21
Table 5 – Space Sensor Mode
TB1 TERMINAL FIELD CONNECTION INPUT SIGNAL
1 T 55 --- S EN / T56 --- S EN Analog (10k thermistor)
2 RMTOCC Discrete, 24VAC
3 T 55 --- S EN / T56 --- S EN 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 Analo g, 4 --- 20mA
10 FILTER Discrete, 24VAC
11 IAQ --- C O M / O AQ --- C OM / R H --- C OM A n alo g, 4 --- 20mA
12 CCN + (RED) Digital,,5VDC
13 OAQ---SEN/RH---SEN Analo g, 4 --- 20mA
14 CCN Gnd (WHT) Digital, 5VDC
15
16 CCN --- (BLK) Digital, 5VDC
LEGEND:
T55 --- S pace Temperature Sensor F SD --- F ire Shutdown
T56 --- S pace Temperature Sensor I AQ --- I ndoor Air Quality (CO
2
)
CCN --- Carrier Comfort Network (communication bus) OAQ --- Outdoor Air Quality (CO
2
)
CMPSAFE --- Compressor Safety RH --- Relative Humidity
FIL T ER --- D i rty Filter Switch S F S --- Supply F an Statu s
Table 6 – 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 --- S EN Analog, 4---20mA
10 W2 Discrete, 24VAC
11 IA Q --- C OM/O AQ --- C OM / R H --- C OM Analog, 4---20mA
12 CCN + (RED) Digital, 5VDC
13 O AQ --- S E N/RH --- S EN Analog, 4---20mA
14 CCN Gnd (WHT) Digital, 5VDC
15
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
50TC
