I/O Systems
For intelligent and reliable data transmission, a flexible and cost-effective I/O system is essential. The Belden I/O systems portfolio offers a variety of solutions to meet your needs, ranging from passive distribution boxes, fieldbus and modular I/O systems to high-performance modules.

I/O Systems product families
Digital I/O Modules for Fieldbus SystemsHighly customizable features to convert digital I/O signals into various fieldbus messages
Digital I/O Modules for Industrial EthernetFieldbus-independent automation for leading industrial Ethernet protocols
IO-Link HubsEnable efficient wiring by converting multiple digital I/O signals into an IO-Link message (variants without M12 L-coded Power Connection available)
IO-Link MasterBring IO-Link signals to the PLC and cloud levels in industrial environments
Safety I/O ModulesStreamline transmission of critical safety information over proven networks for functional safety in highly automated operations.
Passive Distribution ModulesRely on the original market-leading solution that revolutionized on-machine connectivity