OptiFlex™ I/O Expander– FIO812u

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OptiFlex™ I/O Expander– FIO812u

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.

Features

I/O Expansion Capability

Expands the input and output capacity of compatible OptiFlex™ BACnet Building Controllers, supporting increased system control requirements.
Local Service & Updates

Includes a USB port for local device updates, simplifying maintenance and servicing.
Flexible Mounting Options

Supports DIN rail or screw mounting, allowing installation in control panels, mechanical rooms, or equipment enclosures.
Seamless WebCTRL® Integration

Integrates directly with the WebCTRL® building automation system, ensuring consistent system operation and centralized management.

Specifications

Controller Compatibility

The FIO812u is compatible with the following OptiFlex™ BACnet Building Controller models:

OF1628
OFBBC
OF1628‑NR
OFBBC‑NR
OF028‑NR

Connectivity & Expansion

The expander connects directly to the host OptiFlex™ controller to extend system I/O capacity without the need for additional standalone controllers.

Service Interface

A USB service port is provided for local firmware updates and device servicing.

Mounting & Installation

Supports DIN rail or screw mounting, enabling flexible installation in a variety of approved locations.

Document Name	Description	Document Type	Language	Action
Spec Sheet	OptiFlex™ I/O Expander (FIO812u) Spec Sheet	PDF	English	Download
Modbus Protocol	OptiFlex™ I/O Expander (FIO812u) Modus Protocol	PDF	English	Download

Document Name

Description

Document Type

Language

Action

Spec Sheet

OptiFlex™ I/O Expander (FIO812u) Spec Sheet

PDF

English

Download

Modbus Protocol

OptiFlex™ I/O Expander (FIO812u) Modus Protocol

PDF

English

Download

OptiFlex™ I/O Expander – FIO012u

The Automated Logic OptiFlex™ FIO012u is an expansion module designed to increase the input and output capacity of OptiFlex™ BACnet Building Controllers. It provides a flexible and scalable method for extending controller functionality, allowing building automation systems to support additional field devices and HVAC applications. The FIO012u can be installed directly on a controller or […]

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Automated Logic

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OptiFlex™ I/O Expander– FIO812u

OptiFlex™ I/O Expander– FIO812u

Features

I/O Expansion Capability

Local Service & Updates

Flexible Mounting Options

Seamless WebCTRL® Integration

Specifications

Controller Compatibility

Connectivity & Expansion

Service Interface

Mounting & Installation

Technical Documents

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