Honeywell Q7300H User Manual
Page 17
T7300F/Q7300H SERIES 2000 COMMERCIAL THERMOSTATS AND COMMUNICATING SUBBASES
17
63-4365
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
C3
C5
CA1
T
CA2
CA4
CA3
CA5
T
T
Y2
COMPRESSOR
CONTACTOR 2
HEATING
TRANSFORMER
COOLING
TRANSFORMER
W3
Y3
HEAT
RELAY 2
COMPRESSOR
CONTACTOR 3
A2 A3
A1
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
Fig. 15. Typical hookup of T7300F/Q7300H in three-stage heat, three-stage cool conventional system.
L1
(HOT)
L2
M16059
LOW
SPEED
FAN
RELAY
GL
GH
R
SUBBASE
FC
Y
C1
T
T7147 REMOTE COMFORT
ADJUST MODULE
GND
C2
L1
(HOT)
L2
COOLING
RELAY
C4
C3
C5
CA1 T
CA2
CA4 CA3
CA5
T
T
X
TRANSFORMER
FAN TRANSFORMER
A2
A1
P1
P2
BM
DAMPER
CONTROL
RELAY
HIGH
SPEED
FAN
RELAY
RM
ML7984
VALVE
ACTUATOR
PUMP
INTERLOCK
RELAY
AS
AS
DISCHARGE
AIR
SENSOR
EB
EB
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
CONNECT GND TO EARTH GROUND.
SEE TABLE 2 FOR VALVE AND VALVE ACTUATOR MODELS.
1
1
1
2
2
3
3
LonWorks® BUS
LonWorks® BUS
Fig. 16. Typical hookup of T7300F/Q7300H in two-stage heat, one-stage cool conventional system.