psychrometric chart - · pdf file20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110...
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20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120
DRY BULB TEMPERATURE - °F
10
20
30
40
50
60
70
80
90
100
110
120
130
140
150
160
170
180
190
200
210
5 10 15 20 25 30
35
40
45
50
55
55
60
60
65
165
170
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180
185
190200
205
210
215
220
225
230
235
240
245
250
EN
TH
AL
PY
- B
TU
PE
R P
OU
ND
OF
DR
Y A
IR
10
15
20
25
30
35
40
45
50
EN
TH
ALP
Y - B
TU
PE
R P
OU
ND
OF D
RY
AIR
SA
TU
RA
TIO
N T
EM
PE
RA
TU
RE
- °
F
20
25
25 30
30 35
35 40
40 45
45 50
5055
55
60
60
65
65
70
70
75 WET BULB TEMPERATURE - °F
75
80
80
10% RELAT I VE HUM ID I TY
2 0 %
3 0 %
4 0 %
5 0 %
6 0 %
7 0%
80%
90%
16.5
17.0
17.5
18.0
SP
EC
IFIC
VO
LU
ME
ft³/lb O
F D
RY
AIR
18.5
19.0
19.5
HU
MID
ITY
RA
TIO
- G
RA
INS
OF
MO
IST
UR
E P
ER
PO
UN
D O
F D
RY
AIR
PSYCHROMETRIC CHARTBAROMETRIC PRESSURE 22.655 inches of Mercury
Linric Company Psychrometric Chart, www.linric.com
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1.0
VA
PO
R P
RE
SS
UR
E -
IN
CH
ES
OF
ME
RC
UR
Y
-20
0
10
20
25
30
35
40
45
50
55
60
65
70
75
80
DE
W P
OIN
T -
°F