Bryant DURAPAC PLUS 581A Installation And Service Instructions Manual page 33

CONTROL CONTROL POINT
CURVE APPROX. °F (°C)
A
B
C
D
Fig. 28 — EconoMi$er IV Controller Potentiometer and
LED Locations
AT 50% RH
73 (23)
70 (21)
67 (19)
63 (17)
65
(18)
60
(16)
A
55
(13)
B
50
C
(10)
D
45
(7)
40
(4)
35
(2)
35 40 45 50 55 60
(2) (4) (7) (10) (13) (16) (18)
APPROXIMATE DRY BULB TEMPERATURE— °F (°C)
Fig. 27 — Enthalpy Changeover Set Points
85 90 95
(29) (32) (35)
80
(27)
75
(24)
70
(21)
A
B
C
D
65 70 75 80 85 90 95
(21) (24) (27) (29) (32) (35)
CO SENSOR MAX RANGE SETTING
2
6000
5000
4000
3000
2000
1000
0
2 3
DAMPER VOLTAGE FOR MAX VENTILATION RATE
Fig. 29 — CO
— 33 —
100 105 110
(38) (41) (43)
HIGH LIMIT
CURVE
100 105 110
(38) (41) (43)
4 5 6 7
Sensor Maximum Range Setting
2
800 ppm
900 ppm
1000 ppm
1100 ppm
8