JADE™ ECONOMIZER MODULE
9 63-2700—01
Economizer with Sylk Bus Sensors
A standalone economizer with Sylk Bus sensors has additional
sensors attached using Sylk Bus communications (see Fig. 9
and Fig. 10 on page 10). The Sylk Bus reduces wiring
requirements while providing additional functionality.
Fig. 9. Economizer with Sylk Bus sensors for enthalpy configuration with Honeywell M7215 black motor.
S-BUS
S-BUS
OUTSIDE AIR
TEMP/HUMIDITY (ENTHALPY)
SYLKBUS SENSOR
DISCHARGE AIR
TEMP/HUMIDITY (ENTHALPY)
SYLKBUS SENSOR
ROOF TOP UNIT
Y1O
Y2O
Y1I
Y2I
OCC
AUX
E-GND
Y1
G
W2
W1
Y2
O/B
N
W7220 ECONOMIZER CONTROLLER MODULE
THERMOSTAT
SD-O/B
MA
MA
C R
M28979
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.
1
MA TEMP
SENSOR
20K NTC
1
1
IF THE COMMUNICATING ACTUATOR IS USED, IT IS CONNECTED TO THE S-BUS
TERMINALS USING 2-WIRE SYLKBUS WIRING.
2
24 VAC
CO2
SENSOR
2-10 VDC
(OPTIONAL)
IAQ (2-10V)
IAQ COM
IAQ 24V
ACT (2-10V)
ACT COM
ACT 24V
M7215
(OPTIONAL COMMUNICATING DCA)
2
+
-
TR1
TR
IN
IN
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