59
Menu 2: Advanced Setup
Parameter
Project
Value
Parameter
Default
Value
Parameter
Range and Increment
Notes
MA LO SET
45
_
F (7
_
C) 35 to 55
_
F;
(2 to 13
_
C)
incremented by 1
_
SUPPLY AIR TEMPERATRUE LOW LIMIT
Temperature to achieve Freeze Protection (close damper and alarm if
temperature at SAT location falls below setup value)
FREEZE POS
CLO
CLO or MIN
FREEZE PROTECTION DAMPER POSITION
Damper position when freeze protection is active
CLO =closed
MIN = MIN POS or VENTMAX
CO2 ZERO
0ppm
0 to 500 ppm:
Increment by 10
CO
2
ppm level to match CO2 Sensor start level.
CO2 SPAN
2000ppm
1000 to 3000 ppm;
Increment by 50
CO
2
ppm span to match CO2 sensor.
STG3 DLY
2.0h
0 min, 5 min, 15 min,
then 15 min intervals.
Up to 4 h
or OFF
COOLING STAGE 3 DELAY
Delay after stage 2 for cool has been active. Turns on 2nd stage of
cooling when economizer is 1st stage and mechanical cooling is 2nd
SD DMPR POS
CLO
CLO or OPN
Function NOT AVAILABLE with 2---speed mode
DCVCAL ENA
MAN
MAN (manual)
Turns on the DCV automatic control of the dampers. Resets ventilation
MAT T CAL
0.0
1.0
_
F
(or
_
C)
+/--- 2.5
_
F
(+/---1.4
_
C)
SUPPLY AIR TEMPERATURE CALIBRATION
Allows for the operator to adjust for an out of calibration supply air
temperature (SAT) sensor
OA T CAL
2.0
3.0
_
F
(or
_
C)
+/--- 2.5
_
F
(+/---1.4
_
C)
OUTSIDE AIR TEMPERATURE CALIBRATION
Allows for the operator to adjust for an out of calibration outside air
temperature (OAT) sensor
OA H CAL
0% RH
+/--- 10% RH
OUTSIDE AIR HUMIDITY CALIBRATION
Allows for the operator to adjust for an out of calibration of outside air
enthalpy sensor
RA T CAL
4.0
5.0
_
F
(or
_
C)
+/--- 2.5
_
F
(+/---1.4
_
C)
RETURN AIR TEMPERATURE CALIBRATION
Allows for the operator to adjust for an out of calibration return air
temperature (RA) sensor
RA H CAL
0% RH
+/--- 10% RH
RETURN AIR HUMIDITY CALIBRATION
Allows for the operator to adjust for an out of calibration return air
enthalpy sensor
DA T CAL
0.0
1.0
_
F
(or
_
C)
+/--- 2.5
_
F
(+/---1.4
_
C)
DISCHARGE AIR TEMPERATURE CALIBRATION
Allows for the operator to adjust for an out of calibration discharge air
temperature (DAT) sensor
2SP FAN DELAY
5 Minutes
0 to 20 minutes in
1 minute increments
TIME DELAY ON 2ND STAGE ECONOMIZING
While in the Economizing mode, this is the delay between thermostat
Y2 call and Y1---O output to mechanical cooling stage, to allow high
speed fan operation to attempt to cool space first.
Summary of Contents for 50LC 07
Page 9: ...9 COOLING CHARGING CHARTS C150169 Fig 9 Cooling Charging Charts 07 ...
Page 10: ...10 COOLING CHARGING CHARTS C150172 Fig 10 Cooling Charging Charts 08 ...
Page 11: ...11 COOLING CHARGING CHARTS C150170 Fig 11 Cooling Charging Charts 09 ...
Page 12: ...12 COOLING CHARGING CHARTS C150171 Fig 12 Cooling Charging Charts 12 ...
Page 27: ...27 C150181 Fig 34 50LC 07 Control Wiring Diagram ...
Page 28: ...28 C150225 Fig 35 50LC 07 RTU Open Control Wiring Diagram ...
Page 29: ...29 C14095 Fig 36 50LC 07 Power Wiring Diagram 208 230V 460V and 575V Units ...
Page 30: ...30 C14013 Fig 37 50LC 08 12 Control Wiring Diagram ...
Page 31: ...31 C14104 Fig 38 50LC 08 12 RTU Open Control Wiring Diagram ...
Page 32: ...32 C14105 Fig 39 50LC 08 12 Power Wiring Diagram 208 230V Units ...
Page 33: ...33 C150216 Fig 40 50LC 08 12 Power Wiring Diagram 460V 575V Units ...
Page 57: ...57 C13683 Fig 62 Typical EconoMi er X Wiring Diagram ...