High‑capacity I/O expansion for OptiFlex™ BACnet building controllers
The OptiFlex™ I/O Expander FIO812u provides scalable input and output expansion for OptiFlex™ BACnet Building Controllers, enabling larger and more complex control applications while maintaining seamless integration with the WebCTRL® building automation system.
The FIO812u is compatible with the following OptiFlex™ BACnet Building Controller models:
OF1628
OFBBC
OF1628‑NR
OFBBC‑NR
OF028‑NR
The expander connects directly to the host OptiFlex™ controller to extend system I/O capacity without the need for additional standalone controllers.
A USB service port is provided for local firmware updates and device servicing.
Supports DIN rail or screw mounting, enabling flexible installation in a variety of approved locations.