Carrier TC - Page 13

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Table 5 – Menu Structure
a
Menu Parameter
Parameter
Default
Value
Parameter
Range and Increment
b
EXPANDED PARAMETER NAME
Notes
STA TUS
ECON AVAIL NO YES/NO ECONOMIZING AV AIALBLE
YES = economizing available; the system can use outside air for free
coo ling when required
ECONOMIZING NO YES/NO ECONOMIZING ACTIVE
YES = Outside air being used for 1
st
stag e cooling.
NO = Econo m izing not ac t ive
OCCUPIED NO YES/NO OCCUPIED
YES = OCC signal received from space thermostat
or unitary cont ro ller.
YES = 24 Va c on termi nal OCC.
NO = 0 Vac on termi nal OCC.
HEAT PUMP n/a
c
COOL
HEAT
HEAT PUMP MODE
Displays COOL or HEAT when system is set to heat pump
(non ---conventional)
COOL Y1 ---IN OFF ON/OFF FIRST STAGE COOLING DEMAND (Y1 - --IN)
Y1---I signal from sp ace thermostat or unit a ry cont rolle r for Cooling Sta g e 1.
ON = 24 Vac on termi nal Y1---I
OFF = 0Vac on terminal Y1---I
COOL Y1 ---OUT OFF ON/OFF FIRST STAGE COOLING RELAY OUTPUT
Cool Stage 1 Rela y Out put to mec hanical cooli ng (Y1---O UT terminal).
COOL Y2 ---IN OFF ON/OFF SECON D STA VE COO LIN G DEMAND (Y2---IN)
Y2---I signal from sp ace thermostat or unit a ry cont rolle r for Cooling Sta g e 2.
ON = 24 Vac on termi nal Y2---I
OFF = 0 Vac on terminal Y2---I
COOL Y2 ---OUT OFF ON/OFF SECOND STAGE COOLING RELA Y OUTPUT
Cool Stage 2 Rela y Out put to mec hanical cooli ng (Y2---O UT terminal).
MA TEMP __.__F
(or _ _.__C)
---40 to 150_F
(---18 to 60_C)
SUPPLY AIR TEMPERA TRUE, Cooling Mode
Disp lays value of measured mixed/c ooled air from SAT sensor in fan
section.
Displ a y s --- --- . --- if n o t c o n ne cted , sh or t or out --- of --- ra nge . Se e Me nu Note 2
DA TEMP __.__F
(or _ _.__C)
---40 to 150_F
(---18 to 60_C)
DISCHARGE AIR TEMPERATRUE, after Heating section
(Accessory sensor required)
Displays when Discharge Air sensor is connected and displays measured
di s c harg e temp e rature .
Displ a y s --- --- . --- _F if sens o r sends inv a li d value, if not connec t e d , sho rt or
ou t --- of --- r a n ge.
OA TEMP __.__F
(or _ _.__C)
---40 to 140_F
(---40 to 60_C)
OUTSIDE AIR TEMPERATRUE
Displays meas ure d value of outdoo r air temp era t ure.
Displ a y s --- --- _F if sens or se nd s invalid value, i f not connec ted, short or
ou t --- of --- r a n ge.
OA HUM __% 0 to 100% OUTSIDE AIR RELATIVE HUMI DITY
Displays mea s ure d value of outd oo r humidity from OA ent halpy sens o r.
RA TEMP __.__F
(or _ _.__C)
0 to 140_F
(---18 to 60_C)
RETURN AIR TEMPERA TRUE
(Accessory sensor required)
Displays measured value of return air temp era t ure from RAT sensor.
Displ a y s --- --- _F if sens or se nd s invalid value, i f not connec ted, short or
ou t --- of --- r a n ge.
RA HUM __% 0 to 100% RETURN AIR RELATIVE HUMIDITY
(Accessory enthalpy sensor required)
Displays measured value of return air humid ity from RA se nsor.
Displays --- ---% if sens or se nd s invali d value, if not connec t e d , sho rt or
ou t --- of --- r a n ge.
IN CO2 ___ppm 0 to 2000 ppm SP ACE/RETURN AIR CO2
(CO
2
sensor required, acces sory or fact ory opti on)
Displays value of meas ured CO
2
from CO
2
sensor .
Inv alid if not conne c t e d , sho rt or out---of---rang e. Ma y be adjus t e d i n
Advanced menu by Zero offs e t and Span.
DCV STATUS n/a ON/OFF DEMAND CONTROL VENTILATION ST A TUS
(CO
2
sensor required, acces sory or fact ory opti on)
Disp lays ON if IN CO2 value above setpoi nt DCV SET and OFF if below
setpoint DCV SET.
DAMPER OUT 2.0V 2.0 to 10.0V Displays output voltage or position to the damper actuator.
e
ACT POS n/a 0 to 100% Di sp lays actual posi ti on of outdoor air damper actuator
ACT COUNT n/a 1 to 65535 Displa ys number of times act uat o r has cyc le d .
1 Cycle equals acc r ued 180_ of actuator movement in any direct ion
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 GE 1 RELAY OUTPUT
Output of EXH1 terminal. Displays On when damper position reaches
programmed percentage setpoi nt.
ON = 24 Vac Output; OFF = No Output.
SUP--TI24--02SI