Viconics VTR8300 Line Voltage Application Guide Manuel d'utilisateur télécharger pdf (Page 15)

VTR8300 Fan Coil ControllerApplication Guide

028-6047-03 www.viconics.com | sales@viconics.com February 2015

Sequence of Operation and Wiring

Occupied Mode

Setpoints revert to those deﬁned by occupied cooling and heating.

Stand-by Mode (only available when PIR motion detector

sensor is used)

Setpoints revert to those deﬁned by stand-by cooling and heating.

Unoccupied Mode

Setpoints revert to those deﬁned by unoccupied heating and

cooling.

Occupied Override Mode

System reverts to occupied mode for duration determined by

“ToccTime” parameter.

On Call for Cool

Cooling valve opens to maintain room temperature. Heating valve

closes.

On Call for Heat

Heating valve opens to maintain room temperature. Cooling valve

closes.

Options

• BACnet

and Wireless communication models available (see

Appendix B for network wiring).

• Can be conﬁgured for 2-pipe systems without changeover.

• Binary inputs can be conﬁgured to control occupancy via

door or window contact, remote motion sensor, remote night

setback, or provide alarms for service or ﬁlter monitoring.

SC3500E5000T

VTR8300

SC3300E5000

BACnet+

BACnet-

BACnet REF

UI 16 - BI1

UI 17 - BI2

SCom

Tx / Rx

7 VDC

Com

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Viconics VTR8300 Line Voltage Application Guide Manuel d'utilisateur Page 15