Honeywell Design and Application User Manual

Section 10 - W7340 and W7345 Economizer Module
101 Honeywell Economizers 63-8594-02
Wiring for W7340 and W7345
W7340 Typical Wiring
W7345 Typical Wiring.
P1
TR1
TR1
24 VAC
TR
TR
P
EXF
M23875
PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
OPTIONAL REMOTE MINIMUM POSITION POTENTIOMETER.
WHEN USING C7400 ENTHALPY SENSORS, CONNECT THE ENTHALPY SENSOR TO THE
HUMIDITY SENSOR TERMINALS. LEAVE THE TEMPERATURE SENSOR TERMINALS EMPTY.
1
2
3
3
3
3 3
2
R
B W
CCW
OPEN
MOD
BUS
CW
CLOSE
S963B
M7215
W7340
2-10 Vdc
FEEDBACK
OUTPUT
2-10 Vdc
CONTROL
SIGNAL INPUT
2-10 Vdc
FEEDBACK
INPUT
MIN POS/
DCV MIN
DCV
SETPOINT
2-10 Vdc
CONTROL
SIGNAL
OUTPUT
POWER
EXHAUST
CONTACTOR
MIXED
AIR TEMP
SENSOR
10K NTC
OUTDOOR
AIR TEMP
SENSOR
10K NTC
RETURN
AIR TEMP
SENSOR
10K NTC
C7600C
OUTDOOR
AIR
HUMIDITY
C7600C
RETURN
AIR
HUMIDITY
DCV
SENSOR
(0-10 Vdc)
MAT OAH OAT RAT RAH DCV
AE
B
C
+–+–
+– +– +–
+–
MOD BUS –
MOD BUS +
1
–
24 VAC
L1
L2
+
D
P1
TR1
TR1
24 VAC
TR
TR
P
MOD BUS –
MOD BUS +
M23876
PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
OPTIONAL REMOTE MINIMUM POSITION POTENTIOMETER.
1
1
2
2
R
B W
–
24 VAC
L1
L2
+
CCW
OPEN
MOD
BUS
CW
CLOSE
S963B
M7215
W7345
MINIMUM
POSITION
MIXED
AIR TEMP
SENSOR
10K NTC
MAT
+–
AE
B
C
D

Honeywell Design and Application Specifications

General

Brand	Honeywell
Model	Design and Application
Category	Controller
Language	English