York Z Millennium R410A Technical Guide Y TG 25 40 Ton Millennium, Synthesys Unitary Controller

: York Z-Millennium-R410A-Technical-Guide york-z-millennium-r410a-technical-guide-812246 york pdf

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282525-YTG-A-1206

FOR DISTRIBUTION USE ONLY - NOT TO BE USED AT POINT OF RETAIL SALE

ACRONYMS DESCRIPTION AND POINT

LISTING FOR YORK SYNTHESYS™ CV AND

V

AV/VFD CONTROLS.

N2 COMMUNICATION PROTOCOL

TECHNICAL

GUIDE

TECHNICAL

GUIDE

DESCRIPTION

A number of acronyms are used throughout the York

Synthesys™ Application and Installation manual. These

are specific to the Synthesys™ control. Acronyms are

used to refer to input and output hardware points and

software parameters such as timing delays and set

points. The acronyms used in the Synthesys™ manuals

are listed below.

TABLE 1: ACRONYM DESCRIPTIONS

Inputs:

APS - Air Proving Switch (Fan Status)

AQ - Air Quality (CO2 Sensor)

BS - Building Static Pressure

CS1-6 - Compressor Status

DF - Dirty Filter Status

DS - Duct Static Pressure

FS1/2 - Freeze Stat

FZR - Hot Water Coil Freeze Input

G - Thermostat input for Fan

LAR - Low Ambient Resistor

OAT - Outside Air Temperature

OCC - Building Occupied Status

P - Building Purge input

RAT - Return Air Temperature

SAT - Supply Air Temperature

SD - System Shutdown input

SO - Outside Air Enthalpy

SR - Return Air Enthalpy

SSA - Setpoint Adjust

ST - Space Temperature

W1 - First Stage Heating call from thermostat

W2 - Second Stage Heating from Tstat

Y1 - First Stage Cooling from Tstat

T2 - Second Stage Cooling from Tstat

Outputs:

C1-C4 - Cooling Outputs 1 through 4

CF1&2 - Condenser Fan Outputs

EC - Economizer Control Output

EAD - Exhaust Air Damper

EF - Exhaust Fan relay output

Fan - Supply Fan relay output

H1&H2 - Heating Stages 1 and 2 output

HW - Hot Water Valve output

PE - Power Exhaust System output

VC - VFD or IGV output

X - Relay for Alarm Status output

Miscellaneous:

AI - Analog Input

AO - Analog Output

BI - Binary Input same as

BO - Binary Output

CAV - Constant Air Volume

VAV - Variable Air Volume

VFD - Variable Frequency Drive

IGV - Inlet Guide Vane

IAQ - Indoor Air Quality

PI - Proportional-Integral Control

282525-YTG-A-1206

2Unitary Products

TABLE OF CONTENTS

DESCRIPTION

POINTS MAPPING LIST FOR YORK SYNTHESYS- CV . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

POINTS MAPPING LIST FOR YORK SYNTHESYS- VAV/VFD. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

282525-YTG-A-1206

Unitary Products 3

Points Mapping List for York Synthesys- CV

The list below provides point, address and long name description of accessible

I/O’s for the N2 communication option on the Synthesys™ control.

Points Mapping List for York Synthesys- CV (Constant Volume

V

ersion)- Control support for YK-UNT400-2. The points listed

below are available VIA N2 communication only !!

