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VT8350 Low Voltage Fan Coil Unit and Zone Controller | Viconics
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VT8350 Low Voltage Fan Coil Unit and Zone Controller 


Smart energy management has never been easier than with the VT8350 series fan coil unit room controllers. Designed for new construction and retrofit projects, the room controllers dramatically decrease project delivery costs by reducing installation, configuration and commissioning time. No complex software or tools are required to customize functionality to meet your applications requirements. The room controllers provide all the advanced features and monitoring functions required by modern building automation systems in a simple compact enclosure. An elegantly simple casing combines with configurable screen colors to match decor. Display your own logo and custom messages on screen to reinforce your brand and provide a more enjoyable occupant experience.


- Suitable for both commercial and hospitality markets and systems
- Customizable color digital touch screen interface with multi-language support
- Humidity sensor with on-board dehumidification strategy (model dependent)
- Optional occupancy sensor
- Advanced occupancy functions for commercial and lodging applications
- Optional wireless door and window switches (with optional ZigBee Pro® card) available for wireless communicating models only
- Configurable fan sequence of operation
- On board configuration interface utility
- Five screen colors are also selectable through the interface
- BACnet® MS/TP (default model) ZigBee Pro® wireless mesh network (optional)

Supported networking protocols

- BACnet MS/TP (B) (selectable)
- Modbus (B) (selectable)
- ZigBee Pro and ZigBee Green Power wireless mesh network (P) (optional with communication module purchased separately)

Model Selection

VT8350U5000BAvailableControl Low Voltage FCU RH BACnet 
VT8350U5500BAvailableControl Low Voltage FCU RH PIR BACnet  
VT8350U5500BPAvailableControl Low Voltage FCU RH PIR BACnet Zigbee build-in   
VT8000V5000PAvailableCommunication Module Zigbee Pro VT8000ZGP ModuleZGP Module


Product Documents

VT8350 Technical Datasheetzippdf
VT8350 User Interface Quick Start Guidezippdf
VT8350 Full User Interface Guidezippdf
Lua Programming for VT8000 Room Controllerszippdf
VT8000 Series Quick Reference Guidezippdf
VT8000 Series Compatibility Matrix with ZigBee Pro Sensorszippdf
VT8000 Series Frequently Asked Questionszippdf

Application Guides

VT8350 Fan Control for Mixed Voltages with 24VAC Transformerzippdf
VT8350 User Application Guidezippdf

Installation Guides

VT8350 Installation Guidezippdf
VC1300/2300 Fan Control Center Installation Guidezippdf
VT8000 Series Device Replacement Guidezippdf

Integration Guides

VT8350 BACnet Integration Guidezippdf
VT8350 Modbus Integration Guidezippdf
Connecting a VT8000 to Facility Expert Integration Guidepdf
Pairing Zigbee Sensors with VT8000 Integration Guidezippdf

Engineering Guide Specifications

VT8350 Engineering Specificationszippdf


VT8000 Series Uploader Tool 3.2 (supports all firmware versions)zip
VT8000 Uploader tool Release Noteszip
VT8000 Uploader Tool Guidezippdf
VT8000 Series Firmware v2.5.1zip
VT8000 Series Firmware v2.5.1 Release Notespdf