Carrier WeatherExpert 48N2 Controls, Start-Up, Operation, Service, And Troubleshooting page 162
Packaged rooftop cooling units with gas heat, optional electric heat, or hydronic heat and comfortlink controls version 10.x
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Also See for WeatherExpert 48N2:
- Controls, start-up, operation, service and troubleshooting instructions (248 pages) ,
- Installation instructions manual (52 pages) ,
- Installation instructions manual (8 pages)
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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
10
11
CCN BUS
ROOFTOP
CL
ROOFTOP
CL
TERMINAL
SYSTEM
MANAGER
CL
ROOFTOP
AIR DISTRIBUTION-DIGITAL AIR VOLUME CONTROL (DAV)
®
Fig. 37 — CCN System Architecture
Terminal X1
12
13
14
15
Fig. 38 — VFD Wiring
UNIT
UNIT
HEATING/COOLING UNITS
TCU
DAV AIR
TERMINAL
UNIT
16
17
18
28
LEN connection from ComfortLink
162
ROOFTOP
UNIT
CL
ROOFTOP
UNIT
CL
TO
ADDITIONAL
TERMINALS
TCU
TCU
DAV AIR
TERMINAL
29
30
31
32
DAV FAN
POWERED
MIXING
BOX
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