Honeywell JADE W7220 Installation Instructions Manual page 5

1
MA TEMP
SENSOR
20K NTC
MA
MA
S-BUS
S-BUS
CO2 IAQ (2-10V)
SENSOR IAQ COM
2-10 VDC
IAQ 24V
(OPTIONAL)
ACT (2-10V)
ACT COM
ACT 24V
MS7503
3
1
Fig. 4. Economizer with Sylk Bus sensors for enthalpy configuration with a Honeywell MS7305 Direct Coupled Actuator.
W7220 ECONOMIZER CONTROLLER MODULE
2
MS7503
(OPTIONAL COMMUNICATING DCA)
OUTSIDE AIR
TEMP/HUMIDITY (ENTHALPY)
SYLKBUS SENSOR
DISCHARGE AIR
TEMP/HUMIDITY (ENTHALPY)
SYLKBUS SENSOR
24 VAC
1 IN THIS CONFIGURATION, THE MAT IS REQUIRED AND AN OPTIONAL DISCHARGE
AIR TEM/HUMIDITY (ENTHALPY) SYLKBUS SENSOR CAN BE ADDED FOR
ADVANCED CONTROL AS SHOWN IN THE LOWER LEFT OF THIS FIGURE.
2 IF THE COMMUNICATING ACTUATOR IS USED, IT IS CONNECTED TO THE S-BUS
TERMINALS USING 2-WIRE SYLKBUS
5
JADE™ ECONOMIZER MODULE
ROOF TOP UNIT
O/B Y1 W1
N Y2
SD-O/B
OCC
E-GND
AUX
Y2I
Y2O
Y1I
Y1O
C R
THERMOSTAT
WIRING.
G
W2
M32285
62-0331—03