psychrometric chart
TRANSCRIPT
1000
500
0-1
000
-200
0
SENSIBLE HEAT RATIO
ENTHALPYHUMIDITY RATIO
hw
1500
2000
30005000
-0.1
-0.2
-0.3-0.4
-0.5
-1.0
-2.0
-4.0
-8.0-8.04.0
2.0
1.0
00.1
0.2
0.3
0.4
0.5
0.6
0.8
1.0
15
20
25
30
35
40
45
50
50
55
45
40
35
30
25201510
85°F WET BULB TEMPERATURE
6090°F
80°F
75°F
80°F
75°F
85°F
SP
EC
IFIC V
OLU
ME
(CU
. FT. PE
R LB
. DR
Y A
IR): 15
14.5
14.0
13.5
13.0
12.5
70°F
70°F
.002
.004
.006
.008
.010
.012
.014
.016
.018
.020
.022
.024
.026
.028
120
115
110
105
100°
F D
RY
BU
LB T
EMPE
RA
TUR
E
95908580757065605550454035
65°F
65°F
60°F
60°F
ENTHALPY (h) - BTU PER POUND DRY AIR
ENTHALPY (h) -
BTU PER POUND DRY A
IR
HU
MID
ITY
RA
TIO
(w
) -
po
un
ds
mo
istu
re p
er p
ou
nd
dry
air
55°F
50°F55°F
50°F
45°F
40°F
40°F
45°F35°F
35°F
30°F25°F
10% RELATIVE HUMIDITY
20%
30%
40%
50%
60%
70%
80%
90%
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(352) 367-0999
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