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Installing the MPC Open XP
Wire the sensors to the controller's Rnet port.
NOTE If the Rnet has multiple SPT Standard sensors, you must give each a unique address on the Rnet.
For basic user instructions, see the SPT Sensors Owner Guide. For more detailed instructions, see the Carrier
Sensors Installation Guide.
To wire the ZS or SPT sensor to the MPC Open XP
1
Partially cut, then bend and pull off the outer jacket of the Rnet cable(s). Do not nick the inner insulation.
Strip about .25 inch (.6 cm) of the inner insulation from each wire.
.25 in.
(.6 cm)
2
Wire each terminal on the sensor to the same terminal on the controller. See diagram below.
NOTE Carrier recommends that you use the following Rnet wiring scheme:
Connect this wire...
Red
Black
White
Green
MPC Open XP
MPC Open XP IO48/816
Installation and Start-up Guide
Outer Jacket
Inner insulation
To this terminal...
+12V
Rnet-
Rnet+
Gnd
Carrier Proprietary and Confidential
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