Ecojay SMartZone-4X - User Manual

FIRMWARE VERSION SHOWN ON
DISPLAY AFTER RESET OR POWER UP
SMARTZONE-4X
FRESH AIR & ECONOMIZER GUIDE
CLOSED = ENABLED, OPEN = DISABLED
WHEN ZONE 4 IS CONFIGURED AS FRESH AIR, CONNECTING A SWITCH OR
SENSOR (24VAC) TO THE ZONE 4 THERMOSTAT TERMINALS WILL ACTIVATE
ADVANCED FRESH AIR FEATURES.
ADVANCED FRESH AIR
►Y = ECONOMIZER
►G = DEMAND FRESH AIR
►W = ONLY WITH EQUIPMENT
►O/B = FRESH AIR OFF
FOR BASIC FRESH AIR: DO NOT CONNECT THESE TERMINALS.
FRESH AIR CONFIGURATION
4
HI TEMP
LO TEMP
SUPPLY
PURGEDELAY ECO
FA
HI TEMP
LO TEMP
SUPPLY
PURGEDELAY ECO
2
3
PRESS ▲▼ TO SELECT
THE # OF MINUTES PER
HOUR FOR FRESH AIR RUN
TIME (IN 5 MINUTE
INCREMENTS)
PRESS STAT TYPE BUTTON
TO SELECT ZONE 4
PRESS UP▲ BUTTON
TO SELECT FA
PRESS STAT TYPE AGAIN
4
0
HI TEMP
LO TEMP
SUPPLY
PURGEDELAY ECO
I5
HI TEMP
LO TEMP
SUPPLY
PURGEDELAY ECO
5
PRESS STAT TYPE AGAIN
(OR WAIT 5 SECONDS) TO
STORE SETTINGS
1
SE
HI TEMP
LO TEMP
SUPPLY
PURGEDELAY ECO
ADJUST SETTINGS
STAT
TYPE
FA
HI TEMP
LO TEMP
SUPPLY
PURGEDELAY ECO
BASIC FRESH AIR OPERATION
SMARTZONE-4X WILL AUTOMATICALLY ENERGIZE FAN (G) AND OPEN THE FRESH
AIR DAMPER (ZONE 4) FOR A CONFIGURABLE # MINUTES PER HOUR (FRESH AIR
RUN TIME) FRESH AIR RUN-TIME IS ATTEMPTED DURING EQUIPMENT
CALLS BUT WILL BE COMPLETED AT THE END OF THE HOUR
AUTOMATICALLY TO SATISFY THE FRESH AIR RUN-TIME SET BY USER
EVEN IF EQUIPMENT HAS NOT RUN
R
Y
G
O/B
W
C
ZONE
1
STAT
ZONE
4
STAT
FOR MORE INFORMATION
ABOUT FRESH AIR SETUP SEE
“SMARTZONE INSTALL GUIDE”
AVAILABLE AT ECOJAY.COM
VERSION 8E FIRMWARE ONLY
Y = ECONOMIZER / FREE COOLING
(SEE BACK OF PAGE FOR DETAILS)
G = DEMAND FRESH AIR / VENT
TURN ON FRESH AIR MANUALLY, EQUIPMENT G WILL
ENERGIZE AND FRESH AIR DAMPER WILL OPEN
W = ONLY WITH EQUIPMENT
ENERGIZE THIS TERMINAL AND FRESH AIR WILL ONLY
RUN WITH EQUIPMENT RUN TIME (EVEN IF MORE MINUTES
HAVE BEEN SET FOR THE HOUR)
O/B = FRESH AIR OFF
FRESH AIR IS TOTALLY DISABLED, AUTOMATIC # MINUTES
PER HOUR RUN TIME, ECONOMIZER MODE, AND DEMAND
FRESH AIR ALL WILL NOT RUN.
ecojay
BYPASS
DUCT
EVAP.
COIL
(COOLING)
FURNACE
(HEATING)
RETURN AIR
BYPASS
DAMPER
PC
P0
COM
ecojay
24 vac (2VA)
POWER
OPEN/CLOSE
DAMPER
F
RESH
AIR
ecojay
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
ecojay
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
Z4-PO
COM
Z4-PC
DAMPER
4
57.8
VENT
OFF
AUTO
FREE COOL
OFF/AUTO
SETPOINT
FRESH AIR
OUTDOOR TEMP
VENT
ON/OFF
THERMOSTAT
.com
TAKE ADVANTAGE OF
CAPABILITIES BUILT-IN
SMARTZONE-4X WITH A
FRESH AIR DAMPER AND
ECONOMIZER “FRESH AIR”
THERMOSTAT.
BY AUTOMATICALLY
UTILIZING OUTSIDE AIR
INSTEAD OF
COMPRESSOR WHEN
ECONOMIZER INPUT IS
ENABLED, SAVE
EQUIPMENT RUN TIME
AND ENERGY.
USING OUTSIDE
AIR TEMPERATURE,
THE FRESH AIR
THERMOSTAT
WILL ENABLE
ECONOMIZER ON
SMARTZONE-4X
NOTE: A HUMIDITY OR ENTHALPY
SENSOR COULD ALSO BE USED
TO ENABLE ECONOMIZER.

Ecojay SMartZone-4X Specifications

General

Zones Supported	4
Power Source	24VAC
Number of Channels	4
Output Current	1A per zone
Protection	Overload, Short Circuit
Operating Temperature	-10°C to 50°C

Summary

Fresh Air Configuration Settings

Select Fresh Air Zone

Use STAT TYPE button to select Zone 4 for Fresh Air configuration.

Set Fresh Air Run Time

Set the number of minutes per hour for fresh air run time in 5-minute increments.

Store Fresh Air Settings

Store fresh air settings by pressing STAT TYPE or waiting 5 seconds.

Basic Fresh Air Operation

Automatic Fresh Air Activation

System automatically energizes fan and opens damper for configurable fresh air run time during equipment calls.

Advanced Fresh Air Features

Connect Advanced Controls

Connect switch/sensor to Zone 4 thermostat terminals to activate advanced fresh air features.

Basic Fresh Air Terminal Use

For basic fresh air, do not connect the advanced feature terminals.

Economizer Functionality

Utilize Outside Air

Fresh air thermostat enables economizer by using outside air temperature to utilize outside air instead of compressor.

SmartZone Economizer Operation

Economizer Mode Activation

Y terminal on Zone 4 energized by outdoor sensor activates economizer mode during cooling calls.

Economizer Mode Effects

Economizer mode opens FA damper, energizes fan, and prevents compressor use until temperature limits are met.

Fresh Air (Economizer) Thermostat Wiring

AFET Wiring Connections

Wiring diagram for the Fresh Air Thermostat (AFET) and its connection to the Outdoor Air Sensor (OAS).

Thermostat Button Functions

Adjust Outdoor Temp Setpoint

Use UP/DOWN buttons to set the outdoor temperature setpoint for economizer mode activation.

Toggle Economizer Mode

Press "Free Cool" button to toggle economizer control between OFF and AUTO based on outdoor temperature.

Manual Fresh Air Control

Press "Vent" button to manually turn fresh air ON/OFF, creating a demand call to the controller.