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WTS32 Wireless Thermostat
950-0160revB February 2, 2012
13
Wiring Schematics for Conventional Systems - 2 stage cooling / 2 stage heating
COOL RELAY
HEAT RELAY
COOL RELAY
HEAT RELAY
Receiver
(Controller )
O
B
G
Y2
Y1
W2
E/W1
NC
R
C
FAN RELAY
24 VAC
NOTE:
When two transformers are in the system,
the smaller transformer must be eliminated
and 24 VAC power must be supplied to the
receiver. The UL approved transformer
remaining in the system must be capable of
handling both systems (cooling and heating).