York EZ Zone Upgrade Manual Download Page 1 | Manualshive

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FA

N

COOL

1

COOL

2

HEA

T 1

HEA

T 2

BYP

ASS

OPEN

BYP

ASS

CLOSE

COMMUNICA

TION

ALARM

A

= ALL

ZONES

B

= EACH

ZONE

C

= H

VAC

UNIT/CLEAR

D

= ALARMS

# =

STEP/ENTER

*

= DECIMAL

+

+

+

+

Meridian

COOL

MODE

04-08-96

03:48PM

FRI

OCCUPIED

NO

ALARMS

2

8

5

0

A

C

B

D

1

7

4

*

3

9

6

#

YO

RK

Clear

Window

Area

6

5

4

DEC

7

MINUS

0

CLEAR

9

8

1

3

2

MENU

Override

Communication

ENTER

ESC

Alarm

System

Manager

-

Meridian

Plus

05/17/00

03:38PM

WED

OCCUPIED

NO

ALARMS

Heating

and

Air

Conditioning

®

FA

N

COOL

1

COOL

2

HEA

T 1

HEA

T 2

BYP

ASS

OPEN

BYP

ASS

CLOSE

COMMUNICA

TION

ALARM

A

= ALL

ZONES

B

= EACH

ZONE

C

= H

VA

C

UNIT/CLEAR

D

= ALARMS

# =

STEP/ENTER

*

= DECIMAL

+

+

+

+

Meridian

COOL

MODE

04-08-96

03:48PM

FRI

OCCUPIED

NO

ALARMS

2

8

5

0

A

C

B

D

1

7

4

*

3

9

6

#

YO

RK

EZ Zone

EZ Zone

EZ Zone

EZ Zone

EZ Zone

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T

T

T

To

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Upg

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Guide

Guide

Guide

Guide

Guide

036-21423-001 Rev. A (0602)

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Summary of Contents for EZ Zone

Page 1: ...tio n ENTER ESC Alarm System Manager Meridian Plus 05 17 00 03 38PM W ED OCCUPIED NO ALARMS Heating and Air Conditioning FAN COOL 1 COOL 2 HEAT 1 HEAT 2 BYPASS OPEN BYPASS CLOSE COM M UNIC ATIO N ALAR...

Page 2: ...ev A 0602 Supersedes Nothing Copyright 2002 York International Corp Meridian is a registered trademarkof York International Corp York International Corp assumes no responsibility for errors or omissio...

Page 3: ...rocedures 29 Ribbon Cable Installation 30 Upgrade Parts List Summary 31 Table of Figures Figure 1 Existing EZ Zone Master Controller Wiring 16 Figure 2 New Meridian Basic Controller Wiring 17 Figure 3...

Page 4: ...e York s Meridian Control Systems have continued in the York EZ Zone tradition of keeping the controls simple to install and use while enhancing the system to make it more applicable and in line with...

Page 5: ...advantage of many new enhancements including Damper actuators can be programmed for direct or reverse operation Full modulating economizer control capability including optional wetbulb economizer con...

Page 6: ...on Having the wrong component installed can cause im proper system operation The chart below depicts the difference in descriptions for the various comparable system components in the EZ Zone and Meri...

Page 7: ...ster Controllers No Central Display Or Computer Interface Is Desired See Example 1 On Pages 8 9 See Example 2 On Pages 10 11 See Example 3 On Pages 12 13 Upgrade A Simple EZ Zone Stand Alone System s...

Page 8: ...ler Board from the EZ Zone enclosure This will require the removal of 4 screws securing the board to the en closure base 5 Install the new Zone Manager board onto the exist ing enclosure base The new...

Page 9: ...owed Supply Air Temp Sensor To HVAC Unit Control Panel Zone Manager Bypass Air Damper Static Pressure Sensor 1 16 FA N CO OL 1 CO OL 2 HE AT 1 HE AT 2 BY PA SS OPE N BY PA SS CL OSE CO M M UN IC AT IO...

Page 10: ...e mounted to the Zone Manager board using the stand offs and screws included with the MiniLink The new Zone Manager board installation requires 6 plastic standoffs be inserted between the back of the...

Page 11: ...ne Manager To HVAC Unit Control Panel Bypass Air Damper Bypass Air Damper Static Pressure Sensor Static Pressure Sensor 1 1 16 16 Return Air Temp Sensor Outside Air Temp Sensor Return Air Temp Sensor...

Page 12: ...pages 26 27 for detailed EPROM installation instructions 6 Install the upgraded Master Interface board to the new Zone Manager board using the existing mounting hardware Install the new Zone Manager b...

Page 13: ...pers Allowed Supply Air Temp Sensor Supply Air Temp Sensor To OtherZone Managers Up to 30 Allowed On System To HVAC Unit Control Panel Network Loop Network Loop Local Loop To HVAC Unit Control Panel B...

