152
APPENDIX A — LOCAL DISPLAY TABLES (cont)
MODE — SERVICE TEST (cont)
MODE — TEMPERATURES
MODE — PRESSURES
MODE — SETPOINTS
ITEM
EXPANSION
RANGE
UNITS
CCN POINT
WRITE STATUS
PAGE NO.
HMZR
TEST HUMIDIMIZER
RHV
HumidiMiZer 3-Way Valve
ON/OFF
RHV_TST
C.EXV
Condenser EXV Position
0 to 100
%
CEXVHTST
B.EXV
Bypass EXV Position
0 to 100
%
BEXVHTST
C.CAL
Condenser EXV Calibrate
ON/OFF
CEXV_CAL
B.CAL
Bypass EXV Calibrate
ON/OFF
BEXV_CAL
ITEM
EXPANSION
RANGE
UNITS
CCN POINT
WRITE STATUS
AIR.T
AIR TEMPERATURES
CTRL
CONTROL TEMPS
EDT
Evaporator Discharge Tmp
dF
EDT
LAT
Leaving Air Temperature
dF
LAT
MAT
Mixed Air Temperature
dF
MAT
R.TMP
Controlling Return Temp
dF
RETURN_T
forcible
S.TMP
Controlling Space Temp
dF
SPACE_T
forcible
SAT
Air Tmp Lvg Supply Fan
dF
SAT
OAT
Outside Air Temperature
–40 to 240
dF
OAT
forcible
RAT
Return Air Temperature
dF
RAT
forcible
SPT
Space Temperature
–40 to 240
dF
SPT
forcible
CCT
Air Temperature Leaving Evap Coil
^F
CCT
SPTO
Space Temperature Offset
^F
SPTO
forcible
S.G.LS
Staged Gas LAT Sum
dF
LAT_SGAS
S.G.L1
Staged Gas LAT 1
dF
LAT1SGAS
S.G.L2
Staged Gas LAT 2
dF
LAT2SGAS
S.G.L3
Staged Gas LAT 3
dF
LAT3SGAS
S.G.LM
Staged Gas Limit Sw.Temp
dF
LIMSWTMP
REF.T
REFRIGERANT TEMPERATURES
SCT.A
Cir A Sat.Condensing Tmp
–40 to 240
dF
SCTA
SST.A
Cir A Sat.Suction Temp.
–40 to 240
dF
SSTA
SCT.B
Cir B Sat.Condensing Tmp
–40 to 240
dF
SCTB
SST.B
Cir B Sat.Suction Temp.
–40 to 240
dF
SSTB
DT.DS
DS Discharge Temperature
–40 to 240
dF
DTDS
ITEM
EXPANSION
RANGE
UNITS
CCN POINT
WRITE STATUS
AIR.P
AIR PRESSURES
SP
Static Pressure
" H2O
SP
BP
Building Pressure
" H2O
BP
REF.P
REFRIGERANT PRESSURES
DP.A
Cir A Discharge Pressure
PSIG
DP_A
SP.A
Cir A Suction Pressure
PSIG
SP_A
DP.B
Cir B Discharge Pressure
PSIG
DP_B
SP.B
Cir B Suction Pressure
PSIG
SP_B
ITEM
DESCRIPTION
RANGE
UNITS
CCN POINT
DEFAULT
OHSP
Occupied Heat Setpoint
40 to 99
dF
OHSP
68
OCSP
Occupied Cool Setpoint
40 to 99
dF
OCSP
75
UHSP
Unoccupied Heat Setpoint
40 to 99
dF
UHSP
55
UCSP
Unoccupied Cool Setpoint
40 to 99
dF
UCSP
90
GAP
Heat-Cool Setpoint Gap
2 to 10
^F
HCSP_GAP
5
V.C.ON
VAV Occ. Cool On Delta
0 to 25
^F
VAVOCON
3.5
V.C.OF
VAV Occ. Cool Off Delta
1 to 25
^F
VAVOCOFF
2
SASP
Supply Air Setpoint
45 to 75
dF
SASP
55
SA.HI
Supply Air Setpoint Hi
45 to 75
dF
SASP_HI
55
SA.LO
Supply Air Setpoint Lo
45 to 75
dF
SASP_LO
60
SA.HT
Heating Supply Air Setpt
80 to 120
dF
SASPHEAT
85
T.PRG
Tempering Purge SASP
–20 to 80
dF
TEMPPURG
50
T.CL
Tempering in Cool SASP
5 to 75
dF
TEMPCOOL
5
T.V.OC
Tempering Vent Occ SASP
–20 to 80
dF
TEMPVOCC
65
T.V.UN
Tempering Vent Unocc. SASP
–20 to 80
dF
TEMPVUNC
50
Summary of Contents for WEATHERMAKER 48A2020
Page 112: ...112 Fig 20 Typical Main Control Box Wiring Schematic 48 50A Units ...
Page 113: ...113 Fig 21 Typical Auxiliary Control Box Wiring Schematic ...
Page 114: ...114 Fig 22 Typical 2 Stage Gas Heat Wiring Schematic Size 060 Units Shown ...
Page 115: ...115 Fig 23 Typical Staged Gas Heat Wiring Schematic Size 060 Units Shown TO NEXT PAGE ...
Page 116: ...116 Fig 23 Typical Staged Gas Heat Wiring Schematic Size 060 Units Shown cont ...
Page 117: ...117 Fig 24 Typical Electric Heat Control Schematic 50 Series Size 060 Units Shown ...
Page 118: ...118 Fig 25 Typical Controls Option Wiring Schematic SW1 SW2 OR DEHUMIDIFY SWITCH ...
Page 119: ...119 Fig 26 Typical Power Schematic 48 50A2 A3 A4 A5 060 Unit Shown ...
Page 120: ...120 Fig 27 Typical Power Schematic of Greenspeed Low Ambient Option 48 50A 060 Unit Shown ...
Page 121: ...121 Fig 28 Typical Small Chassis Component Location Size 020 035 Units ...
Page 122: ...122 Fig 29 Typical Large Chassis Component Locations Size 040 060 Units ...
Page 185: ...185 APPENDIX C VFD INFORMATION cont Fig F Internal Enclosure Fan Replacement A48 7716 ...