Honeywell C7150B Product Data page 13

CONTROL
CURVE
Fig. 18. Partial psychrometric chart with single C7400A Solid State Enthalpy Sensor and W7212 or W7459 Solid State
C7400A OUTPUT CURRENT
100
90
80
70
60
50
40
30
20
10
40 50 60
(4) (10) (16)
TEMPERATURE F (C)
Fig. 19. C7400A Sensor output current vs. relative
humidity.
CONTROL POINT
APPROX. °F (°C)
AT 50% RH
A 73 (23)
B 70 (21)
C 67 (19)
D 63 (17)
55
(13)
50
(10)
45 D
(7)
40
(4)
35
(2)
35 40 45 50
(2) (4) (7) (10) (13)
APPROXIMATE DRY BULB TEMPERATURE— °F (°C)
1 HIGH LIMIT CURVE FOR W7210D, W7212, W7213, W7214, W7340B.
Economizer Logic Module performance curves.
70 80 90 100
(21) (27) (32) (38)
M9101
85
(29)
80
(27)
75
(24)
70
(21)
65
(18)
60
(16)
A
B
C
A
B
C
D
55 60 65 70 75 80 85
(16) (18) (21) (24) (27) (29)
19
LED ON
18
17
16
LED OFF
15
14
13
12
11
10
9
40 45 50
NOTE: A,B,C,D ARE W7459 SWITCHING SETPOINTS.
Fig. 20. C7650A Solid State Temperature Sensor output
13
SOLID STATE ECONOMIZER SYSTEM
90 95 100 105 110
(32) (35) (38) (41) (43)
1
90 95 100 105 110
(32) (35) (38) (41) (43)
M11160C
D
LED ON
C
LED ON
LED OFF
B
LED OFF
55 60 65 70 75 80
current vs. temperature.
LED ON
A
LED OFF
F
100
85 90 95
M7578A
63-2484—2