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194
APPENDIX A
—
LOCAL DISPLAY TABLES (CONT)
MODE —
INPUTS
ITEM
EXPANSION
RANGE
UNITS
CCN POINT
WRITE STATUS
GEN.I
GENERAL INPUTS
PWR.F
Power Fault Input
Normal/Alarm
PWRFAULT
forcible
MFL.S
Main Filter Status Input
Clean/Dirty
FLTS
forcible
PFL.S
Post Filter Status Input
Clean/Dirty
PFLTS
forcible
G.FAN
Fan request from IGC
Off/On
IGCFAN
REMT
Remote Input State
Off/On
RMTIN
forcible
ENTH
Enth. Switch Read High?
No/Yes
ENTH
forcible
S.FN.S
Supply Fan Status Switch
Off/On
SFS
forcible
FRZ.S
Freeze Status Switch
Normal/Alarm
FRZ
forcible
PP.SW
Plenum Press.Safety Sw.
Low/High
PPS
forcible
AP.SS
Air Press.Safety Switch
Low/High
APS
forcible
DL.S1
Demand Limit Switch 1
Off/On
DMD_SW1
forcible
DL.S2
Demand Limit Switch 2
Off/On
DMD_SW2
forcible
DH.IN
Dehumidify Switch Input
Off/On
DHDISCIN
forcible
SF.BY
Supply Fan Bypass Input
Off/On
SFBYIN
forcible
PE.BY
Power Exh. Bypass Input
Off/On
PEBYIN
forcible
FD.BK
COMPRESSOR FEEDBACK
HPS.A
Circ A High Press. Switch
Low/High
CIRCAHPS
HPS.B
Circ B High Press. Switch
Low/High
CIRCBHPS
CS.A1
Compressor A1 Feedback
Off/On
CSB_A1
CS.A2
Compressor A2 Feedback
Off/On
CSB_A2
CS.A3
Compressor A3 Feedback
Off/On
CSB_A3
CS.A4
Compressor A4 Feedback
Off/On
CSB_A4
CS.B1
Compressor B1 Feedback
Off/On
CSB_B1
CS.B2
Compressor B2 Feedback
Off/On
CSB_B2
CS.B3
Compressor B3 Feedback
Off/On
CSB_B3
CS.B4
Compressor B4 Feedback
Off/On
CSB_B4
STAT
THERMOSTAT INPUTS
G
Thermostat G Input
Off/On
G
forcible
W1
Thermostat W1 Input
Off/On
W1
forcible
W2
Thermostat W2 Input
Off/On
W2
forcible
Y1
Thermostat Y1 Input
Off/On
Y1
forcible
Y2
Thermostat Y2 Input
Off/On
Y2
forcible
FIRE
FIRE-SMOKE INPUTS
FSD
Fire Shutdown Input
Normal/Alarm
FSD
forcible
PRES
Pressurization Input
Normal/Alarm
PRES
forcible
EVAC
Evacuation Input
Normal/Alarm
EVAC
forcible
PURG
Smoke Purge Input
Normal/Alarm
PURG
forcible
REL.H
RELATIVE HUMIDITY
OA.RH
Outside Air Rel. Humidity
0 to 100
%
OARH
forcible
OA.EN
Outdoor Air Enthalpy
-20 to 10000
OAE
OA.DP
OutsideAir Dewpoint Temp
-40 to 240
dF
OADEWTMP
RA.RH
Return Air Rel. Humidity
0 to 100
%
RARH
forcible
RA.EN
Return Air Enthalpy
-20 to 10000
RAE
SP.RH
Space Relative Humidity
0 to 100
%
SPRH
forcible
MA.RH
Mixed Air Rel.Humidity
0 to 100
%
MARH
forcible
SP.EN
Space Enthalpy
-20 to 10000
SPE
AIR.Q
AIR QUALITY SENSORS
IAQ.I
IAQ - Discrete Input
Low/High
IAQIN
forcible
IAQ
IAQ - PPM Return CO2
0 to 5000
IAQ
forcible
OAQ
OAQ - PPM Return CO2
0 to 5000
OAQ
forcible
DAQ
Diff.Air Quality in PPM
0 to 5000
DAQ
IQ.P.O
IAQ Min.Pos. Override
0 to 100
%
IAQMINOV
forcible
CFM
CFM SENSORS
O.CFM
Outside Air CFM
0 to 65000
CFM
OACFM
OC.AV
Outside Air CFM Mov Avg
0 to 65000
CFM
OACFMAVG
R.CFM
Return Air CFM
0 to 65000
CFM
RACFM
S.CFM
Supply Air CFM
0 to 65000
CFM
SACFM
D.CFM
Fan Track Control D.CFM
-20000 to 20000
CFM
DELTACFM
E.CFM
Exhaust Air CFM
0 to 65000
CFM
EACFM
RSET
RESET INPUTS
SA.S.R
Supply Air Setpnt. Reset
0 to 20
^F
SASPRSET
forcible
SP.RS
Static Pressure Reset
0 to 15
SPRESET
forcible
Summary of Contents for WeatherExpert 48N2
Page 135: ...135 Fig 18 48 50N Typical Power Schematic Nominal 075 Ton Unit Shown ...
Page 136: ...136 Fig 19 48 50N Typical Power Schematic Nominal Ton 90 150 Units Shown ...
Page 137: ...137 Fig 20 48 50N Main Base Board Input Output Connections ...
Page 138: ...138 Fig 21 48 50N RXB EXB CEM Input Output Connections a48 9307 ...
Page 139: ...139 Fig 22 48 50N EXV SCB Input Output Connections a48 9308 ...
Page 140: ...140 Fig 23 48N Typical Modulating Gas Heat Unit Control Wiring ...
Page 141: ...141 Fig 24 50N Typical Electric Heat Unit Control Wiring ...
Page 144: ...144 Fig 27 48N Typical Gas Heat Section Wiring Nominal Ton 120 to 150 Units ...
Page 145: ...145 Fig 28 48 50N Typical Power Component Control Wiring 460 v ...
Page 146: ...146 Fig 29 48 50N Component Control Wiring 575 v Nominal Ton 075 to 150 Units ...
Page 147: ...147 Fig 30 48 50N Component Arrangement Power Box ...
Page 148: ...148 Fig 31 48 50N Component Arrangement Control Box ...
Page 240: ...240 APPENDIX D VFD INFORMATION CONT Fig G VFD Bypass Wiring Diagram WHEN USED ...