PG
5
Find the step-by-step diagram for your system
• Select the reference page
with your wiring diagram and
set-up information below.
• The C-wire is optional but
preferred for Z-Wave and
ZigBee radio installations. It is
required for Wi-Fi installation.
Without a C-Wire the CT-32
will operate on batteries only
for about one year.
• Hot Water systems
accessories are on Page 18.
• If your combination of wires
is not above you can use the
wiring table at the end if the
install section to determine
your connections, contact
customer support for help.
G
C W Y RH RC G
6 Wire
Heat/Cool
From
HVAC
RC
C
Y
R
H
W
C W Y R G
5 Wire
Heat/Cool
F
rom
HVAC
G
C
Y
R
W
C W R G
4 Wire
Heat
F
rom
HVAC
C
R
G
W
F
rom
HVAC
C
W
C W R
R
3 Wire
Heat
WIRE
S
WIRE
S
WIRE
S
WIRE
S
G
R
C Wn Yn R G
Multi-stage Cool
Multi-Stage Heat
From
HVAC
Y
n
C
W
n
C B
or
O AUX
n
Y
n
R G
Multi-stage
Heat Pump
w/
Multi-stage
Aux Heat
From
HVAC
R
C
O
or
Wn
B
G
Yn
G
C B
or
O Y R G
5 Wire Heat Pump
w/o Aux Heat
From
HVAC
R
C
O
or
Y
B
WIRE
S
WIRES
WIRE
S
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