Honeywell T7200D Product Data page 34

T7200D,E, T7300D,E,F AND Q7300 SERIES 2000 PROGRAMMABLE COMMERCIAL THERMOSTATS AND SUBBASES
X Y2
AS AS
COMPRESSOR
DISCHARGE
CONTACTOR 2
AIR
SENSOR
COMPRESSOR
CONTACTOR 1
1
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
2
USE ECONOMIZER INSTRUCTIONS FOR INSTALLATION INSTRUCTIONS.
3 USE A1 AND A2 WHEN CONTACTS ARE NORMALLY CLOSED IN OCCUPIED MODE.
4 CONNECT GND TO EARTH GROUND.
AS AS RC Y1
2
COMPRESSOR
CONTACTOR 1
DISCHARGE
AIR
SENSOR
FAN
RELAY
L1
(HOT)
L2
1
COOLING
TRANSFORMER
1
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD
PROTECTION AS REQUIRED.
2 JUMPER RC TERMINAL TO RH TERMINAL WHEN INSTALLED ON A
SYSTEM WITH ONE TRANSFORMER.
3 USE A1 AND A2 WHEN CONTACTS ARE NORMALLY CLOSED
IN OCCUPIED MODE. USE A2 AND A3 WHEN CONTACTS
ARE NORMALLY OPEN IN OCCUPIED MODE.
Fig. 31. Typical hookup of T7300F/Q7300H2029 in three-stage heat and three-stage cool conventional system.
63-4355—4
Y1 O E G W1
AUX.
HEAT
FAN
HEAT
RELAY
CHANGEOVER
VALVE
EM. HT.
RELAY
COOL
CHANGEOVER
VALVE
Fig. 30. Typical hookup of T7300F/Q7300H2003 in three-stage heat
and two-stage cool heat pump system (with O/B terminals).
SUBBASE
G Y2 Y3 X W3 W2
HEAT
COMPRESSOR
RELAY 2
CONTACTOR 2
COMPRESSOR
CONTACTOR 3
HEAT
HEAT
RELAY 3
RELAY 1
SUBBASE
3
A1 A2
B R C5 C4
CA5 CA4
T7147 REMOTE COMFORT ADJUST MODULE
ECONOMIZER
2
TRANSFORMER
3
C5 C4
W1 RH A1 A2 A3
ECONOMIZER
5
CA5 CA4
T7147 REMOTE COMFORT ADJUST MODULE
1
HEATING
TRANSFORMER
4
CONNECT GND TO EARTH GROUND.
5 USE ECONOMIZER INSTRUCTIONS FOR INSTALLATION DIRECTIONS.
34
C3 C2 C1 T T EB EB
CA2 CA1
CA3 T T
GND
4
1
L1
(HOT)
L2
M16056
EB EB
C3 C2 C1 T T
CA2 CA1
CA3 T T
GND
4
L1
(HOT)
L2
M16058
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