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Table 5 – Space Sensor Mode
TB3 TERMINAL FIELD CONNECTION INPUT SIGNAL
1 T55 --- SEN/T56 --- SEN Analog (1 0k thermistor)
2 RMTOCC Discrete, 24VAC
3 T55 --- SEN/T56 --- SEN Analog (1 0k thermistor)
4 CMPSAFE Discrete, 24VAC
5 T56---SET Analog (1 0k thermistor)
6 FSD Discrete, 24VAC
7 LOOP---PWR Analog, 24VDC
8 SPS Discrete, 24VAC
9 IAQ---SEN Analog, 4 --- 20mA
10 FILTER Discrete, 24VAC
11 IAQ --- COM/OAQ --- COM/RH --- COM Analog, 4 --- 20mA
12 CCN + (RED) Digital,,5VDC
13 OAQ---SEN/RH---SEN Analog, 4 --- 20mA
14 CCN Gn d (WHT) Digital, 5VDC
15 AUX OUT(Po wer Exhaust) (Output)Discrete 24VAC
16 CCN --- (BLK) Digital, 5VDC
LEGEND:
T55 --- Space Temperature Sensor
T56 --- Space Temperature Sensor
CCN --- Carrier Comfort Network (communication bus)
CMPSAFE --- Compressor Safety
FILTER --- Dirty Filter Switch
FSD --- Fire Shutdown
IAQ --- Indoor Air Quality (CO
2
)
OAQ --- Outdoor Air Quality (CO
2
)
RH --- Relative Humidity
SFS --- Supply F an Status
Table 6 – Thermostat Mode
TB3 TERMINAL FIELD CONNECTION INPUT SIGNAL
1 RAT SEN Analog (1 0k thermistor)
2 G Discrete, 24VAC
3 RAT SEN Analog (1 0k thermistor)
4 Y1 Discrete, 24VAC
5
6 Y2 Discrete, 24VAC
7 LOOP---PWR Analog, 24VDC
8 W1 Discrete, 24VAC
9 IAQ --- SEN Analog, 4---20mA
10 W2 Discrete, 24VAC
11 IAQ --- COM/OAQ --- COM/RH --- COM Analog, 4---20mA
12 CCN + (RED) Digital, 5VDC
13 OAQ --- SEN/RH --- SEN Analog, 4---20mA
14 CCN Gnd (WHT) Digital, 5VDC
15 AUX OUT (Power Exhaust) (Output) D iscrete 24VAC
16 CCN --- (BLK) Digital, 5VDC
LEGEND:
CCN --- Carrier Comfort Network (communication bus)
G --- Thermostat Fan
IAQ --- In door Air Quality (CO
2
)
OAQ --- Outdoor Air Quality (CO
2
)
RAT --- Return Air Temperature
RH --- Relative Humidity
W1 --- Thermostat Heat Stage 1
W2 --- Thermostat Heat Stage 2
Y1 --- Thermostat Cool Stage 1
Y2 --- Thermostat Cool Stage 2
48HC