ABB CM579-ETHCAT 1SAP170902R0101 Communication Module

The ABB CM579-ETHCAT (Part Number: 1SAP170902R0101) is a high-performance EtherCAT communication module specifically designed for use with ABB’s AC500 series programmable logic controllers (PLCs). As part of ABB’s robust automation portfolio, this module enables fast, deterministic, and synchronized communication between the central processing unit (CPU) and remote EtherCAT-compatible devices.

EtherCAT (Ethernet for Control Automation Technology) is a globally recognized industrial Ethernet protocol known for its ultra-fast cycle times, high data throughput, and flexible topology. The CM579-ETHCAT module provides seamless integration of ABB AC500 systems into EtherCAT networks, enabling real-time communication for demanding control tasks in factory automation, process industries, robotics, and motion control.

The module is designed for easy integration, flexible configuration, and reliable performance in industrial environments. Whether used in new installations or system expansions, the CM579-ETHCAT ensures consistent, high-speed communication between control systems and field devices.

Product Specifications

Product Applications

The CM579-ETHCAT module is ideal for real-time and high-performance industrial control systems that require seamless and fast communication between a central PLC and various field devices. Key application areas include:

• Motion Control Systems (servo drives, stepper motors, robotics)

• Machine Tools and CNC Machines

• Packaging Equipment using synchronized motion

• High-Speed Production Lines in automotive and electronics industries

• Material Handling Systems with real-time data feedback

• Process Automation Systems requiring distributed I/O over EtherCAT

• Testing and Measurement Systems with precision timing

Its compatibility with the AC500 PLC family allows for integration in both discrete and hybrid automation applications.

Product Advantages

• Real-Time Performance: Enables deterministic communication with cycle times below 1ms, ideal for high-speed automation.

• Easy Integration: Seamlessly fits into the AC500 system and works with ABB’s Automation Builder software.

• Dual-Port Architecture: Supports daisy-chaining of EtherCAT devices without the need for external switches.

• Scalability: Supports networks with tens of thousands of devices due to EtherCAT’s efficient addressing.

• Compact Design: Slim housing saves panel space and simplifies installation.

• Robustness: Operates reliably in industrial environments with wide temperature ranges and vibration resistance.

• Future-Ready: Designed to support complex motion control and future expansions in automation architecture.

• Low Power Usage: Consumes less than 1 W, contributing to energy-efficient system design.

• Flexible Topology: Works in various network layouts including star, line, and tree.

• Vendor-Neutral: Fully compatible with third-party EtherCAT-certified devices.

Frequently Asked Questions (FAQ)

1. What is the primary function of the CM579-ETHCAT module?

   It serves as an EtherCAT master communication interface for ABB AC500 PLCs.

2. Which PLCs are compatible with this module?

   It is compatible with AC500 and AC500-eCo families.

3. How is the module configured?

   Using ABB’s Automation Builder software, which supports EtherCAT device mapping and diagnostics.

4. Can I use this module with third-party EtherCAT devices?

   Yes, it is fully EtherCAT-conformant and interoperable with certified EtherCAT slave devices.

5. How many EtherCAT devices can be connected?

   Up to 65,535 slave devices, depending on network load and system requirements.

6. Does it support hot-plugging of devices?

   No, EtherCAT does not support hot-plugging; devices must be connected before powering on.

7. Is an additional power supply required for the module?

   No, it receives power via the PLC backplane bus.

8. Does the module have built-in diagnostics?

   Yes, diagnostics are available via Automation Builder and LED indicators on the module.

9. Can the CM579-ETHCAT be used for motion control?

   Yes, it is ideal for synchronized motion control applications with precise timing.

10. What is the typical installation location for this module?

    It is installed directly on the DIN rail alongside the AC500 CPU module.