ABB CM574-RS Communication Module

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Product Overview

The ABB CM574-RS is a communication module designed for ABB control systems, enabling data exchange between PLCs, controllers, or drives and higher-level systems. The module supports high-speed, reliable serial communication (RS-232/RS-485) and is easily integrated into automation systems for data acquisition, remote monitoring, and device control.

Main Technical Specifications

• Model: CM574-RS

• Product Type: Communication Module

• Communication Interface: RS-232 / RS-485

• Baud Rate: 300 – 115,200 bps configurable

• Supported Protocols: Modbus RTU, ABB standard communication protocols

• Power Supply: 24 V DC

• Power Consumption: approx. 3 W

• Operating Temperature: 0 ℃ to +60 ℃

• Protection Class: IP20

• Mounting: DIN rail or module slot

• Standards: CE, UL, IEC 61131-2

Key Advantages & Features

1. High-Speed and Reliable Communication
   Supports RS-232/RS-485 interfaces, ensuring stable and reliable data transmission.

2. Multi-Protocol Compatibility
   Supports Modbus RTU and ABB standard protocols for seamless integration with various devices.

3. Easy Integration
   DIN rail or module slot mounting allows easy use with ABB control systems or automation equipment.

4. Low Power Consumption
   Consumes approximately 3 W, energy-efficient design.

5. Industrial-Grade Reliability
   Operates in 0–60 ℃, suitable for industrial temperature and humidity conditions.

6. Simplified System Architecture
   Enables data interconnection between controllers, higher-level systems, sensors, and actuators via standard communication interfaces.

Typical Applications

• Data communication for ABB PLCs and control systems

• Industrial automation remote monitoring

• Motor and drive status monitoring

• Data acquisition and exchange in process control systems

• Production line automation

• Energy management and power distribution system communication

Installation & Operation Notes

• Ensure power supply is 24 V DC and connected correctly

• Install in a well-ventilated environment; avoid high humidity and dust

• Avoid strong electrical interference that may affect communication

• Follow manual wiring instructions to ensure reliable signal connection

• Do not remove or install the module while powered on to prevent damage

• Regularly inspect wiring and communication status to ensure stable operation