Ecojay SMartZone-2X Installation, Specification & Operation Download Page 1

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eco

jay

ZONING GUIDE

Installation, 

Specification & 

Operation

P

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 1

24V

24C

Z1-PO

Z1-PC

ADJUST SETTINGS

RC

RH

COM

W2

O/B

Y1

Y2

G

E

Q

U

IP

M

E

N

T

REMOVE TO SEPARATE 
RC & RH TERMINALS

COM

Z

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 1

 S

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T

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EC

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O/B

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 2

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O/B

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 2

Z2-PO

Z2-PC

COM

C

STAT

 TYPE

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T

 L

IN

K

1

GND

2

S

A

 S

E

N

S

O

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SA1

SA2

W1

EH

I88

HI TEMP
LO TEMP

SUPPLY

PURGE

DELAY ECO

RESET

HEAT PUMP
B
DUAL FUEL

ELECTRIC

GAS/ELECT

RVS. VLV. O

NORMAL

FAN GAS

LOCKOUT

2

nd

 STAGE

SMART LINK

ZONES (1 – 4)

ZONES (5 – 8)

ecojay

SmartZone

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 3

 S

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O/B

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 4

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 o

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 3

Z3-PO

Z3-PC

COM

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 4

Z4-PO

Z4-PC

COM

FRESH AIR

3

0

0

 m

A

SmartZone-4X 

(ZS4X-2.0) 4 ZONE

ecojay.com 

 

888-523-ECOJ

(3265)

HEAT PUMP

 OR 

GAS/ELECTRIC 

THERMOSTAT

SPARE FUSE 

INCLUDED

FULL STATUS

DIGITAL 

DISPLAY

STATUS LEDs 

SHOW HEAT or 

COOL  CALLS

(No Voltmeter 

Required) 

EXCLUSIVE “ECO” 

FOR ENHANCED 

CONTROL

QUICK

SCREWLESS

TERMINALS

SmartZone

4X

ZS4X 

2.0

SCAN WITH 

SMARTPHONE FOR 

MORE INFO

FRESH AIR 

CONTROL

 (4X ONLY)

STATUS LEDs SHOW

DAMPER POSITION 

RED = CLOSED

GREEN = OPEN

USE ANY DAMPER

2-WIRE or 3-WIRE

(Power Open/Close, 

Spring Open, 

or Spring Close)

SIMPLE SETUP 

AND

CONFIGURATION

DUAL FUEL

CAPABILITY

COMPATIBLE EQUIPMENT:

GAS/FOSSIL FUEL/ELECTRIC

or

HEAT PUMP (Inc. DUAL FUEL)

up to

2-STAGE Cooling

3-STAGE Heating

SUPPLY AIR 

TEMP SENSOR 

INCLUDED

EXPANDABLE

TO 8 ZONES

p. 3

p. 6

p.6

p. 9

p. 7

p. 7

p. 4,5,7

p. 5

p. 12

p. 7

p. 4,7

2.0

ROUND AND 

RECTANGULAR

DAMPERS

Available in over 60 

different sizes and 

configurations!

DAMPER SIZING

 & DUCT DESIGN

p. 8,9

PLEASE REVIEW ENTIRE DOCUMENT BEFORE BEGINNING INSTALLATION

SmartZone-2X 

(ZS2X-2.0) 2 ZONE

BYPASS 

(PRESSURE 

RELIEF)

p. 10,11

Supply 

Damper

Bypass 

Damper

Summary of Contents for SMartZone-2X

Page 1: ...AT SPARE FUSE INCLUDED FULL STATUS DIGITAL DISPLAY STATUS LEDs SHOW HEAT or COOL CALLS No Voltmeter Required EXCLUSIVE ECO FOR ENHANCED CONTROL QUICK SCREWLESS TERMINALS SmartZone 4X ZS4X 2 0 SCAN WITH SMARTPHONE FOR MORE INFO FRESH AIR CONTROL 4X ONLY STATUS LEDs SHOW DAMPER POSITION RED CLOSED GREEN OPEN USE ANY DAMPER 2 WIRE or 3 WIRE Power Open Close Spring Open or Spring Close SIMPLE SETUP AN...

Page 2: ...models Gas electric and or heat pump stats can be used on heat pump equipment heat pump stat is required on zone 1 only if emergency heat control is needed NOTE Use only gas electric stats with gas electric equipment DUCT DAMPERS PURGE TIME DELAY Time DELAY is designed for equipment protection After calls from all zones have been satisfied and the equipment is de energized a 3 minute Time DELAY wi...

Page 3: ... out can be adjusted up or down using the buttons See EQUIPMENT STAGING below for more details SET HIGH TEMP LIMIT CUT OUT SET LOW TEMP LIMIT CUT OUT IMPORTANT NOTE Changing either the LOW or HIGH temp limit will also affect the staging cut in and cut out temperatures settings Adjusting these can cause staging to occur sooner or later as needed See EQUIPMENT STAGING below for more details about ea...

Page 4: ...SUPPLY PLENUM ELECTRIC Auxiliary HEAT COIL RETURN AIR AIR FLOW Standard GE or All Electric Equipment Heat Pump Equipment Reversing valve energized in COOLING Reversing valve energized in HEATING Operates Aux Heat WITH compressor HP Only Operates Aux Heat WITHOUT compressor 2nd Stage Active Normal Operation 2nd Stage will not energize if only ONE zone open Energizes fan after 90 second delay in hea...

Page 5: ...ime cost and total number of dampers Connect dampers directly to the plenum with a starting collar and branch off smaller ducts going to different areas within the zones POWER DAMPERS Power Open Power Close dampers use three wires to power the damper open OR power it closed The zone panel is responsible for supplying a 24VAC signal to either the PO Power Open or PC Power Closed terminal of these d...

Page 6: ...on USE next size UP round bypass damper for any system with a single zone less than 200 CFM BYPASS DAMPER Pressure Relief A bypass system consists of a short duct connecting the supply plenum to the return air plenum A bypass damper is installed in this duct that opens closes automatically to maintain constant pressure inside the duct when zones open and close When the correct size bypass damper i...

Page 7: ...jay com Work Smart SmartZone B DUAL FUEL ELECTRIC VLV O NORMAL FAN GAS LOCKOUT 2nd STAGE SMART LINK ZONES 5 8 ZONES 1 4 SMART LINK 1 GND 2 DIP SWITCH 6 should be set to ZONES 5 8 on secondary SmartZone 4X ONLY ZONE 5 to 8 SUPPLY DAMPERS ZONE 5 to 8 THERMO STATS BLUE SmartLINK LED Flashing indicates communication established and working If LED is OFF or SOLID BLUE check SmartLINK cable wiring or tr...

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