FlexSys BACnet
®
MS/TP Networked Thermostat
TEC - 2647 - 4
Model:
©2016 Johnson Controls | The performance specications are nominal and conform to acceptable industry standards. For applications at conditions beyond these specications, consult the local
Johnson Controls ofce. Johnson Controls, Inc. shall not be liable for damages resulting from misapplication or misuse of its products.
© 2016 AirFixture, LLC
7
Installation / Operation Manual
V160916
TEC26x7-4 Series BACnet® MS/TP Networked Thermostat Controllers with Two Outputs Installation
Instructions
7
Figure 9: Wiring the TEC2647-4 Thermostat Controller for Proportional 0 to 10 VDC Control
(Pressure-Dependent VAV Heating/Cooling with Changeover)
F
I
G
:t
e
c
2
6
4
7
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h
tn
g
_
c
l
n
g
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c
h
n
g
v
r
Sensor
Room Temperature Control Thermostat
(Minimum and Maximum Position
Adjusted on Actuator)
Proportional
Actuator
Supply Air
Temperature Sensor
UI3 COS
24 V~ Com
24 V~ Hot
Figure 10: Wiring the TEC2627-4 Thermostat Controller for Floating Control
(Pressure-Dependent VAV Heating Cooling with Changeover and Reheat)
F
I
G
:
te
c
2
6
2
7
_
h
t
n
g
_
c
ln
g
_
c
h
n
g
v
r
Changeover
Sensor
Room Temperature Control Thermostat
(Minimum and Maximum Position
Adjusted on Actuator)
Heating/Cooling
and On/Off
Duct Heater
Floating
Actuator
Supply Air
Temperature Sensor
1
C
UI3 COS
24 V~ Com
24 V~ Hot
Figure 11: Wiring the TEC2647-4 Thermostat Controller for Proportional 0 to 10 VDC Control
(Pressure-Dependent VAV Heating/Cooling with Changeover and Reheat)
F
I
G
:t
e
c
2
6
4
7
_
h
tn
g
_
c
ln
g
_
c
h
n
g
v
r
_
r
h
t
Changeover
Sensor
Room Temperature Control Thermostat
(Minimum and Maximum Position
Adjusted on Actuator)
Heating/Cooling
and On/Off
Duct Heater
Proportional
Actuator
Supply Air
Temperature Sensor
UI3 COS
24 V~ Com
24 V~ Hot
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