Wiring An Spt Sensor; Rnet Wiring Specifications - Carrier VVT Zone Installation And Startup Manual

Installation

Wiring an SPT sensor

The VVT Zone Controller is connected to a wall-mounted space temperature sensor to monitor room
temperature.
An i-Vu Open Control System offers the following SPT sensors:
Sensor
SPT Standard
SPT Plus
SPT Pro
You wire SPT sensors to the VVT Zone Controller's Rnet port. An Rnet can consist of any of the following
combinations of devices wired in a daisy-chain configuration:
• 1 SPT Plus or SPT Pro
• 1–4 SPT Standards
• 1–4 SPT Standards, and 1 SPT Plus or SPT Pro
•
Any of the above combinations, plus up to 2 BACview
NOTES
•
If you have 2 BACview
ground as the controller.
•
If the Rnet has multiple SPT Standard sensors, you must give each a unique address on the Rnet. See
the Carrier Sensors Installation Guide.
• If the Rnet has multiple BACviews, you must give each a unique address on the Rnet. See the BACview
Installation and User Guide.

Rnet wiring specifications

NOTE Use the specified type of wire and cable for maximum signal integrity.
Description
Conductor
Maximum length
Recommended coloring
UL temperature rating
12
Part # Features
•
Local access port
SPS
•
No operator control
•
Slide potentiometer to adjust setpoint
SPPL
•
MANUAL ON button to override schedule
•
LED to show occupied status
•
Local access port
• LCD display
SPP
• MANUAL ON button to override schedule
•
WARMER and COOLER buttons to adjust setpoint
•
INFO button to cycle through zone and outside air temperatures,
setpoints, and local override time
• Local access port
6 's, the second BACview
4 conductor, unshielded, CMP, plenum rated cable
18 AWG
500 feet (152 meters)
Jacket: White
Wiring: Black, white, green, red
32–167°F (0–75°C)
6 's but no more than 6 devices total
6 must have a separate power supply with the same
VVT Zone Controller