A

NALOG INPUTS (* Denotes OPERATO

R

-DEFINED AI)

Point Point

Type Address Long Name

---- ------- ------------------------

AI 1 Zone Temp

AI 2 Space Temp SP Offset

AI 3 IAQ Sensor

AI 5 Return Air Temp

AI 6 RA Rel Humid

AI 9 Tstat Interface

AI 10 LAR FZR

AI 11 SAT

AI 12 Building Static Pressure

AI 13 Outdoor Air Temp

AI 14 OA Rel Humid

BINARY INPUTS (* Denotes OPERATOR-DEFINED BI)

Point Point

Type Address Long Name

---- ------- ------------------------

BI 1 Compressor 1 Status

BI 2 Compressor 2 Status

BI 3 Compressor 3 Status

BI 4 Compressor 4 Status

BI 6 G

BI 7 BI Occupied

BI 8 FreezeStat 1

BI 9 FreezeStat 2

BI 10 Dirty Filter Switch

BI 11 Air Proving Switch

BI 13 BI Shutdown

BI 14 BI Purge

A

NALOG OUTPUTS (* Denotes OPERATO

R

-DEFINED AO)

Point Point

Type Address Long Name

---- ------- ------------------------

AO 1 Econ Damper

AO 2 Exhaust Damper

AO 4 Hot Water Valve

BINARY OUTPUTS (* Denotes OPERATOR-DEFINED BO)

Point Point

282525-YTG-A-1206

4Unitary Products

Type Address Long Name

---- ------- ------------------------

BO 1 Cool 1

BO 2 Cool 2

BO 3 Cool 3

BO 4 Cool 4

BO 5 Condensor Fan 1

BO 6 Condensor Fan 2

BO 8 Heat 1

BO 9 Heat 2

BO 11 SUPPLY FAN

BO 12 EXHAUST FAN

BO 13 X

PARAMETERS (* Denotes MONITOR ONLY Parameters)

