Carrier Omnizone 50BVC - Page 79

79
ECONOMIZER VALVE
RETURN AIR
OPEN / CLOSE
DI
SUPPLY FAN
DPS
T
OUTSIDE AIR
TEMP SENSOR
DES
ACT
DO
VALVE
DATS
DO
AI
DES
ACT
AI
LWT
VFD
VARIABLE
FREQUENCY
DRIVE
AO
DO
CO2
AI
RATS
T
AI
T
AI
P
AI
C
DO
VALVE
AO
RHEC
UNIT MOUNTED DDC
SPS
1
2
DO
AI
ECONOMIZER
MODULATING
HOT GAS REHEAT
DX
1 2
1 | 2
WATER SIDE
ECONOMIZER
H
AI
DHSFILTER
REHEAT
OUTSIDE AIR DAMPER
COMPRESSOR START/STOP
FAN
START/STOP
EWT
DUCT HUMIDITY
SENSOR
DUCT
STATIC
PRESSURE
SENSOR
DUCT
TEMP
SENSOR
DUCT
TEMP SENSOR
OUTSIDE AIR
3
DO
4
DO
FAN
SPEED
FILTER STATUS
(OPTIONAL - NOT PROVIDED)
(OAT SENSOR OPTIONAL - NOT PROVIDED. CAN BE USED IN PLACE OF RATS)
INSIDE AIR
(CO2 SENSOR OPTIONAL - NOT PROVIDED)
(DHS OPTIONAL - NOT PROVIDED)
Fig. 93 — 50BVJ, W Sensor Schematic