ABB RFO-800 repeater module

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1. Product Overview

The ABB RFO-800 is a high-performance Repeater Module, designed to extend communication distance and enhance signal reliability in industrial automation systems. The module ensures data integrity and real-time transmission in long-distance or complex environments. Suitable for factory automation, smart control systems, and communication extension between distributed field devices.

2. Technical Specifications

Electrical

• Model: RFO-800

• Supply voltage: 24 V DC

• Power consumption: ≤ 5 W

• Input/Output interfaces: Digital signal I/O

• Supported protocols: ABB industrial bus protocols and standard digital signals

• Signal transmission rate: Up to 10 Mbps

• Signal isolation: 2500 V AC (interface-power isolation)

Physical & Environmental

• Dimensions: Standard module size

• Mounting: DIN rail

• Operating temperature: –20°C ~ +60°C

• Storage temperature: –40°C ~ +85°C

• Protection class: IP20

• Material: Flame-retardant engineering plastic

• Weight: ~0.3 kg

3. Advantages & Features

• Signal enhancement: Improves communication stability over long distances or in complex environments, reduces signal attenuation and interference

• High reliability: Industrial-grade design, vibration and temperature resistant, isolated power and signal interfaces for stable operation

• Easy installation: DIN rail mounting, modular design for easy maintenance and expansion

• High compatibility: Supports multiple industrial bus and digital signal standards, seamless integration with ABB industrial automation systems

4. Applications

• Signal relay in industrial automation production lines

• Communication extension for distributed control systems (DCS)

• Power system monitoring signal enhancement

• Data transmission for smart factory field devices

• Remote monitoring and data acquisition systems

5. Precautions

1. Power off before installation or wiring to ensure safety.

2. Supply voltage must comply with 24 V DC standard; avoid overvoltage or reverse connection.

3. Avoid installation in high humidity, corrosive, or high vibration environments.

4. Use industrial communication cables and connectors compliant with standards.

5. Regularly inspect module and connection status to ensure stable signal transmission.

6. Prevent electrostatic discharge (ESD) damage to module components.

The structure and details of the product：

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