48
Table 28 —
Cooling Configuration
ITEM
EXPANSION
RANGE
UNITS
CCN POINT
DEFAULT
COOL
COOLING CONFIGURATION
A1.EN
Enable Compressor A1
Disable/Enable
CMPA1ENA
Enable
A2.EN
Enable Compressor A2
Disable/Enable
CMPA2ENA
Enable
A3.EN
Enable Compressor A3
Disable/Enable
CMPA3ENA
Enable
A4.EN
Enable Compressor A4
Disable/Enable
CMPA4ENA
Enable
B1.EN
Enable Compressor B1
Disable/Enable
CMPB1ENA
Enable
B2.EN
Enable Compressor B2
Disable/Enable
CMPB2ENA
Enable
B3.EN
Enable Compressor B3
Disable/Enable
CMPB3ENA
Enable
B4.EN
Enable Compressor B4
Disable/Enable
CMPB4ENA
Enable
CS.A1
CSB A1 Feedback Alarm
Disable/Enable
CSB_A1EN
Enable
CS.A2
CSB A2 Feedback Alarm
Disable/Enable
CSB_A2EN
Enable
CS.A3
CSB A3 Feedback Alarm
Disable/Enable
CSB_A3EN
Enable
CS.A4
CSB A4 Feedback Alarm
Disable/Enable
CSB_A4EN
Enable
CS.B1
CSB B1 Feedback Alarm
Disable/Enable
CSB_B1EN
Enable
CS.B2
CSB B2 Feedback Alarm
Disable/Enable
CSB_B2EN
Enable
CS.B3
CSB B3 Feedback Alarm
Disable/Enable
CSB_B3EN
Enable
CS.B4
CSB B4 Feedback Alarm
Disable/Enable
CSB_B4EN
Enable
Z.GN
Capacity Threshold Adjust
0.1 to 10
Z_GAIN
1.0
DT.GN
SUMZ EDT Derivative Gain
0.1 to 3
DTGAIN
1.5
MC.LO
Compressor Lockout Temp
–25 to 55
dF
OATLCOMP
53
LLAG
Lead/Lag Operation ?
0 to 2
LLENABLE
0
HC.EV
High Capacity Evaporator
No/Yes
HCAPEVAP
No
H.ODF
High Efficiency OD Fans?
No/Yes
HIGH_EFF
No
M.M.
Motor Master Control ?
No/Yes
MOTRMAST
No
MM.OF
MM Setpoint Offset
–20 to 20
dF
MMSPOFST
-10.0
M.PID
MOTORMAST PID CONFIGS
MM.RR
Motor Master PI Run Rate
5 to120
MM_RATE
5
MM.PG
Motor Master Prop Gain
0 to 5
sec
MINCAPA1
50
MM.PD
Motor Master Deriv. Gain
0 to 5
MM_DG
0.3
MM.TI
Motor Master Integ. Time
0.5 to 50
MM_TI
30.0
SCT.H
Maximum Condenser Temp
100 to 150
dF
SCT_MAX
115
SCT.L
Minimum Condenser Temp
40 to 90
dF
SCT_MIN
80
DG.A1
A1 is Digital Scroll
No/Yes
DIGCMPA1
No
MC.A1
A1 Min Digital Capacity
30 to 100
%
MINCAPA1
50
DS.AP
Dig Scroll Adjust Delta
0 to 100
%
DSADJPCT
100
DS.AD
Dig Scroll Adjust Delay
15 to 60
sec
DSADJDLY
20
DS.RP
Dig Scroll Reduce Delta
0 to 100
%
DSREDPCT
6
DS.RD
Dig Scroll Reduce Delay
15 to 60
sec
DSREDDLY
30
DS.RO
Dig Scroll Reduction OAT
70 to 120
dF
DSREDOAT
95
DS.MO
Dig Scroll Max Only OAT
70 to 120
dF
DSMAXOAT
105
MLV
Min Load Valve Enable
Disable/Enable
MLV_ENAB
Disable
H.SST
Hi SST Alert Delay Time
5 to 30
min
HSSTTIME
10
RR.VF
Rev Rotation Verified?
