Jade, Economizer module – Jade Range W7220 User Manual

Page 8

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JADE

ECONOMIZER MODULE

62-0331—11

8

Fig. 6. Economizer with Sylk bus sensor for enthalpy configuration with Honeywell MS3103 or MS3105 communicating

actuators.

Fig. 7. 2-position actuator.

C7400S

OUTSIDE AIR

TEMP/HUMIDITY (ENTHALPY)

SYLKBUS SENSOR

C7400S

RETURN AIR

TEMP/HUMIDITY (ENTHALPY)

SYLKBUS SENSOR

ROOF TOP UNIT

Y1O

Y2O
Y1I

Y2I

OCC

E-GND

Y1

G

W2

W1

Y2

O/B

OCC

W7220 ECONOMIZER CONTROLLER MODULE

THERMOSTAT

C R

C(-)

M32653D

IN THIS CONFIGURATION, 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

1

THE S-BUS COMPONENTS MAY BE DAISY CHAINED TO ANOTHER S-BUS

COMPONENT.

WHEN USING A HEAT PUMP THERMOSTAT, THERMOSTAT TERMINALS

MAY DIFFER: W1 MAY BE LABELED O OR B AND W2 MAY BE LABELED W.

WHEN USING A HEAT PUMP WITH DEFROST FEEDBACK, ADD AN

ISOLATION RELAY BETWEEN O AND C.

2

S-BUS
S-BUS

MAT

MAT

CO2

SENSOR

2-10 VDC

(OPTIONAL)

IAQ (2-10V)
IAQ COM
IAQ 24V
ACT (2-10V)

ACT COM

ACT 24V

MA TEMP

SENSOR

20K NTC

AUX1-0

AUX2-I

3

1

2

MS3103J

OR MS3105J

S-BUS

4

5

S-BUS

2

R(+)

24 VAC

3

3

4

1K1

1K1

4

1

2

ACTUATOR

EXH1 OR AUX1 O

NOTE: ON/OFF ACTUATORS CAN BE USED ON THE EXH1 OR AUX1

O TERMINAL WITH GROUND TO THE C TERMINAL. WHEN

PROGRAMMING THE EXH1 OR AUX1 O, THE % IS THE PERCENT

OPEN POSITION OF THE OUTDOOR AIR DAMPER WHEN THE

EXH1 OR AUX1 O TERMINAL IS ENERGIZED AND THE 2-POS

DAMPER GOES OPEN. IF USING THE AUX1 O TERMINAL

PROGRAM AUX1 O FOR EXH2.

C

M33409

V

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