Carrier 48LC - Page 31

31
Table 6 -- Menu Structure
a
(cont)
Menu Parameter
Parameter
Default
Value
Parameter
Range and Increment
b
EXPANDED PARAMETER NAME
Notes
STA TUS
(cont )
RA TEMP nn_F(or_C) 0 to 140_F
(---18 to 60_C)
RETURN AIR TEMPERATRUE
(Accessory sensor required)
Displays measured value of ret urn air tempe rature from RAT s e ns o r.
RA HUM nn% 0 to 100% RETURN AIR RELATIVE HUMIDITY
(Accessory enthalpy sensor required)
Displays measured value of return air humi d ity fro m RA sens o r.
IN CO2 ___ppm 0 to 2000 ppm SP ACE/RETURN AIR CO2
(CO
2
sensor required, accessory or factory opt ion)
Displays value of me as ure d CO
2
from CO
2
sensor .
Invalid if not connected, short or out---of ---range
DCV STATUS n/a ON/OFF DEMAND CONTROL VENTILA TION STATUS
(CO
2
sensor required, accessory or factory opt ion)
Disp lays ON i f IN CO2 value above setpoi nt DCV SET and OFF if b elow
setpoint DCV SET.
DAMPER OUT 2.0V 2.0 to 10.0V Dis plays voltage output to the damper actuator.
0% = OSA Damper fully closed
100% = OSA Damper full open
SeeMenuNote3.
ACT POS nn% 0 to 100% Di sp lays actual po si ti on of outdoor air damp er actuator
2.0V = OSA Damper fully---closed
10.0V = OSA Damper full open
ACT COUNT n/a 1 to 65535 Displays number of tim es act uator has cycle d .
1 Cycle equals accrue d 180_ of actuator movement in any direct i on
ACTUATOR n/a OK/Alarm
(on Alarm menu)
Displays Error if voltage or torque is below actuator range
EXH1 OUT OFF ON/OFF EXHAUST STA G E 1 RELAY OUTPUT
Output of EXH1 terminal:
ON = relay closed
OFF = relay open
EXH2 OUT OFF ON/OFF EXHAUST STA G E 2 RELAY OUTPUT
Out p ut of AUX termi nal; di splays only if A UX = EXH2
ON = relay closed
OFF = relay open
MECH COOL ON 0 0, 1, or 2 Displays stage of mec hanical cooling t hat is active.
FAN SPEED n/a LOW or HIGH SUPPLY FAN SPEED
Displays speed setting of fan on a 2 -- -speed fan unit.
W(HEATON) n/a ON/OFF HEAT DEMAND STATUS
Displays status of heat demand on a 2---sp e e d fan uni t.
48HC48LC