power knot psychrometric chart
DESCRIPTION
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85
DE
WP
OIN
TTE
MP
ER
ATU
RE
-F
35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120DRY BULB TEMPERATURE - F
.002
.004
.006
.008
.010
.012
.014
.016
.018
.020
.022
.024
.026
.028
HU
MID
ITY
RA
TIO
-PO
UN
DS
MO
ISTU
RE
PE
RP
OU
ND
DR
YA
IR
35
40
45
50
55
60
65
70
75
80
35
45
55
60
70
75
80
85
90
40
50
65
85 WET BULB TEMPERATURE - F
SATU
RATI
ONTE
MPE
RATU
RE-
F
10% RELATIVE HUMIDIT
Y20%
30%
40%
50%60%
70%80
%90
%
30
35
40
45
50
55
60
EN
THA
LPY
-BTU
PE
RP
OU
ND
OF
DR
YA
IR
10 15 20 25ENTHALPY - BTU PER POUND OF DRY AIR
55 60
15
20
25
30
35
40
45
50
ENTH
ALPY
- BTU
PER
POUN
DOF
DRY
AIR
14.0VO
LUME
- CU.FT. PERLB. DRY
AIR
12.5
13.0
13.5
14.5
15.0
SummerComfort
ZoneWinterComfort
Zone
Psychrometric chart at sea level (760 mm Hg)US measurement units
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