Carrier 48TJD008-014 - Manual (Page 14)

Example:
Given —
Negative Pressure . . . . . . . . . . . . . . . . . . . . . . . 0.1 in. wg
Outdoor Airflow
. . . . . . . . . . . . . . . . . . . . . . . . 1100 cfm
Determine —
Setting = 6 Љ
Fig. 24 — Durablade Economizer Damper
Minimum Position Setting
4
3
2
1
0
5
6
7
8
9
Fig. 25 — Durablade Economizer Minimum
Position Damper Setting
MINIMUM POSITION
OPEN
3 1
T P
P1 T1 4 2 5
S S
O
D
C TR
B
REV
. B
198818A
% H U M I D I T Y 90 70 60 30 10 D
C
B
A
60
65
70
75
55
50
85
80
DAMPER
DAMPER CLOSED
OPEN OUTDOOR TEMP
.
° F
REV. 97-3672
CW–SETPOINTS–CCW
CONT
A
CTS SHO
WN IN HIGH ENTHALPY
RUSH A
T 24V
AC
3 mA
MIN.
A T 1 1 VDC
CONT
ACT RA
TINGS: 1.5A
RUN, 3.5A
IN
OR UNPOWERED ST
A
T
E
1
2
3
TR
TR1
24V
AC
ENTHALPY
CONTROL
Fig. 26 — Outdoor-Air Thermostat/
Enthalpy Control Installation
Fig. 27 — Wiring Connections for
Outdoor-Air Thermostat
14