrial automation systems requiring fast logic execution, communication, and advanced control functions. It offers strong processing capability, flexible expansion, and stable operation, making it suitable for various industrial environments.

2. Technical Specifications

General

• Model: PM573-ETH

• Type: AC500 Series Main CPU

• CPU Speed: High-performance industrial processor

• Program Memory: Approx. 1 MB or more

• Data Memory: Persistent data storage supported

• Expansion: Supports multiple I/O and functional modules

Electrical

• Power Supply: 24 V DC

• Low power consumption design

• Electrical isolation between I/O and communication bus

Communication Interfaces

• Ethernet (10/100 Mbps)

• Serial ports: RS485 / RS232 (depending on model)

• Supported Protocols:

  • Modbus TCP

  • Modbus RTU

  • CANopen (via extension modules)

  • PROFIBUS (via extension modules)

  • EtherNet/IP (available on some versions)

• Programming Software: Automation Builder

• IEC 61131-3 Language Support: ST, FBD, LD, SFC, IL

I/O Expansion

• Compatible with AC500 and S500 I/O modules

• Supports both local and remote I/O stations

Mechanical

• Mounting: DIN-rail

• Cooling: Natural convection

• Housing: Industrial-grade materials

Environmental

• Operating temperature: –25°C to +55°C

• Storage temperature: –40°C to +70°C

• Humidity: 5%–95%, non-condensing

• Protection: IP20

• Vibration/Shock: Industrial compliant

3. Features & Advantages

• High-performance processing for demanding applications

• Integrated Ethernet for remote access and network communication

• Strong modular expandability

• Reliable operation in harsh industrial environments

• Rich communication protocol support

• Compatible with distributed I/O architectures

• Powerful software tools for programming and diagnostics

4. Application Areas

• Automated production lines

• Machine control systems

• Water treatment and environmental control

• Factory energy management

• Robotics coordination systems

• Transportation and infrastructure automation

• Building automation

• IoT and remote monitoring systems

5. Precautions

• Ensure correct 24V DC supply before installation.

• Verify wiring and grounding before powering on.

• Install inside a well-ventilated control cabinet.

• Avoid moisture, dust, and corrosive atmospheres.

• Perform data backup before updating firmware or programs.

• Use certified Ethernet components to ensure communication reliability.

• Disconnect power before maintenance.

• Only use ABB-approved extension modules.

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