Honeywell W6215 Series Product Data page 20

W6215, W7215, W7460 ECONOMIZER LOGIC MODULES
M7415
+
P1
M7415
OUT
–
P
TR1 TR
L2
L1
(HOT)
1
Y1
Y2
W2
W1
G
RH
RC
6
X
T7300 OR T874
THERMOSTAT
1 POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD
PROTECTION AS REQUIRED. M7415 MOTOR MUST USE AN
INDEPENDENT TRANSFORMER.
2
ACTUATOR SPRING-RETURNS CLOSED WHEN FAN IS NOT RUNNING.
3
1S IS AN ELECTRONIC SWITCH THAT CLOSES WHEN POWERED
BY A 24 VAC INPUT.
63-2544—3
W7460B
1K
1S
3
2K
1S1
MINIMUM POSITION
ADJUSTMENT
FREE
Q
MAXIMUM
COOL
POSITION
ADJUSTMENT
ALARM AQ
UNIT
SD
CONTROL
EXHAUST
AC
FAN
INDOOR
OA
FAN
Fig. 19. W7460B used in two-stage cooling system with M7415 Motors.
TR1
TR
+
S O
+
S
620 OHM
+
S R
RESISTOR
5
5
2
1
3
4
C7150B MIXED
AIR OR
T1
T
C7046A
DISCHARGE
AIR SENSOR
P1
P
Q1
–
2-10 VDC
AQ1
INDOOR
+
AIR SENSOR
SD1
SHUT DOWN
AC1
AIR CHANGE
–
2-10 VDC
OA1
OUTDOOR
+
AIR SENSOR
C
Y1
Y2
W2
W1
G
R
HVAC EQUIPMENT
TERMINAL STRIP
4 FOR T7300, USE CONTACTS A1 AND A2 INSTEAD OF THE TIMER.
5 FACTORY INSTALLED 620 OHM, 1 WATT, 5% RESISTOR SHOULD BE REMOVED
ONLY WHEN A C7400 ENTHALPY SENSOR IS ADDED TO S R AND + FOR
DIFFERENTIAL ENTHALPY.
6 FOR T7300 ONLY.
20
C7400
OUTDOOR
AIR
ENTHALPY
SENSOR
T6031 AMBIENT
LOCKOUT
CONTROL
W 50° F SETPOINT
R
UNOCCUPIED
ST6008
TIMER
COOL 1
COOL 2
HEAT 2
HEAT 1
FAN
DELAY
RELAY
FDR
FAN
FDR
2
4
OCCUPIED
L2
1
L1
(HOT)
M11811A