ABB FI820F Serial Interface & Protocol Device Connector
The ABB FI820F delivers efficient and reliable serial communication solutions for industrial automation systems. Designed as a critical component of Freelance AC 800F systems, it enables seamless integration with multiple serial protocols while ensuring stable data transmission in demanding industrial environments.
Technical Specifications
| Manufacturer | ABB |
| Model Number | FI820F |
| ABB ID | 3BDH000031R1 |
| Type | Fieldbus Module |
| Compatibility | Freelance AC 800F Systems |
| Interface | Serial |
| Voltage Rating | 24V DC |
| Operating Temperature | -25°C to +70°C |
| Dimensions | 100 x 100 x 50 mm (LxWxH) |


Applications & Features
Ideal for process control and factory automation, the FI820F features triple-channel CAN bus architecture for critical communication reliability. Commonly integrated with AC 800F controllers, it supports protocols including Profibus and Modbus for distributed control systems. Its robust design withstands industrial vibrations and operates consistently in high-humidity environments (0-95% non-condensing).
Why Choose Hong Kong Saul Electric?
As an ABB-certified partner with 15+ years of expertise, Hong Kong Saul Electric Co., Ltd. maintains Asia’s largest inventory of specialized industrial automation components. We provide:
- Pre-sales technical consultation for system integration
- 1-year comprehensive warranty on all components
- Expedited sourcing for discontinued or hard-to-find models
- Dedicated support for turbine monitoring, SIS, and DCS/PLC systems
For pricing and availability, contact our specialists:
WhatsApp Support or
Email Inquiry.



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