Home > Owon Technology > Owon Technology PCT 523-W-TY Tuya WiFi 24VAC Thermostat User Guide
Owon Technology PCT 523-W-TY Tuya WiFi 24VAC Thermostat User Guide
Wiring diagrams
Thermostat Connectors:
Terminals
What it means
Rc
Rh
C
24VAC power from cooling transformer
24VAC primaꢁ for heating
24VAC common
1st stage Primaꢁ heating relay in conventional system
/ Auxiliaꢁ or Alternative 1st stage heat in heat pump
system
W1
W2
2nd stage Secondaꢁ heating relay in conventional
system / Auxiliaꢁ or Alternative 2nd stage heat in heat
pump system / Emergency heat
Y1
Y2
G
1st stage Primaꢁ compressor contactor
2nd stage Secondaꢁ compressor contactor
Fan relay
O/B
Changeover valve for heat pumps
Optional C-Wire Adapter terminal, combine signals from
the Y (cooling) and G (fan) wires into a single wire
S
29
| General | Details |
|---|---|
| Name | Owon Technology PCT 523-W-TY Tuya WiFi 24VAC Thermostat User Guide |
| Make | Owon Technology |
| Language | English |
| Filetype | PDF (Download) |
| File size | 1.75 MB |
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