Page 14: ...gurable constant volume unit controller that provides additional features which are not available with the standard CV control ler CV C controllers can be configured for applications requiring CO2 IAQ...

Page 15: ...mperature monitoring for control of all economizer equipped units on the Meridian system The Wetbulb Module includes an Outside Air Humidity Sensor for measuring outside air relative humidity and util...

Page 16: ...wiring All wiring should be connected per the specific Meridian system wiring diagrams on the following pages Static Pick up Static Pressure Sensor Supply Air Temp Sensor Splice As Required LO HI HVAC...

Page 17: ...Other Models Of Economizer Actuators Some Actuators Require Isolation Transformers In Order To Prevent Damage To The Controller Board WARNING Use Extreme Care When Wiring Economizer Actuators Never C...

Page 18: ...PORT PWR V4 V3 CLOSE OPEN FDBK REC GND GND 24VAC AUX1 OPEN K1 NETWORK LOOP Network Loop RS 485 19200 Baud To Other Zone Managers and or CommLink on System SH R T CLOSE K2 NE5090 ANALOG OUTPUTS A2 G T...

Page 19: ...n System Must Be Addressed As 17 Network Switch As Shown Must Be ON The Address For Each MiniLink Must Be Unique To The Other MiniLinks On The Network Loop Loop 1 MiniLink Should Be Addressed As 1 Loo...

Page 20: ...Y1 Cool Y2 Heat W1 Heat W2 24 VAC R Figure 5 Existing EZ Zone HVAC Wiring The EZ Zone Master Con troller relay outputs consist of a series of five double pole terminal blocks Wire jump ers between te...

Page 21: ...Temp Sensor Outdoor Air Temp Sensor Static Pick up Static Pressure Sensor Splice As Required LO HI Figure 7 Existing EZ Zone Master Controller Sensor Wiring The EZ Zone Master Controller sensor connec...

Page 22: ...The EZ Zone Master Con troller has two double pole terminal blocks for the by pass actuator connections These terminal blocks must be tied together by an exter nal jumper In addition the feedback con...

Page 23: ...Place Interface Module On Terminals P1 and P Figure 11 Honeywell Economizer Actuators Wiring Information When the HVAC units that are being upgraded to the Meridian system are equipped with either the...

Page 24: ...6 5 4 DEC 7 MINUS 0 CLEAR 9 8 1 3 2 MENU Override Communication ENTER ESC Alarm To MiniLink Or Next Device On Local Loop Line Voltage See Note 1 See Note 3 24VAC GND Required VA For Transformer Syste...

Page 25: ...etwork Loop Network Loop RS 485 19200 Baud See Note 3 Line Voltage See Note 1 24VAC Required VA For Transformer CommLink 14VA Max CommLink Is Supplied With 110 24VAC Power Supply If Desired A Transfor...

Page 26: ...grammed with the new Me ridian to EZ Zone software This chip must be replaced or the Modem Linc Central will not function with the Meridian sys tem CAUTION Power must be removed from the Modem Linc Ce...

Page 27: ...y pro grammed with the new Merid ian to EZ Zone software This chip must be replaced or the Master Interface Board will not function with the Meridian sys tem CAUTION Power must be removed from the Mas...

Page 28: ...J1 C3 R8 R7 R5 R6 R4 C2 C1 X1 74HC259 B31920PS U2 R1 R2 R3 CX2 Q1 16L8 32K R34 FLOW U8 RN1 CX8 U4 R18 CX4 8K RAM U3 CX3 U1 CX1 The EZ Zone Zone Controller EPROM chip must be replaced with the Meridian...

Page 29: ...wer is reapplied Pin 1 can be located by looking for the notch in the end of the chip Pin 1 on some chips is identified with a dot Be certain that pins are lined up in the socket before pressing the c...

Page 30: ...5090 ANALOG OUTPUTS A2 G TB2 A1 N O EXHAUST CONTACTS GND GND AUX3 AUX2 7824 D25 U14 VR3 R40 ADJUST 5 11V C27 7812 C26 VR2 D1 D3 D4 D2 PJ1 PRESSURE SENSOR JACK 5V R7 OAT RAT 12V SAT ANALOG INPUTS GND S...

Page 31: ...llation Instructions 2ZDS004700224 OE231 Duct Temperature Sensor 10kohm with 12 Probe used for Return or Supply Air Sensor Includes D uct Tem perature Sensor 2 W ire with 12 Long Probe 2ZOT004704424 O...

Page 32: ...ct to change without notice Printed in U S A Copyright by Unitary Products Group 2002 All rights reserved Unitary Products Group 5005 York Drive Norman OK 73069 036 21423 001 Rev A 0602 Supersedes Not...

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