Ecojay SMartZone-4X User Manual

FRESH AIR (ECONOMIZER) THERMOSTAT
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DAMPER
1
Z1-PO
Z1-PC
RC
RH
COM
W2
O/B
Y1
Y2
G
EQUIPMENT
COM
DAMPER
2
Z2-PO
Z2-PC
COM
SMART LINK
1
GND
2
SA SENSOR
SA1
SA2
W1
EH
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SMARTZONE
DAMPER
3
Z3-PO
Z3-PC
COM
DAMPER
4
Z4-PO
Z4-PC
COM
FRESH AIR
SMARTZONE
4X
ZS4X
2.0
ADJUST SETTINGS
STAT
TYPE
8E
HI TEMP
LO TEMP
SUPPLY
PURGEDELAY ECO
POWER
24V
24C
R
EC
Y
G
O/B
W
ZONE
2
STAT
R
C
Y
G
O/B
W
C
ZONE
3
STAT
R
C
Y
G
O/B
W
ZONE
4
STAT
/
FA
R
C
Y
G
O/B
W
ZONE
1
STAT
BYPASS
DAMPER
SMARTZONE ECONOMIZER OPERATION
WHEN THE Y TERMINAL ON ZONE 4 IS ENERGIZED BY AN OUTDOOR SENSOR, A COOLING CALL FROM ANY OTHER THERMOSTAT (ZONE
1 – 3) WILL ACTIVATE ECONOMIZER MODE.
1. FRESH AIR DAMPER (Z-4) WILL OPEN
2. EQUIPMENT FAN (G) WILL ENERGIZE
3. ZONE DAMPERS CALLING FOR COOLING WILL OPEN
4. EQUIPMENT COMPRESSOR (Y1) WILL NOT ENERGIZE INITIALLY
5. IF THE SUPPLY TEMPERATURE DROPS BELOW THE LOW TEMP LIMIT**, THE FRESH AIR DAMPER WILL CLOSE BUT G WILL
CONTINUE TO RUN UNTIL THE SUPPLY TEMPERATURE RISES BACK ABOVE LOW TEMP LIMIT
6. ECONOMIZER MODE WILL STOP (FA DAMPER CLOSES) AND NORMAL COOLING (Y1) WILL START IF THE SUPPLY TEMPERATURE
RISES ABOVE THE ECONOMIZER HI TEMP LIMIT FOR 3 MINUTES. (SEE RIGHT TO SET THE ECONOMIZER HI TEMP LIMIT)
ECONOMIZER HI TEMP SETTING
TO SET THE ECONOMIZER HI TEMP LIMIT:
1. MAKE SURE ZONE 4 IS SET FOR “FA”
(SEE OTHER SIDE)
2. HOLD THE DOWN ▼BUTTON FOR 6 SECONDS AND RELEASE
3. “ECO AND HI TEMP” SHOULD FLASH ON THE DISPLAY, THEN
USE THE ▲▼BUTTONS TO SET
(DEFAULT = 60, RANGE = 58 – 68)
**NOTE: THE LOW TEMP LIMIT FOR ECONOMIZER IS THE SAME
AS THE “LO TEMP” LIMIT FOR EQUIPMENT CUT-OUT.
57.8
VENT
OFF AUTO
FREE COOL
OFF/AUTO
SETPOINT
FRESH AIR
OUTDOOR TEMP
3.5"
5.5"
VENT
ON/OFF
THERMOSTAT
USE THE UP AND DOWN ARROW BUTTONS TO ADJUST THE “OUTDOOR TEMPERATURE
SETPOINT” WHEN OUTSIDE AIR TEMPERATURE IS BELOW THIS SETPOINT, THE
SMARTZONE CONTROLLER WILL BE SET TO “ECONOMIZER MODE” (SEE BELOW)
OUTDOOR TEMP SETPOINT
PRESS THE “FREE COOL” BUTTON TO CHANGE FROM OFF TO AUTO.
OFF = OUTSIDE TEMPERATURE IS IGNORED AND THE ECONOMIZER OUTPUT (Y) IS
OFF REGARDLESS OF OUTSIDE TEMPEARTURE.
AUTO = WHEN OUTSIDE TEMPERATURE IS BELOW OUTDOOR TEMP SETPOINT THE
ECONOMIZER OUTPUT (Y) WILL BE ENERGIZED. WHEN OUTSIDE TEMPERATURE IS
ABOVE “OUTDOOR TEMP SETPOINT” THE ECONOMIZER OUTPUT (Y) IS OFF.
ECONOMIZER – OFF/AUTO
PRESS THE “VENT” BUTTON TO TURN ON OR OFF FRESH AIR. THIS WILL MAKE A
DEMAND CALL TO THE SMARTZONE CONTROLLER TO MANUALLY BRING ON FRESH AIR.
VENT (FRESH AIR) – ON/OFF
AFET
BUTTONS:
R (24V) C (24C)
OAS-1
NO CONNECT NO CONNECT
OAS-2
R (24V) O/B(FA OFF) G (FA VENT) Y (ECONOMIZER)
R
Y
G
O/B
W
C
ZONE
1
STAT
ZONE
4
STAT
OUTSIDE AIR
SENSOR (OAS)
PART # AFET
WIRING

Ecojay SMartZone-4X Specifications

General

Brand	Ecojay
Model	SMartZone-4X
Category	Controller
Language	English