Honeywell T7350 Manual Do Utilizador

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T7350 COMMERCIAL PROGRAMMABLE THERMOSTAT
25
63-2605—5
WIRING DIAGRAMS (FIG. 17-25)
Fig. 17. Typical hookup of T7350A in two-stage heat and one-stage cool conventional system 
with two transformers.
Fig. 18. Typical hookup of T7350B in two-stage heat and two-stage cool conventional system 
with two transformers.
POWER SUPPLY.  PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
WHEN INSTALLED ON A SYSTEM WITH TWO TRANSFORMERS, REMOVE THE FACTORY-INSTALLED JUMPER.
1
M19764A
2
2
RC
X
SUBBASE
W1
G
Y1
AUX
RH
1
L1
(HOT)
L2
1
L1
(HOT)
L2
COMPRESSOR
CONTACTOR 1
HEATING 
TRANSFORMER
COOLING
TRANSFORMER
FAN
RELAY
HEAT
RELAY 2
HEAT
RELAY 1
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
M19765A
2
2
3
RC
X
SUBBASE
W1
G
T7770 REMOTE SENSOR
Y1
W2
Y2
AUX
RH
T5
T6
T7
T4
T3
DISCHARGE
AIR
SENSOR
OUTDOOR
AIR
SENSOR
OS
OS
AS
AS
1
3
L1
(HOT)
L2
1
L1
(HOT)
L2
COMPRESSOR
CONTACTOR 1
COMPRESSOR
CONTACTOR 2
HEATING 
TRANSFORMER
COOLING
TRANSFORMER
HEAT
RELAY 1
1
2
3
4
5
6
7
8
9
FAN
RELAY
ECONOMIZER
HEAT
RELAY 2