120
APPENDIX G (cont)
SETPOINT: Configuration
UNIT: Base Unit Configuration
*See Table 7.
†See Appendix A.
SERVICE: Configuration
* GXN,R, = 152 F, HXA = 145 F, HXC = 118 F
DESCRIPTION STATUS DEFAULT UNITS POINT
COOLING
Cool Setpoint 1 –20 to 70 44.0 °F CSP1
Cool Setpoint 2 –20 to 70 44.0 °F CSP2
Ice Setpoint –20 to 32 32.0 °F CSP3
HEATING
Heat Setpoint 1 80 to 140 100.0 °F HSP1
Heat Setpoint 2 80 to 140 100.0 °F HSP2
RAMP LOADING
Cooling Ramp Loading 0.2to2.0 1.0 CRAMP
Heating Ramp Loading 0.2to2.0 1.0 HRAMP
HEAD PRESSURE
Head Pressure Setpoint A 80 to 140 113 °F HSP_A
Head Pressure Setpoint B 80 to 140 113 °F HSP_B
Approach Setpoint 0.1 to 20.0 3.0 °F APRCH_SP
DESCRIPTION STATUS DEFAULT UNITS POINT
Unit Type 1=AirCooled
2=WaterCooled
3 = Split System
4 = Heat Machine
5 = Air Cooled Heat Reclaim
1 UNIT_TYP
Unit Size 76 to 350 76 TONS SIZE
Circuit A % Capacity 0 to 100 50 % CIRCACAP
Number Circ A Compressor 1 to 2 1 NUMCA
Number Circ B Compressor 0 to 2 1 NUMCB
Discharge Super. Setpoint 10 to 40 22.0 °FDSH_SP
EXV Circ. A Min Position 0 to 100 8.0 % EXVAMINP
EXV Circ. B Min Position 0 to 100 8.0 % EXVBMINP
Fan Staging Select 1to8 1* FAN_TYPE
Compr. A1 Must Trip Amps 10 to 560 0† CA1_MTA
Compr. A2 Must Trip Amps 10 to 560 0† CA2_MTA
Compr. B1 Must Trip Amps 10 to 560 0† CB1_MTA
Compr. B2 Must Trip Amps 10 to 560 0† CB2_MTA
Economized? No/Yes Yes ECON_SEL
Number of Evap. Passes 1 to 4 2 EVAPPASS
Circuit with LWT Sensor A/B A LWTCKT
DESCRIPTION STATUS DEFAULT UNITS POINT
PID GAINS
Head Pressure P Gain –20.0 to +20.0 1.0 HD_PGAIN
Head Pressure I Gain –20.0 to +20.0 0.1 HD_IGAIN
Head Pressure D Gain –20.0 to +20.0 0.0 HD_DGAIN
Water Valve Minimum Pos. 0to100 20 % HD_MIN
MISCELLANEOUS
Motor Temp Setpoint 120.0 to 240.0 200.0 °F MTR_T_SP
Brine Freeze Point –20.0 to 34.0 34.0 °F BRN_FRZ
Max. Cond. Temp Setpoint 100 to Default * °FMCT_SP
EXVA Start Position 0 to 40 20 % EXVSPOSA
EXVB Start Position 0 to 40 20 % EXVSPOSB
COMPRESSOR ENABLE
Enable Compressor A1 Enable/Dsable Enable ENABLEA1
Enable Compressor A2 Enable/Dsable Enable ENABLEA2
Enable Compressor B1 Enable/Dsable Enable ENABLEB1
Enable Compressor B2 Enable/Dsable Enable ENABLEB2