ABB DFE 02 AUI37262-4-0369566 Fieldbus Communication Module

Overview

The ABB DFE 02 (AUI37262-4-0369566) is a Fieldbus communication module designed for efficient integration of ABB control systems into distributed industrial networks. It acts as an interface between process controllers and Fieldbus communication protocols, enabling high-speed, reliable data transfer across automation systems. Built with ABB’s precision engineering, the DFE02 ensures stable operation, long service life, and seamless compatibility with existing system architectures.

Technical Specifications

• Manufacturer: ABB

• Model Number: DFE 02

• Part Number: AUI37262-4-0369566

• Product Type: Fieldbus Communication Module

• Supported Protocols: Profibus, Modbus, or proprietary ABB Fieldbus (depending on configuration)

• Communication Interface: RS-485 standard interface

• Baud Rate: Up to 12 Mbit/s (depending on system setup)

• Isolation Voltage: 1500 V between bus and logic circuitry

• Power Supply Voltage: 24 VDC (nominal)

• Current Consumption: Approx. 0.15 A

• Operating Temperature Range: 0°C to +55°C

• Storage Temperature Range: −25°C to +70°C

• Humidity Range: 5%–95% RH, non-condensing

• Mounting Type: DIN-rail or panel installation

• Protection Class: IP20

• Dimensions (H × W × D): Compact modular enclosure (DIN standard)

• Weight: 0.6 kg

• Country of Origin: Switzerland

Key Features

• Provides a reliable Fieldbus interface for ABB process and automation systems

• High-speed communication supporting multiple Fieldbus standards

• Electrically isolated interface for enhanced system protection

• Modular and compact design for space-efficient cabinet installation

• Designed for continuous industrial operation with low maintenance

• Simplifies integration of distributed I/O and control modules within ABB platforms

Application Scenarios

The DFE02 Fieldbus Module is used in a wide range of automation and process control applications, including:

• Process automation systems: Integration of control nodes and I/O networks

• Power generation plants: Communication between turbine controllers and central DCS systems

• Oil, gas, and chemical facilities: Distributed control via robust bus communication

• Water treatment and utilities: Supervisory control and monitoring

• Manufacturing systems: High-speed data exchange for distributed production control

FAQ

Q: What is the main function of the ABB DFE02?
A: The DFE02 serves as a Fieldbus interface module that connects ABB controllers to industrial communication networks.

Q: What communication standards are supported?
A: It typically supports Profibus, Modbus, or other ABB Fieldbus variants, depending on the configuration.

Q: How is the module powered?
A: It operates on a 24 VDC power supply.

Q: Can it be mounted on a DIN rail?
A: Yes, the DFE02 supports DIN-rail and panel mounting for flexible installation.

Q: Where is the module manufactured?
A: It is manufactured in Switzerland, following ABB’s industrial quality standards.