Configuring the Thermostat
Product Manual 2CQA 100 014 B0001
│
2018-09-28
│
9
Setting
Description
Options
Image
Heating
system, first
stage (W1)
Defines type of
heater controlled by
W1 wire.
•
None
•
Natural Gas
•
Heat Pump
•
Propane
•
Oil
•
Electric
•
Hydro underfloor
•
Hydro radiator
Heating
system,
second stage
(W2)
Defines type of
heater controlled by
W2 wire.
•
None
•
Natural Gas
•
Heat Pump
•
Propane
•
Oil
•
Electric
•
Emergency
Heating
Cooling
system, first
stage (Y1)
Defines type of
device controlled by
Y1 wire.
•
None
•
Air
conditioning
•
Heat pump
Cooling
system,
second stage
(Y2)
Defines type of
device controlled by
Y2 wire.
•
None
•
Air
conditioning
•
Heat pump
•
Heat pump
reset (do not
use)
Heat pump
reversing
valve is
engaged …
(O/B)
Note:
For heat
pumps only.
Reversing valve
switches between
heating/cooling
mode of heat pump.
Setting defines
polarity of reversing
valve.
•
On cool
•
On heat
Type of
accessory
(ACC)
Defines type of
device controlled by
AUX/ACC wire.
•
Humidifier
(evaporative)
•
Humidifier
(steam)
•
Dehumidifier
(active closed)
•
Dehumidifier
(active open)
