![background image](http://html1.mh-extra.com/html/carrier/50tc-d17-series/50tc-d17-series_installation-instructions-manual_2561623020.webp)
50TC
*D
20
Table 5 – Space Sensor Mode
TB1 TERMINAL
FIELD CONNECTION
INPUT SIGNAL
1
T55---SEN/T56---SEN
Analog (10k thermistor)
2
RMTOCC
Discrete, 24VAC
3
T55---SEN/T56---SEN
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
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)Discrete 24VAC
16
CCN --- (BLK)
Digital, 5VDC
LEGEND:
T55
--- Space Temperature Sensor
FSD --- Fire Shutdown
T56
--- Space Temperature Sensor
IAQ --- Indoor Air Quality (CO
2
)
CCN
--- Carrier Comfort Network (communication bus)
OAQ --- Outdoor Air Quality (CO
2
)
CMPSAFE
--- Compressor Safety
RH --- Relative Humidity
FILTER
--- Dirty Filter Switch
SFS --- Supply Fan Status
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
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) Discrete 24VAC
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
Summary of Contents for 50TC*D17 Series
Page 3: ...50TC D 3 C09105 Fig 1 Unit Dimensional Drawing 17 and 20 Size Units...
Page 4: ...50TC D 4 C09384 Fig 1 Unit Dimensional Drawing 17 and 20 Size Unit cont...
Page 5: ...50TC D 5 C09095 Fig 2 Unit Dimensional Drawing 24 and 28 Size Unit...
Page 8: ...50TC D 8 C09139 Fig 4 Roof Curb Details 17 and 20 Size Units...
Page 9: ...50TC D 9 C09140 Fig 5 Roof Curb Details 24 and 28 Size Units...
Page 18: ...50TC D 18 C09376 Fig 26 PremierLink Wiring Schematic...
Page 26: ...50TC D 26 C09377 Fig 45 RTU MP System Control Wiring Diagram...