AC500 PLCs

The AC500 platform offers high-performance, modular control – designed to grow with complex automation systems and evolving requirements.

Secure automation for every application

Unlock complete freedom in system design — from compact setups to highly complex architectures.

With a wide range of CPUs, I/O modules, and communication options, the AC500 adapts to your evolving automation needs.

Key benefits

The AC500 PLC platform offers scalable, modular automation for a wide range of industries. Designed for flexibility and long-term reliability, it ensures you can grow, connect, and control with confidence.

Grows with your needs

Combines control and safety in one platform – no need for separate systems.

One tool for all

Automation Builder integrates PLC, safety, motion, and HMI in one engineering suite.

Connect your way

Supports multiple protocols including OPC UA, MQTT, EC 61850, DNP3, PROFINET, EtherNet/IP, Modbus, and CANopen.

Built for industry

Designed for harsh environments, with high EMC, vibration, and temperature tolerance.

Secure automation

Integrated access control, encrypted communication, and user rights management.

Integrated machine safety

Integrated machine safety from basic to complex applications up to SIL 3/PL e.

Typical industries

Buildings, Food and beverage, Machine building, Marine, Tunnels, Water

Key benefits that power your automation

AC500 combines flexibility, performance, and long-term reliability – all built into one powerful automation platform. Explore the key benefits that help reduce engineering time, increase uptime, and future-proof your automation investment.

Modular, scalable architecture

Adapt your control system as your project grows – from small to large setups.

Future-proof connectivity

Ensure seamless integration across systems – modern or legacy – with broad protocol support.

Built-in cybersecurity

Protect your automation infrastructure from cyber threats – with security that’s built in, not added on.

Functional safety integration

Meet safety standards with confidence – while simplifying your system and saving time.

High-speed motion control

Achieve real-time, synchronized motion – with minimal setup effort.

Extreme environment resistance

Count on reliable performance – even in extreme environments.

Energy efficiency and sustainability

Reduce environmental impact and cut ownership costs – with smart, efficient automation.

Optimized operations with full transparence

A powerful automation solution based on PLCs, drives, and motors that drives efficiency and delivers full operational transparency through SCADA-based insights.

Engineer your PLC success

From choosing the right hardware to mastering advanced diagnostics, ABB supports you through every stage of your automation journey. Discover intuitive tools, expert services, and powerful platforms designed to help you configure, deploy, and scale your PLC solution with confidence.

  1. ABB GoSelect

    Quick and intuitive product selection. Use ABB GoSelect to easily choose and configure the right PLC components. Save time, avoid errors, and start your project with confidence.

  2. Automation Builder

    Your all-in-one engineering suite. Design, program, and configure your automation system with one powerful tool. Automation Builder simplifies workflow from planning to deployment.

  3. Application Examples

    Application examples contain specific programming descriptions for different communication protocols and automation components and include a project.

  4. Training and Support

    Knowledge that empowers. ABB offers expert-led training programs and learning materials to boost your team’s skills and ensure long-term success with AC500 systems.

  5. Technical Support

    Experts at your side. Access ABB’s global support team for tailored technical help, remote diagnostics, and fast answers – whenever and wherever you need them.

  6. OEM hub

    Tailored tools for OEMs and machine builders. Our dedicated OEM hub provides documentation, templates, and guidance to accelerate your development process and shorten time to market.