Applications Guide

CSC–2000 Series Pneumatic VAV Reset Volume Controllers 11 Applications Guide
Dual Duct, N.O. Heating Damper, N.C. Cooling Damper, R.A. Thermostat
DUAL DUCT CONSTANT VOLUME, NC HTG VAV W/ NO CLG CV, D.A. THERMOSTAT
B M
H L
Airflow Pickup located i
n the
co
ld deck inlet
Cold
Deck
N.C. Damper
Actuato
r
5-
10 PSI
R.A. Th
ermostat
2 3 4 5 6 7 8 9 10 11 12 13 14
Max Cooling Air
Room
Temperature Increase
Thermostat Pressure
Flow
Setpoint
70
°
15
71.5°68.5°
1 16
M
B M
T
X
Y
B
M
T
X
Y
Hot Deck N.
O. Damper
H L
Airflow Pickup located i
n the
h
ot deck inlet
Min Cooling Air Flow
Min Heating Air Flow
Actuato
r
5-
10 PSI
VAV CONTROLLER CSC-200
4
DAM
PER = NORMALLY
CLOSED LO =
MAX CLG FLOW
HI =
MIN CLG FLOW
R
ESET = 3 to 8 PSI
VAV C
ONTROLLER
CSC-200
3
DAM
PER = NORMALLY
OPE
N
LO
= MIN HTG FLOW
HI =
MAX HTG FLOW
R
ESET = 8 to 13 PSI
Max Heating Air Flow