Carrier TP-NHP - Manual (Page 51)

49
WIRING DIAGRAMS
Display module Display module wall mount Equipment Control Module
Fan Coil Heat Pump
V+ V+
Vg Vg O O
V+ V+ RVS/Heat Stage 2 O/B W2 W3 W2
Vg Vg Heat Stage 1 W/W1 W2
Compressor Y/Y2 Y Y
Not Used Y1
Fan G G
24VAC Hot Heating Rh R R
24VAC Hot Cooling Rc
Dry Contact 1 D1
Dry Contact 2 D2
24VAC Common C COM COM
Outdoor Air Temp OAT
Remote Room Sensor RRS
OAT/RRS Com OAT/RRS
Outdoor Sensor *
Remote Room
Sensor *
* Indicates connection may not be required/available.
A09174
Fig. 17 − Display to Equipment Control Module Connection