Advertisement
CORPORATE
NON-PROGRAMMABLE
FK4C
FAN
THERMOSTAT
MODEL AC
COIL
24 VAC HOT
R
R
24 VAC COM
C
C
HEAT STAGE 1
W/W1
W2
Y/Y2
Y/Y2
COOL STAGE 1
G
INDOOR FAN
G
W3
O
Y1
E
AIR
CONDITIONER
SEE
C
NOTE 2
L
NON-CORPORATE
NON-PROGRAMMABLE
THERMOSTAT
MODEL AC
24 VAC HOT
R
HEAT STAGE 1
W
COOL STAGE 1
Y
INDOOR FAN
G
Fig. 5—Typical 24-v Circuit Connections (Continued)
CORPORATE
PROGRAMMABLE
THERMOSTAT
MODEL AC
24 VAC HOT
INDOOR FAN
HEAT STAGE 1
COOL STAGE 1
NOT USED
NOT USED
24 VAC COM
NOT USED
NOT USED
OPTIONAL
OUTDOOR
SENSOR
CONNTECTION
A97047
FK4C
FAN
AIR
COIL
CONDITIONER
R
C
W2
C
NOTE 2
Y/Y2
G
W3
O
Y1
E
L
6
FK4C
FAN
COIL
CONDITIONER
R
R
G
G
W/W1
W2
Y/Y2
Y/Y2
0/W2
O
Y1
Y1/W2
W3
C
C
B
E
L
L
S1
S2
SEE
AIR
SEE
NOTE 2
C
A97048
A97049
Advertisement
