TEC20x6(H)-4 and TEC20x6H-4+PIR Series Wireless Thermostat Controllers with Dehumidification
Capability, Fan Control, and Occupancy Sensing Capability
5
See Figure 5, Figure 6, Figure 7, and Table 2 for
information on wiring the thermostat controllers.
Fan
-H
6 7 8
Three-Pole
Right Top
Connector
Eight-Pole Bottom Connector
BO2
BO5
Aux
BO5
Aux
Scom
BO1/
AO1
UI3
BI1
BI2
BO3
Fan
-M
Fan
-L
24 V~
Hot
24 V~
Com
BO4/
AO2
RS
Five-Pole
Left Top Connector
9 10 11 12 13 14 15 16
1 2 3 4 5
F
IG
:T
E
C
2
0
x
6
H
2
_
T
R
M
N
L
S
Figure 5: TEC20x6(H)-4 and TEC20x6H-4+PIR
Series Thermostat Controller Terminals
Figure 6: TEC20x6(H)-4 and TEC20x6H-4+PIR Series Thermostat Controller
with
Separate Power Source for Auxiliary Contact
F
IG
:TEC2
0x6
H
4_S
EP
BI2
UI3
BI1
Scom
- OR -
Remote Inputs
Supply Sensor
Changeover Sensor
Voltage-Free
Contact
• COC/NH
Normally Heat
Closed Contact
= Cold Water
• COC/NC
Normally Cool
Closed Contact
= Hot Water
Voltage-Free
Contact
• Door
• Remote
Override
• Filter Alarm
• Service Alarm
Voltage-Free
Contact
• Remote NSB
• Motion
• Window
Separate 24 VAC
Power Source for Auxiliary Output
(24 VAC Maximum)
BO5
Aux
BO5
Aux
24 VAC
Thermostat Power
24 V~
Com
24 V~
Hot
Power and Fan
Aux Contact
(Isolated Common)
• Reheat
• Lighting
• On/Off Actuation
• Exhaust Fan
Aux
Fan
-H
Fan
-M
Fan
-L
