TEC3000 Series Single- or Two-Stage Economizer Thermostat Controllers Installation Instructions
9
Note:
Only one transformer is required for each TEC.
Figure 8: Staged Wiring Diagram - Heat Pump (See Table 2 for Terminal Identification)
Thermistor
FIG
:Mode
l 3 W
iri
ng_
o
u
tp
u
t
24 V
R SEN
24V
NET COM
SAT
OAD
COM
Supply/Aux
Thermistor
Vin
Common
Economizer
24 V
Compressor
1
Compressor
2
Y1
AUX
TB1
W2 SUP
Y2
G
AUX
FI
G
:M
o
d
el
3 W
iri
ng
_i
npu
t_
hea
tp
u
m
p
Common
RH
W1 OB
Outdoor Air Temp
O/B