7 Wire, 2 Stage Cooling. 2 Stage Heat Commerci_ Gas_" ElectricHeat*--,
ElectricCOC4,splitsystems& psc_ge units
O indudingCommeroal Heat Pumps
W2 Y2 R W1 YI G C
_ _ Thermostat
I
Commercial heat _umas do not have
b3e heat pump tumed on in _ setup.
m
L
>-<
E
24 vac common >_
C
fan mla_v _ G
comDressor relay
Y1
O
1st staae heat circuit _'_
Wl
24 vac return >_
R
2nd staqe compressor relay >K
Y2
2nd _tR_n_ h_t PJrrJlff _'_ N2
_ ffus_nge_ic heat,Fnisoptionmust
beselectedon duringadvancedsetup.
5 Wire, 1 Stage Cooling, 1 Stage Heat. Heat Pump*
O
RW_ylr_ r Noau.dlia_heat,residen_alHeatPumps,
W2 Y2 _ splitsystems& packageunits
Thermostat
J
J
24 vac common
fan relay
ComDressor relsv
reversino valve
"lf using_,l#_J heat pump, fNs op_on
mustbe seiectedofldudogadvancad_fup.
Poge7
24 vac return
L
>-<
X G
X
Y1
X
O
>-<
W1
R
Y2
X
W2