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Honeywell VisionPRO TH8000 Series Touch Screen Programmable Thermostat User Guide

Installation Guide  
Wiring  
Wiring guide—conventional systems  
Shaded areas below apply only to TH8320/TH8321.  
1H/1C System (1 transformer)  
1H/1C System (2 transformers)  
Rc  
R
W
Y
Power [1]  
[R+Rc joined by jumper]  
Heat relay  
Compressor contactor  
Fan relay  
Rc  
R
W
Y
Power (cooling transformer) [1, 2]  
Power (heating transformer) [1, 2]  
Heat relay  
Compressor contactor  
Fan relay  
G
G
C
S1  
S2  
24VAC common [3]  
Optional outdoor/remote sensor  
Optional outdoor/remote sensor  
C
S1  
S2  
24VAC common [3, 4]  
Optional outdoor/remote sensor  
Optional outdoor/remote sensor  
Heat Only System  
Heat Only System With Fan  
Rc  
R
W
C
Power [1]  
[R+Rc joined by jumper]  
Heat relay  
Rc  
R
W
G
Power [1]  
[R+Rc joined by jumper]  
Heat relay  
24VAC common [3]  
Fan relay  
S1  
S2  
Optional outdoor/remote sensor  
Optional outdoor/remote sensor  
C
S1  
S2  
24VAC common [3]  
Optional outdoor/remote sensor  
Optional outdoor/remote sensor  
Heat Only System (Series 20)  
Cool Only System  
Rc  
R
W
Y
[R+Rc joined by jumper]  
Series 20 valve terminal “R” [1]  
Series 20 valve terminal “B”  
Series 20 valve terminal “W”  
24VAC common [3]  
Rc  
R
Power [1]  
[R+Rc joined by jumper]  
Compressor contactor  
Fan relay  
Y
G
C
S1  
S2  
Optional outdoor/remote sensor  
Optional outdoor/remote sensor  
C
S1  
S2  
24VAC common [3]  
Optional outdoor/remote sensor  
Optional outdoor/remote sensor  
2H/2C System (1 transformer)  
2H/2C System (2 transformers)  
Y2  
W2  
Rc  
R
W
Y
Cool relay 2  
Heat relay 2  
Power [1]  
[R+Rc joined by jumper]  
Heat relay 1  
Y2  
W2  
Rc  
R
Cool relay 2  
Heat relay 2  
Power (cooling transformer) [1, 2]  
Power (heating transformer) [1, 2]  
Heat relay 1  
Cool relay 1  
W
G
Fan relay  
Y
Cool relay 1  
C
S1  
S2  
24VAC common [3]  
Optional outdoor/remote sensor  
Optional outdoor/remote sensor  
G
C
S1  
S2  
Fan relay  
24VAC common [3, 4]  
Optional outdoor/remote sensor  
Optional outdoor/remote sensor  
See [notes] below  
[1] Power supply. Provide disconnect means and overload protection as required.  
[2] Remove jumper for 2-transformer systems.  
[3] Optional 24VAC common connection.  
[4] Common connection must come from cooling transformer.  
69-2693—01  
4
firealarmresources.com  
GeneralDetails
NameHoneywell VisionPRO TH8000 Series Touch Screen Programmable Thermostat User Guide
MakeHoneywell
LanguageEnglish
FiletypePDF (Download)
File size0.26 MB
Download PDF
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Honeywell VisionPRO TH8000 Series Touch Screen Programmable Thermostat User Guide