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Remote I/O Controller
FR204 Carrier Controller
The FR204 Carrier Controller is a remote I/O controller that uses power line communication for networking. It features 4 digital inputs and 4 relay outputs. Designed for scenarios where conventional remote I/O controllers fall short—such as difficult wiring in industrial settings, diverse communication requirements, or the need for networked communication—the Carrier Controller separates power and communication modules. It supports DC, single-phase AC, and three-phase four-wire applications.
Product Description
The FR204 Carrier Controller is a remote I/O controller that uses power line communication for networking. It features 4 digital inputs and 4 relay outputs. Designed for scenarios where conventional remote I/O controllers fall short—such as difficult wiring in industrial settings, diverse communication requirements, or the need for networked communication—the Carrier Controller separates power and communication modules. It supports DC, single-phase AC, and three-phase four-wire applications.For detailed technical specifications and selection guides, please contact our technical team by submitting your application scenario and interface requirements via the message form.



