Carrier WEATHERMASTER 48/50Z030-105 Operation And Service Manual page 124

BUILDING SUPERVISOR
NETWORK
OPTIONS
REMOTE AUTODIAL
CCN SITE GATEWAY
NON CARRIER
HVAC
EQUIPMENT
COMFORT
CONTROLLER
LEGEND
CCN — Carrier Comfort Network
CL — ComfortLink™ Controls
DAV — Digital Air Volume
HVAC — Heating, Ventilation, and Air Conditioning
TCU — Terminal Control Unit
CCN BUS
ROOFTOP
UNIT
CL
ROOFTOP
UNIT
CL
TERMINAL
SYSTEM
MANAGER
CL
ROOFTOP
UNIT
AIR DISTRIBUTION-DIGITAL AIR VOLUME CONTROL (DAV)
®
Fig. 33 — CCN System Architecture
HEATING/COOLING UNITS
TCU
TCU
DAV AIR
DAV AIR
TERMINAL TERMINAL
124
ROOFTOP
UNIT
CL
ROOFTOP
UNIT
CL
TO
ADDITIONAL
TERMINALS
TCU
DAV FAN
POWERED
MIXING
BOX