Point Point

Type Address Long Name Short Name Value

----- ------- ------------------------ ---------- -------

Sensor Enables

BD 70 Space Sensor Enable SpcSnsEn 0

Fan

BD 80 Fan Overrun FanOver 0

BD 79 FanOnSensorMode FanOnSen 1

UnoccOvrdTime

ADF 92 Unoccupied O

v

rd Time UnOvrdTm 60

Limits

ADF 65 Cooling Lockout On OAT ClgLckOA 45.0

ADF 66 Heating Lockout On OAT HtgLckOA 75.0

ADF 74 Comp 1 Trip Limit Cmp1

T

rip 45.0

ADF 75 Comp 2 Trip Limit Cmp2Trip 50.0

ADF 76 Comp 3 Trip Limit Cmp3Trip 50.0

ADF 77 Comp 4 Trip Limit Cmp4Trip 50.0

Economizer

ADF 78 OA Enth Number OAEntH 27.0

ADF 67 Econ First Stage Setpt 1stStgSP 55.0

ADF 68 Econ Second Stage Setpt 2ndStgSP 50.0

BD 71 EconLdgToCntrlSAT EcnLdg 1

ADF 81 MinPos MinPos 20.0

ADF 71 MaxEconPosForDemandVent MxEcnDV 50.0

ADF 98 Econ Ldg Of Heating SP EcnLdgHt 150.0

Power Exhaust

ADF 207 Maximum EF Off Time MaxEFOff 40.0

ADF 79 EF Turn On Setpoint EFOnSP 60.0

ADF 80 EF Turn Off Setpoint EFOffSP 20.0

ADF 201 Maximum EF On Time MaxEFOn 6.0

ADF 72 Bldg Pressure Setpoint BldgSP 0.1

ADF 90 EAD Turn On SP EADOnSP 80.0

ADF 91 EAD Turn Off SP EADOffSp 20.0

282525-YTG-A-1206

Unitary Products 5

Points Mapping List for York Synthesys- VAV/VFD

Setpoints

ADF 82 Occ Cooling Setpoint OccClgSP 72.0

ADF 83 Unocc Cooling Setpoint UnClgSP 85.0

ADF 84 Occ Heating Setpoint OccHtgSP 68.0

ADF 85 Unocc Heating Setpoint UnHtgSP 60.0

ADF 70 Space Setpoint Offset SpcSPOff 3.0

ADF 86 Demand Ventilation Setpt DmdVntSP 1000

ADF 87 IAQ Sensor Range IAQSnsRg 5000

ADF 88 Hydronic 1st Stg SP Hyd1stSP 130.0

ADF 89 Hydronic 2nd Stg SP Hyd2ndSP 145.0

ADF 93 SAT Alarm SP for Clg SATAmClg 100

ADF 94 SAT Alarm SP for Htg SATAmHtg 0

M

odes

BD 67 SAT Cntrl For Cooling SATClg 1

BD 84 Dirty Filter Sw Option DrtyFltr 0

BD 83 Alarm Input AlarmInp 0

BD 73 Cooling Mode Enable ClgMdEnb 1

BD 74 Heating Mode Enable HtgMdEnb 1

Sensor Fault Enable

BD 75 OAH Sensor Enable OAHSnsEn 0

BD 76 RAH Sensor Enable RAHSnsEn 0

BD 77 RAT Sensor Enable RATSnsEn 0

BD 87 BldgStatic Sensor Enable BldgSnsE 0

Comfort Ventilation

ADF 95 CVM Max Economizer Posn CVMMaxDp 80

BD 82 ComfortVentilationMode CVMode 0

ADF 96 CVM SAT Band Hi Setpt CVMHiSP 80.0

ADF 97 CVM SAT Band Low Setpt CVMLoSP 70.0

Points Mapping List for York Synthesys- VAV/VFD ( Variable

volume version)- Control support for YK-UNT401-2 The points

listed are available VIA N2 communication only !!

A

NALOG INPUTS (* Denotes OPERATO

R

-DEFINED AI)

Point Point

Type Address Long Name

---- ------- ------------------------

AI 1 Zone Temp

AI 2 Space Temp SP Offset

AI 3 IAQ Sensor

AI 4 Duct Static Pressure

AI 5 Return Air Temp

AI 6 RA Rel Humid

AI 9 Tstat Interface

AI 10 LAR FZR

AI 11 SAT

AI 12 Building Static Pressure

AI 13 Outdoor Air Temp

AI 14 OA Rel Humid

282525-YTG-A-1206

6Unitary Products

BINARY INPUTS (* Denotes OPERATOR-DEFINED BI)

Point Point

Type Address Long Name

---- ------- ------------------------

BI 1 Compressor 1 Status

BI 2 Compressor 2 Status

BI 3 Compressor 3 Status

BI 4 Compressor 4 Status

BI 6 G

BI 7 BI Occupied

BI 8 FreezeStat 1

BI 9 FreezeStat 2

BI 10 Dirty Filter Switch

BI 11 Air Proving Switch

BI 13 BI Shutdown

BI 14 BI Purge

A

NALOG OUTPUTS (* Denotes OPERATOR-DEFINED AO)

Point Point

Type Address Long Name

---- ------- ------------------------

AO 1 Econ Damper

AO 2 Exhaust Damper

AO 3 VFD IGV Command

AO 4 Hot Water Valve

BINARY OUTPUTS (* Denotes OPERATOR-DEFINED BO)

Point Point

Type Address Long Name

---- ------- ------------------------

BO 1 Cool 1

BO 2 Cool 2

BO 3 Cool 3

BO 4 Cool 4

BO 5 Condensor Fan 1

BO 6 Condensor Fan 2

BO 8 Heat 1

BO 9 Heat 2

BO 11 SUPPLY FAN

BO 12 EXHAUST FAN

BO 13 X

PARAMETERS (* Denotes MONITOR ONLY Parameters)

