Wiring Inputs And Outputs; Wiring A Duct Air Temperature Sensor To An Input - Carrier VVT Bypass II Installation And Startup Manual

Wiring inputs and outputs

WARNING Disconnect electrical power to the VVT Bypass 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 a Duct Air Temperature sensor to an input

Part #33ZCSENDAT
The VVT Bypass II must be connected to a Duct Air Temperature (DAT) sensor that monitors the temperature
of the air delivered by the air source.
NOTE This document gives instructions for wiring the sensor to the VVT Bypass II. For mounting and wiring
the sensor, see the Carrier Sensors Installation Guide.
Wiring specifications
Cable from sensor to controller:
Maximum length:
VVT Bypass II Controller
Installation and Start-up Guide
If <100 ft (30.5 meters)
If >100 ft (30.5 meters)
500 feet (152 meters)
16
22 AWG, unshielded
22 AWG, shielded
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