Bard QW4S1, QW3S1, QW5S1, QW2S1 Remote Thermostat Wiring Diagram Option, 24VAC

Page 20

FIGURE 14

REMOTE THERMOSTAT WIRING DIAGRAM

“X” OPTION

Temp. and Humidity
Controller	Low Voltage
Part #8403-060	Terminal Strip
W1/E	E
Y2	Y2
A	A
G	G
Y1	Y1
O/B	O
W2	W2
R	R
C	C
L	L
D/YO
CO2 Controller
Part #8403-056
	Red
24VAC
	Black
Analog	Yellow
Analog
Out
	Brown
	Orange
	Green

Red/Yellow

Purple

Brown/White

Orange

Yellow

Blue

Brown

Red/White

Black/White

Pink

Terminal

Strip

Red

Black

Yellow

Brown

Orange

Green

Purple/White

PLUG #2 1 2 3 4 5 6 7 8 9 10 11 12

PLUG #1 1 2 3 4 5 6

4115-102 A

Manual	2100-532B
Page	20 of 46

Image 20

Contents QW2S1 QW3S1 QW4S1 QW5S1 Bryan, OhioContents Figures Getting Other Information and Publications For More INFORMATION, Contact These PublishersElectrical Specifications QW Model NomenclatureUnit Dimensions Shipping Damage Unit Removal from SkidHandling Unit After Removal from Skid Removal of Unit from SkidProper Handling of Unit After Removal from Skid Minimum Installation HeightGeneral Installation of Unit Through Wall with Wall Sleeve Installation with Free Blow Plenum Ducted ApplicationDuct Work FiltersCondensate Drain Supply Duct ConnectionsCondensate Drain Optional Rear DrainRear Drain TOP View Commercial Room Ventilator OptionTEC Energy Recovery Ventilator Option Removal of the Q-TEC Energy Recovery VentilatorRemoving Locking Screws from Wheels Installation InstructionsMounting the Unit Unit Mounting Without Ventilation Wall Sleeve Component Location Wiring Main Power Wiring LOW Voltage WiringOperating Voltage Range Wall ThermostatsLOW Voltage Connections for DDC Control Blower Motor LOW Voltage Wire Harness PlugLOW Voltage Connections Remote Thermostat Wiring Diagram Option 24VACRemote Thermostat Wiring Diagram Thermostat Option Plug #1 Adjustments Start UPDescription of Standard Equipment Compressor Control ModuleOptional CFM Service Hints Important Installer NotePhase Monitor Delay on Make TimingIndoor Blower Performance Pressure Service PortsPiping Access to Unit Opening Rear of Unit Fluid Access From Floor Fluid Connections on Unit with Ventilation Wall SleeveFluid Connections on Unit Without Ventilation Wall Sleeve Pressure Table Flow Rate for Various FluidsOptional Accessories Circulation System Circulation System DesignCopper Water Coil Application Start UP Procedure for Closed Loop System Water Temperature and Pressure ProcedurePerformance Model DORFC-1 Loop Pump Module Performance Model DORFC-2 Loop Pump ModuleConstant Flow Valves Piping DiagramWater Connections System Start UP Procedure for Open Loop Applications Well Pump SizingRemedies of Water Problems Water CorrosionLake and Pond Installations Cleaning Water CoilWater Well System Cooling Tower / Boiler Application Water Flow and Pressure DropWater Source Heat Pump Water Source Heat Pump Service Unbrazing System ComponentsTroubleshooting GE ECM Motors Don’tTroubleshooting GE ECM Motors CONT’D Replacing ECM Control ModuleCommon Cause Occasional Cause Denotes Ground Source Heat Pump Performance Report Following Information is Needed To Check Performance of Unit