Carrier 3V VVT 33ZCVVTZC-01 Installation And Start-Up Instructions Manual page 17
Pressure dependent control zone controller
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Wiring when distance between zone controller and space temperature
sensor is !00 feet or less
__wWIM31_EG_DTy
p )
AIR
TERMINAL
ZONE
UNIT
(TYP)
CONTROLLER
COMM
BUS
3 COND
COMM
CABLE
(TYP)
SPACE
TEMPERATURE
SENSOR
100 FT. MAXIMUM
SYSTEM
PILOT
Wiring when distance between zone controller and space temperature
sensor is greater than 100 feet
AIR
TERMINAL
UNiT
(TYP)
COMM BUS
2 COND
TWISTED
CABLE
OR
3 COND
CABLE
(TEMP
SENSOR
WiRiNG)
(TYP)
ZONE
CONTROLLER
SPACE
TEMPERATURE
SENSOR
DISTANCE
GREATER
THAN
100
FT.
SYSTEM
PILOT
Fig. 18 -- Communication
Bus Wiring to Zone Controller
]7
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