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Installing the UC Open
UC Open
CARRIER CORPORATION ©2019
Installation and Start-up Guide
All rights reserved
12
NOTES
•
The ZS CO2 model uses 190 mA during sample period. Use auxiliary 12 Vdc, unless it is the only device on
the Rnet port.
•
A control program can use no more than 5 ZS Sensors
•
SPT sensors cannot share the Rnet with other devices.
•
For detailed instructions, see the
ZS Sensor Installation Guide
.
1
Remove power from the UC Open.
2
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.
Outer Jacket
Inner insulation
.25 in.
(.6 cm)
3
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...
To this terminal...
Red
Black
White
Green
+12V
Rnet-
Rnet+
Gnd
4
Apply power to the UC Open.
To wire the Wireless Adapter for wireless sensors
WARNING
Do not apply line voltage (mains voltage) to the Wireless Adapter.
The Carrier wireless sensors are available in 868, 902, and 928 MHz radio frequency. The sensors are thermistor-
based temperature sensors that may optionally sense humidity.
Wireless sensors communicate through a Wireless Adapter, which is wired to the Rnet port of the controller.
REQUIREMENTS
•
A v6.5 or later i-Vu® system
•
v6-xx-xxx or later controller drivers