TruVu™ Expandable Universal Controller

BMS & Control Carrier i-Vu Building Automation Controllers
TruVu™ Expandable Universal Controller
General Purpose Controllers

TruVu™ Expandable Universal Controller

Scalable, open‑protocol control with expansion capability for complex HVAC applications
The TruVu™ Expandable Universal Controller (TV‑UCXP683T) delivers high‑capacity, flexible control for demanding HVAC applications, combining SNAP‑based programmability, third‑party integration, and expandable I/O within the Carrier i‑Vu® Building Automation System.

TruVu™ Expandable Universal Controller

The TruVu™ Expandable Universal Controller is ideal for HVAC equipment control, advanced air quality control and most zone-level applications. The TV-UCXP683T features dual Ethernet ports with built-in fail-safe that supports direct connection or daisy chain topologies using BACnet/IP and 17 points of onboard control. Designed to operate in a wide range of environmental conditions, it is well suited for mechanical rooms, equipment boxes, or almost any other weather-tight location.

TruVu™ Expandable Universal Controller

Expandable Application Flexibility

Designed for small AHUs, fan coils, exhaust fans, and other unitary or zone‑level HVAC systems, with support for I/O expansion.

Factory & Custom Control Logic

Includes a standard library of control programs and supports custom sequences using SNAP graphical programming.

Third‑Party System Integration

Supports up to 50 Modbus points for seamless integration with external equipment and devices.

Live Logic Visualization

Displays real‑time execution of control logic using live operational data to simplify commissioning and troubleshooting.

Controller Type

BACnet Advanced Application Controller (B‑AAC) and BACnet Broadcast Management Device (B‑BBMD) compliant
(BACnet 135‑2012 Annex L, Protocol Revision 14)

Communication Interfaces

Dual 10/100 Base‑T Ethernet ports (BACnet/IP), RS‑485 serial port for Modbus devices, Rnet port, USB service and expansion ports

Inputs & Outputs

8 universal inputs (dry contact, thermistor, pulse, or 0–10 VDC)
1 configurable universal output
2 analog outputs (0–10 VDC)
6 digital outputs (dry contact)
Supports one TV‑UCXP I/O Expander

Power Requirements

24 VAC ±15% (55 VA) or 24 VDC ±10% (20 W)

Document Name Description Document Type Language Action
Installation TruVu UCXP683T Installation and Start-up Guide PDF English Download
Product Data TruVu™ TV-UCXP683T Expandable Universal Controller Product Data PDF English Download
What makes the TV‑UCXP683T different from the standard universal controller?

It supports I/O expansion, allowing the controller to scale for larger or more complex HVAC applications.

What type of expansion is supported?

The controller supports one TV‑UCXP I/O Expander, increasing available I/O capacity.

Is the controller suitable for complex retrofit projects?

Yes. Its open protocols, expandable I/O, and flexible mounting options make it well suited for retrofit and modernization projects.

Can the controller operate independently of a BAS?

It is designed for operation within the i‑Vu system, with local service access available for configuration and maintenance.

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