TEC20x6(H)-4 and TEC20x6H-4+PIR Series Wireless Thermostat Controllers with Dehumidification
Capability, Fan Control, and Occupancy Sensing Capability
6
Table 2: TEC20x6(H)-4 and TEC20x6H-4+PIR Series Thermostat Controller Terminals
Terminal
Number
Terminal Label by Model
Function
TEC2016-4,
TEC2016H-4,
TEC2016H-4+PIR
(On/Off Control)
TEC2026-4,
TEC2026H-4,
TEC2026H-4+PIR
TEC2036-4,
TEC2036H-4,
TEC2036H-4+PIR
(On/Off or Floating
Control)
TEC2046-4,
TEC2046H-4,
TEC2046H-4+PIR,
TEC2056-4,
TEC2056H-4,
TEC2056H-4+PIR
(Proportional
0 to 10 VDC Control)
1
Fan-H
Fan-H
Fan-H
Fan On – High
2
Fan-M
Fan-M
Fan-M
Fan On – Medium
3
Fan-L
Fan-L
Fan-L
Fan On – Low
4
24 V~ Hot
24 V~ Hot
24 V~ Hot
24 VAC from Transformer
5
24 V~ Com
24 V~ Com
24 V~ Com
24 VAC from Transformer
(Common)
6
BO5 Aux
BO5 Aux
BO5 Aux
Auxiliary Binary Output
7
BO5 Aux
BO5 Aux
BO5 Aux
Auxiliary Binary Output
8
BO3
BO3
Blank
Open Heat
9
Blank
BO4
AO2
Close Heat
10
Blank
BO1
AO1
Open Cool
11
BO2
BO2
Blank
Close Cool
12
BI1
BI1
BI1
Configurable Binary Input 1
13
RS
RS
RS
Remote Sensor
14
Scom
Scom
Scom
Sensor Common
15
BI2
BI2
BI2
Configurable Binary Input 2
16
UI3
UI3
UI3
Configurable Universal Input 3
Figure 7: TEC20x6(H)-4 and TEC20x6H-4+PIR Series Thermostat Controller with
Same Power Source for Auxiliary Contact
F
IG
:TEC2
0x6
H
4_S
A
M
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
Same 24 VAC
Power Source for Auxiliary Output
(24 VAC Maximum)
Power and Fan
BO5
Aux
BO5
Aux
Aux Contact
(Isolated Common)
• Reheat
• Lighting
• On/Off Actuation
• Exhaust Fan
Aux
24 VAC
Thermostat Power
24 V~
Com
24 V~
Hot
Fan
-H
Fan
-M
Fan
-L