Point Point

Type Address Long Name Short Name Value

----- ------- ------------------------ ---------- -------

Sensor Enables

BD 70 Space Sensor Enable SpcSnsEn 0

282525-YTG-A-1206

Unitary Products 7

Fan

BD 80 Fan Overrun FanOver 0

UnoccOvrdTime

ADF 92 Unoccupied Ovrd Time UnOvrdTm 60

Limits

ADF 65 Cooling Lockout On OAT ClgLckOA 45.0

ADF 66 Heating Lockout On OAT HtgLckOA 75.0

ADF 74 Comp 1 Trip Limit Cmp1Trip 45.0

ADF 75 Comp 2 Trip Limit Cmp2Trip 50.0

ADF 76 Comp 3 Trip Limit

C

mp3Trip 50.0

ADF 77 Comp 4 Trip Limit Cmp4Trip 50.0

Economizer

ADF 78 OA Enth Number OAEntH 27.0

BD 71 EconLdgToCntrlSAT EcnLdg 1

ADF 81 MinPos MinPos 20.0

ADF 71 MaxEconPosForDemandVent MxEcnDV 50.0

ADF 98 Econ Ldg Of Heating SP EcnLdgHt 150.0

Power Exhaust

ADF 207 Maximum EF Off Time MaxEFOff 40.0

ADF 79 EF Turn On Setpoint EFOnSP 60.0

ADF 80 EF Turn Off Setpoint EFOffSP 20.0

ADF 201 Maximum EF On Time MaxEFOn 6.0

ADF 72 Bldg Pressure Setpoint BldgSP 0.1

ADF 90 EAD Turn On SP EADOnSP 80.0

ADF 91 EAD Turn Off SP EADOffSp 20.0

Setpoints

ADF 82 Occ Cooling Setpoint OccClgSP 72.0

ADF 83 Unocc Cooling Setpoint UnClgSP 85.0

ADF 84 Occ Heating Setpoint OccHtgSP 68.0

ADF 85 Unocc Heating Setpoint UnHtgSP 60.0

ADF 70 Space Setpoint Offset SpcSPOff 3.0

ADF 86 Demand Ventilation Setpt DmdVntSP 1000

ADF 87 IAQ Sensor Range IAQSnsRg 5000

ADF 88 Hydronic 1st Stg SP Hyd1stSP 130.0

ADF 89 Hydronic 2nd Stg SP Hyd2ndSP 145.0

ADF 93 SAT Alarm SP f

o

r Clg SATAmClg 100

ADF 94 SAT Alarm SP for Htg SATAmHtg 0

M

odes

BD 67 SAT Cntrl For Cooling SATClg 1

BD 84 Dirty Filter Sw Option DrtyFltr 0

BD 83 Alarm Input AlarmInp 0

BD 73 Cooling Mode Enable ClgMdEnb 1

BD 74 Heating Mode Enable HtgMdEnb 1

Sensor Fault Enable

BD 75 OAH Sensor Enable OAHSnsEn 0

BD 76 RAH Sensor Enable RAHSnsEn 0

BD 77 RAT Sensor Enable RATSnsEn 0

BD 87 BldgStatic Sensor Enable BldgSnsE 0

Subject to change without notice. Printed in U.S.A. 282525-YTG-A-1206

Copyright © by Unitary Products 2006. All rights reserved. Supersedes: 036-21498-001-A-0203

Unitary 5005 Norman

Products York OK

Group Drive 73069

For additional detailed information on the “Synthesys” control system

please refer to the Millennium/Synthesys Technical application and

programming guide. PN # 036-18201-000.

V

AV

ADF 110 Max MWU Time MxMWTm 120

ADF 100 VAV Setpt for SAT Reset VAVReset 72.0

ADF 101 VAV Low SAT

S

P for Clg VAVLowSP 55.0

ADF 102 VAV High SAT SP for Clg VAVHiSP 60.0

ADF 103 MWU RAT Setpoint MWRATSP 70.0

ADF 104 Duct Static High Limit DctHiLm 4.5

BD 110 NW MWU Command TBD 0

BD 111 Morning Warm Up MWU 0

ADF 105 Duct Static Prop Band DctPB -10.0

ADF 106 Duct Static Integ Time DctInt 50.0

ADF 107 Duct Static Pressure SP DctSP 1.5

BD 112 VAV Operation with Tstat VAVTstat 0

BD 113 VAV Occupied Heatin

g

VAVOccHt 0