EWC Controls ULTRA-ZONE ULTRA-TALK UT-3000 - System Cool Demand Starting Output (based on 3 zone demand input)

©2015GoodmanManufacturingCompany,L.P.
ZoneControlSet‐up
TheUT‐3000startstheHVACsystematacapacitylevelbasedonhowmanyzonesare
calling,andtheweightofeachzone.(Y1,Y2,W1,W2,andmodulatingfurnaces)
SystemCoolDemandStartingOutput(basedon3zonedemandinput)
TotalZone
DemandInput
T
TotalNumber
ofZones
Z
SystemDemand
Output
SYS
System
Demand
Output
110/3=37%
Y1Cool
isactive
T Z SYS
TotalZone
Demand
Input
30%
30%
50%
+
+
110%
TotalZone
DemandInput
T