Wiring Sensors To The Vvt Zone Ii's Inputs; Wiring Specifications - Carrier VVT Zone II Installation And Startup Manual

Wiring sensors to the VVT Zone II's inputs

You can wire the following sensors to the VVT Zone II's inputs:
•
Alternate space temperature sensor (page 20)
•
Supply Air Temperature sensor (page 20)
• Duct Air Temperature sensor (page 21)
•
CO sensor (page 21)
2
• Relative Humidity sensor (page 23)
•
Remote occupancy contact sensor (page 24)
NOTE This document gives instructions for wiring the sensors to the VVT Zone II. For detailed installation
instructions, see the device's Installation Guide.
WARNING Disconnect electrical power to the VVT Zone II before wiring it. Failure to follow this warning could
cause electrical shock, personal injury, or damage to the controller.
CAUTION
•
Do not run sensor or relay wires in the same conduit or raceway with Class 1 AC or DC service wiring.
• Do not abrade, cut, or nick the outer jacket of the cable.
•
Do not pull or draw cable with a force that may harm the physical or electrical properties.
•
Avoid splices in any control wiring.

Wiring specifications

Cable from sensor to controller:
Maximum length:
VVT Zone II Controller
Installation and Start-up Guide
If <100 ft (30.5 meters)
If >100 ft (30.5 meters)
500 feet (152 meters)
19
Installing the VVT Zone II
22 AWG, unshielded
22 AWG, shielded
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