T7350 commercial programmable thermostat – Honeywell COMMERCIAL PROGRAMMABLE T7350 User Manual
Page 14
T7350 COMMERCIAL PROGRAMMABLE THERMOSTAT
63-4368
14
Fig. 11. Typical hookup of T7350H1017 for system with two independent heat stages (one modulating), two independent
cool stages (one modulating), and two transformers.
Fig. 12. Typical hookup of T7350H1017 for system with two independent heat stages (one modulating), two independent
cool stages (one modulating), and three transformers.
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
WHEN INSTALLED ON A SYSTEM WITH TWO TRANSFORMERS, REMOVE THE FACTORY-INSTALLED JUMPER.
USE ECONOMIZER INSTRUCTIONS FOR INSTALLATION DIRECTIONS.
1
M22498
2
2
3
RC
X
SUBBASE
W1
G
AUX
T7770 REMOTE SENSOR
Y1
AH
AC
AUX
RH
T5
T6
T7
T4
T3
DISCHARGE
AIR
SENSOR
OUTDOOR
AIR
SENSOR
MOTION
SENSOR
HUMIDITY
SENSOR
M
OS
OS
AS
AX
AS
M
HC
HP
HS
EB
EB
1
3
HEATING
TRANSFORMER
COOLING
TRANSFORMER
L2
1
L2
COMPRESSOR
CONTACTOR 1
HEAT
RELAY 1
1
2
3
4
5
6
7
8
9
FAN
RELAY
ECONOMIZER
MODULATING
HEAT
(4-20 mA)
–
+
MODULATING
COOL
(4-20 mA)
–
+
R
X
R
X
L
ON
W
ORKS
®
BUS
L
ON
W
ORKS
®
BUS
L1
(HOT)
L1
(HOT)
M22491
2
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
WHEN INSTALLED ON A SYSTEM WITH TWO TRANSFORMERS, REMOVE THE FACTORY-INSTALLED JUMPER.
USE ECONOMIZER INSTRUCTIONS FOR INSTALLATION DIRECTIONS.
1
2
3
RC
X
SUBBASE
W1
G
T7770 REMOTE SENSOR
Y1
MH
MC
AUX
RH
T5
T6
T7
T4
T3
DISCHARGE
AIR
SENSOR
OUTDOOR
AIR
SENSOR
MOTION
SENSOR
HUMIDITY
SENSOR
M
OS
OS
AS
MX
AS
M
HC
HP
HS
1
3
L1
(HOT)
HEATING
TRANSFORMER
L2
COOLING
TRANSFORMER
1
L2
COMPRESSOR
CONTACTOR 1
HEAT
RELAY 1
1
2
3
4
5
6
7
8
9
FAN
RELAY
ECONOMIZER
MODULATING
HEAT
(4-20 mA)
–
+
MODULATING
COOL
(4-20 mA)
–
+
R
X
R
X
L2
AUXILIARY
TRANSFORMER
AUX
L
ON
W
ORKS
®
BUS
L
ON
W
ORKS
®
BUS
L1
(HOT)
L1
(HOT)