Braeburn 3020 - Service Monitor Settings; Set Point and Lock Code Configuration; Operating Your Thermostat; System Control Mode Selection

5 Installer Guide
Heat Only or Millivolt
Set System Type to 11CONV
Rh PowerConnection
W1 HeatRelay
G FanRelay[note 4]
C 24VoltACTransformerCommon[note 1]
1 HEAT / 1 COOL Single or Dual Transformer
Set System Type to 11CONV
Rh 24VoltACPower(heatingtransformer)[note 2]
Rc 24VoltACPower(coolingtransformer)[note 2]
W1 HeatRelay
Y1 CompressorRelay
G FanRelay
C 24VoltACTransformerCommon[note 1, 3]
NOTES - Conventional Systems
[1]Optional24VoltACcommonconnection.
[2]Removefactoryinstalledjumperfordual
 transformersystems.
[3]Indualtransformersystems,transformer
 commonmustcomefromcoolingtransformer.
[4]Ifneededforsystem.
Provide disconnect and overload protection as required.
2 HEAT / 2 COOL Single or Dual transformer
Set System Type to 22CONV
Rh 24VoltACPower(heatingtransformer)[note 2]
Rc 24VoltACPower(coolingtransformer)[note 2]
W1 HeatRelayStage1
W2 HeatRelayStage2
Y1 CompressorRelayStage1
Y2 CompressorRelayStage2 [note 4]
G FanRelay
C 24VoltACTransformerCommon[note 1, 3]
Typical Wiring Congurations
NOTE: The “System Type” option will be configured in the Installer Settings section. The 3020 is a single stage
thermostat and not intended for multi stage equipment.
Conventional Systems
NOTE: Additional options are configured in the
Installer Settings section.
S1
S2
NOTES - Additional Wiring Options
[1]Theseterminalscanbeusedtoconnecta
 Braeburn
®
indoororoutdoorremotesensor.
Additional Wiring Options
IndoororOutdoorRemoteSensor[note 1]
Hydronic Heat Only
Set System Type to 1HD
Rh 24VoltACPower(heatingtransformer)
W1 ZoneValvePowerOpen
V3 ZoneValvePowerClose
G FanRelay[note 4]
C 24VoltACTransformerCommon[note 1]
Hydronic Heat / 1 Cool
Set System Type to 11HD
Rh 24VoltACPower(heatingtransformer)[note 2]
Rc 24VoltACPower(coolingtransformer)[note 2]
W1 ZoneValvePowerOpen
V3 ZoneValvePowerClose
Y1 CompressorRelay
G FanRelay(coolingfanonly)
C 24VoltACTransformerCommon[note 1, 3]