ABB CM572 communication module

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Product Overview

The ABB CM572 Communication Module is a high-performance communication extension unit designed for the ABB AC500 PLC series. It enables data exchange between the controller and field devices using multiple industrial communication standards such as Profibus, CANopen, and Ethernet.
Compact, durable, and highly compatible, the CM572 is ideal for process automation, manufacturing, power systems, and robotic communication networks.

Technical Specifications

Model: CM572
Type: Communication Module
Compatible Systems: ABB AC500 / AC500-eCo PLCs
Supported Protocols: Profibus DP, CANopen, Modbus RTU/TCP, Ethernet
Communication Speed: up to 12 Mbps (depending on protocol)
Interfaces:

• 1 × RJ45 Ethernet port

• 1 × DB9 CAN interface

• 1 × DB9 Profibus interface
  Power Supply: 24 V DC (via PLC main unit)
  Power Consumption: approx. 3.5 W
  Isolation: Optically isolated channels for noise protection
  Operating Temperature: -25°C to +60°C
  Storage Temperature: -40°C to +70°C
  Protection Rating: IP20
  Mounting: DIN-rail installation
  Dimensions: approx. 120 × 45 × 70 mm
  Weight: approx. 0.25 kg
  Standards: CE, UL, RoHS, EN 61131-2

Features & Advantages

1. Multi-Protocol Communication – Supports Profibus, CANopen, and Modbus networks for flexible integration.

2. High Reliability – Optical isolation and strong EMI resistance ensure stable data transmission.

3. Modular and Scalable – Easily expandable and replaceable within AC500 PLC systems.

4. High-Speed Data Transfer – Up to 12 Mbps for real-time control and data synchronization.

5. Compact & Energy-Efficient Design – Space-saving form factor for efficient cabinet installation.

Applications

• ABB AC500 PLC automation systems

• Process and factory automation

• Robotic communication interfaces

• Smart manufacturing and production networking

• Power and energy management systems

• Industrial remote monitoring and data collection

Precautions

1. Disconnect power before installation to prevent electrical damage.

2. Use only ABB-certified communication cables and connectors.

3. Avoid exposure to strong electromagnetic fields or high humidity.

4. Ensure proper grounding during installation to minimize interference.

5. Inspect connections regularly for stability and cleanliness.

The structure and details of the product：

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