
TEC3000 Series On/Off or Floating Fan Coil and Individual Zone Thermostat Controllers with Dehumidification
Capability Installation Instructions
10
Notes:
•
For VAV and 2-pipe systems, connect the valve to the heating output.
•
Only one transformer is required for each TEC.
Figure 7: Floating Wiring Diagram (See Table 2 for Terminal Identification)
F
IG
:M
ode
l 1
W
ir
ing_
fl
oa
ti
ng_
out
pu
t
Zone Temp
Thermistor
SupplyTemp
Switch
24 V
Vin
Common
R SEN
24V
NET COM
COS
VSF
COM
SupplyTemp
Thermistor
EC Motor
or
24 V
High
Med
FAN H
AUX
TB1
CLG C
Low
Fan
on
Fan
Heating
FAN M
FAN L
AUX
FI
G
:M
o
del
1
W
ir
in
g_f
lo
at
ing_
in
p
u
t
Open
Hot
Close
Open
Hot
Close