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T7200D,E, T7300D,E,F AND Q7300 SERIES 2000 PROGRAMMABLE COMMERCIAL THERMOSTATS AND SUBBASES
63-4355—434
Fig. 30. Typical hookup of T7300F/Q7300H2003 in three-stage heat
and two-stage cool heat pump system (with O/B terminals).
Fig. 31. Typical hookup of T7300F/Q7300H2029 in three-stage heat and three-stage cool conventional system.
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
USE ECONOMIZER INSTRUCTIONS FOR INSTALLATION INSTRUCTIONS.
USE A1 AND A2 WHEN CONTACTS ARE NORMALLY CLOSED IN OCCUPIED MODE.
CONNECT GND TO EARTH GROUND.
1
1
4
M16056
2
3
4
2
3
W1
L1
(HOT)
L2
Y1 O G
SUBBASE
X
EM. HT.
RELAY
R
C1 T
T7147 REMOTE COMFORT ADJUST MODULE
GND
B
C2
COMPRESSOR
CONTACTOR 1
C4 C3C5
CA1
T
CA2
CA4 CA3CA5
TEBEB
T
TRANSFORMER
E
AUX.
HEAT
HEAT
CHANGEOVER
VALVE
FAN
RELAY
COOL
CHANGEOVER
VALVE
A2A1
AS AS
DISCHARGE
AIR
SENSOR
Y2
COMPRESSOR
CONTACTOR 2
ECONOMIZER
LonWorks
®
BUS
LonWorks
®
BUS
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD
PROTECTION AS REQUIRED.
JUMPER RC TERMINAL TO RH TERMINAL WHEN INSTALLED ON A
SYSTEM WITH ONE TRANSFORMER.
USE A1 AND A2 WHEN CONTACTS ARE NORMALLY CLOSED
IN OCCUPIED MODE. USE A2 AND A3 WHEN CONTACTS
ARE NORMALLY OPEN IN OCCUPIED MODE.
1
1
1
4
5
M16058
2
2
3
4
5
3
HEAT
RELAY 3
W2
L1
(HOT)
L2
FAN
RELAY
Y1 G X
SUBBASE
RC RH
C1 T
T7147 REMOTE COMFORT ADJUST MODULE
GND
W1
C2
L1
(HOT)
L2
COMPRESSOR
CONTACTOR 1
C4 C3C5
CA1
T
CA2
CA4 CA3CA5
T
T
Y2
COMPRESSOR
CONTACTOR 2
HEATING
TRANSFORMER
COOLING
TRANSFORMER
W3Y3
HEAT
RELAY 2
COMPRESSOR
CONTACTOR 3
A2 A3A1
ECONOMIZER
AS AS
DISCHARGE
AIR
SENSOR
HEAT
RELAY 1
CONNECT GND TO EARTH GROUND.
USE ECONOMIZER INSTRUCTIONS FOR INSTALLATION DIRECTIONS.
EB EB
LonWorks
®
BUS
LonWorks
®
BUS