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Table 4 – Space Sensor Mode
TB1 TERMINAL F IELD CONNECTION INPUT SIGNAL
1 T55 --- SE N/T56 --- SE N Analog (10k thermistor)
2 RMTOCC Discrete, 24VAC
3 T55 --- SE N/T56 --- SE N Analog (10k thermistor)
4 CMPSAFE Discrete, 24VAC
5 T56---SET Analog (10k 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 IA Q --- COM/O AQ --- 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(Po wer Exhaust) (Output)Discrete 24VAC
16 CCN --- (BLK) Digital, 5VDC
LEGEND:
T55 --- Space Temp erature Sensor FSD --- Fire Shutdown
T56 --- Space Temp erature Sensor IAQ --- Indoor Air Quality (C O
2
)
CCN --- Carrier Comfort Network (communication bus) OAQ--- Outdoor Air Quality (CO
2
)
CMPSAFE --- Compressor Safety RH --- Relative Humidity
FILTER --- Dirty Filter Switch SFS --- Supp ly Fan Status
Table 5 – Thermostat Mode
TB1 TERMINAL FIELD CONNECTION INPUT SIGNAL
1 RAT SEN Analog (10k thermistor)
2 G Discrete, 24VAC
3 RAT SEN Analog (10k thermistor)
4 Y1 Discrete, 24VAC
5
6 Y2 Discrete, 24VAC
7 LOOP---PWR Analog, 24VDC
8 W1 Discrete, 24VAC
9 IA Q --- SEN Analog, 4---20mA
10 W2 Discrete, 24VAC
11 IA Q --- COM/O AQ --- COM /RH --- COM Analog, 4---20mA
12 CCN + (RED) Digital, 5VDC
13 OAQ --- S EN /RH --- SE N Analog, 4---20mA
14 CCN Gnd (WHT) Digital, 5VDC
15 AUX OUT (Po wer Exhaust) (O utput) Discrete 24V AC
16 CCN --- (BLK) Digital, 5VDC
LEGEND:
CCN --- Carrier Comfort Network (communication bus) RH --- Relative Humidity
G --- Thermostat Fan W1 --- Thermostat Heat Stage 1
IAQ --- Indoor Air Quality (CO
2
) W2 --- Thermostat Heat Stage 2
OAQ --- Outdoor Air Quality (CO
2
) Y1 --- Thermostat Cool Stage 1
RAT --- Return Air Temperature Y2 --- Thermostat Cool Stage 2
50HCQA