No/Yes
REVR_VER
No
CS.HP
Use CSBs for HPS Detect?
No/Yes
CSBHPDET
Yes
EXV.C
EXV CIRCUIT CONFIGS
EX.SA
Cir. EXV Start Algorithm
0 to 1
EXV_STAL
0
SH.SP
EXV Superheat Setpoint
5 to 40
dF
SH_SP
12.0
SH.DB
EXV Superheat Deadband
0 to 2
dF
SH_DB
0.5
MOP.S
Max Oper. Pressure SP
40 to 120
dF
MOP_SP
70
CS.DE
EXV Cir Start Delay Secs
10 to 240
sec
EXVCSDLY
240
CS.PD
EXV Cir PreMove Dly Secs
0 to 30
sec
EXVCPDLY
30
EX.MN
Comp. Cir. Exv. Min Pos%
0 to 100
%
CC_XMPOS
20.0
EX.MC
Comp Cir EXV Mn Strt Pos
0 to 100
%
EXV_CSMP
30
EN.SC
Enab Cir Shtdwn w/ flood
No/Yes
FL_ENCSD
Yes
FL.TM
Flooding Detect Time
15 to 900
FL_DETTM
120
E.PID
EXV PID CONFIGS
EX.RR
EXV PID Run Rate
5 to 120
sec
EXV_RATE
5
EX.PG
EXV PID Prop. Gain
0 to 5
EXV_PG
0.5
EX.TI
EXV Integration Time
0.5 to 60
EXV_TI
50
EX.HO
High OAT Lim (EXV Gain)
50 to 95
dF
HIGHOAT
70
EX.LO
Low OAT Lim (EXVGain)
40 to 80
dF
LOWOAT
60
EX.FG
%EXV Move on Cir. Stg Up
0 to 100
%
EXV_FF_G
10
EX.FD
%EXV Move on Cir. Stg Dw
0 to 100
%
EXV_FF_D
15.0
EX.CF
EXV Pre-Move Config
0 to 3
sec
EXVPMCFG
1
EX.PM
EXV Pre-Move Delay Secs
0 to 30
sec
EXVPMDLY
10
FL.SP
EXV SH Flooding Setpoint
0 to 10
dF
FL_SP
6.0
FL.OC
Flood Ovrde Press Cutoff
0 to 1000
psig
FL_ODPC
600.0
FL.OD
Flooding Override Delay
0 to 255
sec
FL_OD
0
Содержание WeatherExpert 48N2
Страница 135: ...135 Fig 18 48 50N Typical Power Schematic Nominal 075 Ton Unit Shown ...
Страница 136: ...136 Fig 19 48 50N Typical Power Schematic Nominal Ton 90 150 Units Shown ...
Страница 137: ...137 Fig 20 48 50N Main Base Board Input Output Connections ...
Страница 138: ...138 Fig 21 48 50N RXB EXB CEM Input Output Connections a48 9307 ...
Страница 139: ...139 Fig 22 48 50N EXV SCB Input Output Connections a48 9308 ...
Страница 140: ...140 Fig 23 48N Typical Modulating Gas Heat Unit Control Wiring ...
Страница 141: ...141 Fig 24 50N Typical Electric Heat Unit Control Wiring ...
Страница 144: ...144 Fig 27 48N Typical Gas Heat Section Wiring Nominal Ton 120 to 150 Units ...
Страница 145: ...145 Fig 28 48 50N Typical Power Component Control Wiring 460 v ...
Страница 146: ...146 Fig 29 48 50N Component Control Wiring 575 v Nominal Ton 075 to 150 Units ...
Страница 147: ...147 Fig 30 48 50N Component Arrangement Power Box ...
Страница 148: ...148 Fig 31 48 50N Component Arrangement Control Box ...
Страница 168: ...168 Fig 47 Sensor and Ignition Position Fig 48 Combustion Blower Details SENSOR DETAILS IGNITION DETAILS ...
Страница 240: ...240 APPENDIX D VFD INFORMATION CONT Fig G VFD Bypass Wiring Diagram WHEN USED ...