Carrier CRECOMZR074A01 Installation Instructions Manual page 15

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MENU
PARAMETER
ECONO AVAIL
ECONOMIZING
OCCUPIED
HEAT PUMP
COOL Y1—IN
COOL Y1—OUT
COOL Y2—IN
COOL Y2—OUT
MA TEMP
STATUS
DA TEMP
OA TEMP
OA HUM
RA TEMP
RA HUM
IN CO2
DCV STATUS
DAMPER OUT
EXH1 OUT
EXH2 OUT
ERV
MECH COOL ON
See Legend and notes on page 18.
Table 6 — Menu Structure
PARAMETER
PARAMETER RANGE AND
DEFAULT
INCREMENT
VALUE
NO
YES/NO
NO
YES/NO
NO
YES/NO
COOL
N/A
HEAT
OFF
ON/OFF
OFF
ON/OFF
OFF
ON/OFF
OFF
ON/OFF
_ _ . _ F
0 to 140 F
_ _ . _ F
0 to 140 F
_ _ . _ F
-40 to 140 F
_ _ %
0 to 100%
_ _ . _ F
0 to 140 F
_ _ %
0 to 100%
_ _ _ ppm
0 TO 2000 ppm
N/A
ON/OFF
2.0v
2.0 TO 10.0v
OFF
ON/OFF
OFF
ON/OFF
OFF
ON/OFF
0
0, 1, or 2
15
NOTES
YES = economizing available; the system can use
outside air for free cooling when required
YES = outside air being used for 1 stage cooling
YES = OCC signal received from space thermostat or
unitary controller
YES = 24 Vac on terminal OCC
NO = 0 Vac on terminal OCC
Displays COOL or HEAT when system is set to heat
pump
(Non-conventional)
Y1─I signal from space thermostat or unitary controller
for cooling stage 1.
ON = 24 Vac on terminal Y1─I
OFF = 0 Vac on terminal Y1─I
Cool stage 1 Relay Output to stage 1 mechanical
cooling
(Y1─OUT terminal)
Y2─I signal from space thermostat our unitary
controller for second stage cooling.
ON = 24 Vac on terminal Y2─I
OFF = 0 Vac on terminal Y2─I
Cool Stage 2 Relay Output to mechanical cooling
(Y2─OUT terminal)
Displays value of measured mixed air from MAT
sensor.
Displays _ _ . _ F if not connected, short or out-of-
range.
Displays when Discharge Air sensor is connected and
displays measured discharge temperature.
Displays _ _ . _F if sensor sends invalid value, if not
connected, short or out-of-range.
Displays measured value of outdoor air temperature.
Displays _ _ . _F if sensor sends invalid value, short or
out-of-range.
Displays measured value of outdoor humidity from
OA sensor.
Displays _ _% if not connected short, or out-of-range.
Displays measured value of return air temperature from
RAT sensor.
Displays _ _ . _ F if sensor sends invalid value, if not
connected, short or out-of-range
Displays measured value of return air humidity from
RA sensor.
Displays _ _% if sensor sends invalid value, if not
connected, short or out-of-range
Displays value of measured CO
Invalid if not connected, short or out-of-range
Displays ON if above setpoint and OFF if below
setpoint, and ONLY if a CO
sensor is connected.
2
Displays voltage output to the damper actuator.
Output of EXH1 terminal:
ON = relay closed
OFF = relay open
Output of AUX terminal; displays only if AUX = EXH2
Output of AUX terminal; displays only if AUX = ERV
Displays stage of mechanical cooling that is active.
from CO
sensor.
2
2

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