Appendix A - Local Display Tables - United Technologies Carrier Weathermaker 48A2 Controls, Start-Up, Operation, Service, And Troubleshooting

ITEM
VIEW AUTO VIEW OF RUN STATUS
HVAC ascii string spelling out the hvac modes
OCC Occupied ?
MAT Mixed Air Temperature
EDT Evaporator Discharge Tmp
LAT Leaving Air Temperature
EC.C.P Economizer Control Point
ECN.P Economizer Act.Curr.Pos.
CL.C.P Cooling Control Point
C.CAP Current Running Capacity
HT.C.P Heating Control Point
HT.ST Requested Heat Stage
H.MAX Maximum Heat Stages
ECON ECONOMIZER RUN STATUS
ECN.P Economizer Act.Curr.Pos.
ECN.C Economizer Act.Cmd.Pos.
ACTV Economizer Active ?
DISA ECON DISABLING CONDITIONS
UNAV Econ Act. Unavailable?
R.EC.D Remote Econ. Disabled ?
DBC DBC - OAT Lockout?
DEW DEW - OA Dewpt.Lockout?
DDBC DDBD- OAT > RAT Lockout?
OAEC OAEC- OA Enth Lockout?
DEC DEC - Diff.Enth.Lockout?
EDT EDT Sensor Bad?
OAT OAT Sensor Bad ?
FORC Economizer Forced ?
SFON Supply Fan Not On 30s ?
CLOF Cool Mode Not In Effect?
OAQL OAQ Lockout in Effect ?
HELD Econ Recovery Hold Off?
DH.DS Dehumid. Disabled Econ?
O.AIR OUTSIDE AIR INFORMATION
OAT Outside Air Temperature
OA.RH Outside Air Rel. Humidity
OA.E Outside Air Enthalpy
OA.D.T OutsideAir Dewpoint Temp
COOL COOLING INFORMATION
C.CAP Current Running Capacity
CUR.S Current Cool Stage
REQ.S Requested Cool Stage
MAX.S Maximum Cool Stages
DEM.L Active Demand Limit
SUMZ COOL CAP. STAGE CONTROL
SMZ Capacity Load Factor
ADD.R Next Stage EDT Decrease
SUB.R Next Stage EDT Increase
R.PCT Rise Per Percent Capacity
Y.MIN Cap Deadband Subtracting
Y.PLU Cap Deadband Adding
Z.MIN Cap Threshold Subtracting
Z.PLU Cap Threshold Adding
H.TMP High Temp Cap Override
L.TMP Low Temp Cap Override
PULL Pull Down Cap Override
SLOW Slow Change Cap Override
HMZR HUMIDIMIZER
CAPC HumidiMiZer Capacity
C.EXV Condenser EXV Position
B.EXV Bypass EXV Position
RHV HumidiMiZer 3-way Valve
C.CPT Cooling Control Point
EDT Evaporator Discharge Tmp
H.CPT Heating Control Point
LAT Leaving Air Temperature
TRIP MODE TRIP HELPER
UN.C.S Unoccup. Cool Mode Start
UN.C.E Unoccup. Cool Mode End
OC.C.S Occupied Cool Mode Start
OC.C.E Occupied Cool Mode End
TEMP Ctl.Temp RAT,SPT or Zone
OC.H.E Occupied Heat Mode End
OC.H.S Occupied Heat Mode Start
UN.H.E Unoccup. Heat Mode End
UN.H.S Unoccup. Heat Mode Start
HVAC ascii string spelling out the hvac modes
LINK CCN - LINKAGE
MODE Linkage Active - CCN
L.Z.T Linkage Zone Control Tmp
L.C.SP Linkage Curr. Cool Setpt
L.H.SP Linkage Curr. Heat Setpt
APPENDIX A — LOCAL DISPLAY TABLES
MODE — RUN STATUS
EXPANSION RANGE UNITS CCN POINT
string
YES/NO OCCUPIED
dF MAT
dF EDT
dF LAT
dF ECONCPNT
0-100 % ECONOPOS
dF COOLCPNT
CAPTOTAL
dF HEATCPNT
HT_STAGE
HTMAXSTG
0-100 % ECONOPOS
0-100 % ECONOCMD
YES/NO ECACTIVE
YES/NO ECONUNAV
YES/NO ECONDISA
YES/NO DBC_STAT
YES/NO DEW_STAT
YES/NO DDBCSTAT
YES/NO OAECSTAT
YES/NO DEC_STAT
YES/NO EDT_STAT
YES/NO OAT_STAT
YES/NO ECONFORC
YES/NO SFONSTAT
YES/NO COOL_OFF
YES/NO OAQLOCKD
YES/NO ECONHELD
YES/NO DHDISABL
dF OAT
% OARH
OAE
dF OADEWTMP
% CAPTOTAL
COOL_STG
CL_STAGE
CLMAXSTG
DEM_LIM
% SMZ
^F ADDRISE
^F SUBRISE
RISE_PCT
Y_MINUS
Y_PLUS
Z_MINUS
Z_PLUS
HI_TEMP
LOW_TEMP
PULLDOWN
SLO_CHNG
HMZRCAPC
COND_EXV
BYP_EXV
HUM3WVAL
COOLCPNT
EDT
HEATCPNT
LAT
UCCLSTRT
UCCL_END
OCCLSTRT
OCCL_END
CTRLTEMP
OCHT_END
OCHTSTRT
UCHT_END
UCHTSTRT
string
ON/OFF MODELINK
dF LZT
dF LCSP
dF LHSP
143
WRITE STATUS PAGE NO.
92,93
forcible 92,93
92,93
92,93
92,93
47,62,70,92,93
92,93
37,62,92,93
92,93
50,92,93
51,92,93
51,92,93
47,62,92,93
forcible 63,93
38,44,62,93
58,61,62,93
62,93
62,93
62,93
62,93
58,62,93
62,93
62,93
62,93
62,93
62,93
62,93
62,93
62,93
62,93
62,93
62,93
forcible 62,93
forcible 62,93
62,93
62,93
40-43,92-94
40,92,94
40,92,94
40,92,94
forcible 40-43,92,94
40,94
40,92,94
38,40,92,94
41,92,94
41,42,92,94
41,92,94
41,92,94
41,42,93,94
41,42,93,94
41,42,93,94
41,42,93,94
41,42,93,94
41,42,93,94
41,94
41,94
41,94
41,94
41,94
41,94
41,94
41,94
40,50,94
40,50,94
40,50,94
40,50,94
40,50,94
40,50,94
40,50,94
40,50,94
40,50,94
40,50,94
94
94
94
94