ABB 3BDH000033R1 FI 840F Fieldbus Module

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ABB 3BDH000033R1 FI 840F

ABB 3BDH000033R1 FI 840F is a Fieldbus Module (FF/HSE) designed for the ABB Freelance DCS / AC 800F controller platform. It provides a high-speed Ethernet-based connection for FOUNDATION Fieldbus High Speed Ethernet (FF/HSE) networks, enabling communication between the control system and intelligent field devices.

Product Information

• Manufacturer: ABB
• Part Number: 3BDH000033R1
• Model: FI 840F
• Product Type: Fieldbus Module
• Communication Protocol: FOUNDATION Fieldbus HSE (High Speed Ethernet)
• System Compatibility: ABB Freelance DCS / AC 800F controller
• Application: Field device communication and decentralized automation networks

Technical Description

The ABB FI 840F acts as a FOUNDATION Fieldbus HSE master module, providing a high-speed communication interface between the AC 800F controller and FF/HSE field networks. It supports fast data exchange with distributed field devices and can be installed in the F1–F4 slots of the AC 800F controller.

Key features:

• High-speed Ethernet fieldbus communication
• Supports FOUNDATION Fieldbus HSE networks
• Integrated Ethernet controller with 32-bit CPU architecture
• Flash memory for module firmware and protocol software
• Firmware updates without EPROM replacement
• Fast data exchange with decentralized peripherals
• LED status indication for diagnostics

Main Specifications

Parameter	Description
Module Type	FF/HSE Fieldbus Module
Communication Interface	Ethernet (10BaseT / 100BaseTX)
Network Standard	FOUNDATION Fieldbus HSE
Controller Platform	ABB AC 800F
Supported Software	Freelance V7.1 SP2a or higher
Installation Position	AC 800F slots F1–F4
Weight	Approx. 0.15 kg

Applications

ABB FI 840F is commonly used in:

• Process automation systems
• Chemical and petrochemical plants
• Power generation facilities
• Oil & gas automation
• Water treatment systems
• Manufacturing process control

It enables integration of FOUNDATION Fieldbus intelligent instruments such as:

• Smart transmitters
• Control valves
• Distributed field controllers
• Fieldbus diagnostic devices

Advantages

• Provides reliable high-speed field communication
• Extends ABB Freelance DCS fieldbus capability
• Supports modern intelligent field devices
• Reduces wiring complexity compared with conventional point-to-point connections
• Suitable for industrial environments requiring stable continuous operation

Conclusion

The ABB FI 840F (3BDH000033R1) is an important communication module for ABB Freelance DCS systems, providing FOUNDATION Fieldbus HSE connectivity between AC 800F controllers and field devices. It is widely used in industrial process control applications where reliable, high-speed field communication is required.