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Honeywell TH5000 Series FocusPRO Non-Programmable Digital Thermostat Installation Guide
Installation Guide
Wiring
Wiring guide — conventional systems
Shaded areas below apply only to TH5320U/TH5220D or as otherwise noted.
1H/1C System
(1 transformer)
Heat-only System
with Fan
G
W
C
R
Rc
G
W
C
Y
R
Rc
Rc
R
Y
C
W
G
Power [1]
[R+Rc joined by jumper]
Compressor contactor
24VAC common [3]
Heat relay
Rc
R
C
W
G
Power [1]
[R+Rc joined by jumper]
24VAC common [3]
Heat relay
Fan relay
Fan relay
Cool-only System
Heat-only System
G
C Y R Rc
Rc
R
Y
C
G
Power [1]
W
C
R Rc
Rc
R
Power [1]
[R+Rc joined by jumper]
Compressor contactor
24VAC common [3]
Fan relay
[R+Rc joined by jumper]
24VAC common [3]
Heat relay
C
W
Heat-only System
(Series 20) [5]
2H/2C System
(1 transformer) [6]
W
C Y R Rc
Y2 W2 G
W C Y R Rc
Rc
R
Y
[R+Rc joined by jumper]
Rc
R
Y
Power [1]
[R+Rc joined by jumper]
Compressor contactor (stage 1)
24VAC common [3]
Series 20 valve terminal “R” [1]
Series 20 valve terminal “W”
24VAC common [3]
C
C
W
Series 20 valve terminal “B”
W
G
W2
Y2
Heat relay (stage 1)
Fan relay
Heat relay (stage 2)
Compressor contactor (stage 2)
Heat-only System
(normally open zone valve) [5]
C
Y
R
Rc
Rc
R
Y
[R+Rc joined by jumper]
Power [1]
Normally open zone valve
24VAC common [3]
2H/2C System
(2 transformers) [6]
Y2 W2
G
W
C
Y
R
Rc
C
Rc
R
Y
C
W
G
Power (cooling transformer) [1, 2]
Power (heating transformer) [1, 2]
Compressor contactor (stage 1)
24VAC common [3, 4]
Heat relay (stage 1)
Fan relay
1H/1C System
(2 transformers)
G
W
C
Y
R
Rc
Rc
R
Y
C
W
G
Power (cooling transformer) [1, 2]
Power (heating transformer) [1, 2]
Compressor contactor
24VAC common [3, 4]
Heat relay
W2
Y2
Heat relay (stage 2)
Compressor contactor (stage 2)
Fan relay
See [notes] below
[7] In Installer Setup, set changeover valve to
O or B.
[8] In Installer Setup, set system type to
2Heat/1Cool Heat Pump.
NOTES
Wire specifications:
Use 18- to 22-gauge thermostat wire.
Shielded cable is not required.
[9] In Installer Setup, set system type to
2Heat/2Cool Heat Pump.
[1] Power supply. Provide disconnect means
and overload protection as required.
[10] In Installer Setup, set system type to
3Heat/2Cool Heat Pump.
[2] Remove jumper for 2-transformer systems.
[3] Optional 24VAC common connection.
[11] L terminal sends a continuous output when
thermostat is set to Em. Heat. Connect
to Honeywell zoning panels to switch the
panel to Emergency Heat.
[12] Install field jumper between Aux and E if
there is no emergency heat relay.
[4] Common connection must come from
cooling transformer.
[5] In Installer Setup, set system type to
Heat Only.
[6] In Installer Setup, set system type to
2Heat/2Cool Conventional.
ꢂ
| General | Details |
|---|---|
| Name | Honeywell TH5000 Series FocusPRO Non-Programmable Digital Thermostat Installation Guide |
| Make | Honeywell |
| Language | English |
| Filetype | PDF (Download) |
| File size | 0.53 MB |

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