50 55 45 180 85 170 1.1 160 80 80 40 15.0 W 140 BU 75 M RA TU RE 75 120 -° F 70 110 25 100 70 R 65 PO 90 % 80 20 15 -10 5 5 0 -5 0 10 5 10 15 70 % 60 % 6% 20% 30 35 40 45 50 55 .5 .4 50 .3 40 60 35 65 4% 10 2% 70 75 80 85 90 95 100 105 .2 25 110 115 .1 35 10 0 120 DRY BULB TEMPERATURE - °F 5 10 45 55 20 IDITY E HUM LATIV 0% RE 25 60 30 20 Chart by: HANDS DOWN SOFTWARE, www.handsdownsoftware.com 0 % 30 1 20 EH R 8% 30 20 15 30 UM A EL 12.0 -5 10 TY IDI TIV 25 .6 50 40 4 13.0 25 65 45 0% 35 .7 40 5 40 30 70 DEW POINT TEMPERATURE - °F TU -B PY EN TH AL 35 5 % 15 0% 45 .8 50 AIR 40 . DRY 50 45 60 ER LB 10 0 .FT. P 55 50 0 60 55 70 E- CU % PE R OLUM 15 80 % F O D UN 14.0 V 65 60 25 DR Y AI 90 20 75 130 PE 30 55 .9 TE 15 20 25 30 ENTHALPY - BTU PER POUND OF DRY AIR LB VAPOR PRESSURE - INCHES OF MERCURY ET HUMIDITY RATIO - GRAINS OF MOISTURE PER POUND OF DRY AIR 80 35 1 150 10 11 0 90 0 28.0 22 26.0 0.94 24 80 0.92 70 25 25 20 24.0 11 25 40 14 G 0.86 90 J 20 15 EN 80 TH A ME VOLU % LP Y -K 10 % PE R 25 KI % LO 15 70 % 10 60 % % -5 0 5 -20 -15 0.74 -1 -10 -5 LATIVE 0 5 10 15 0 -1 0 6% 4% MIDITY HU 25 0 10 20 80 30 35 6.0 0 4.0 40 45 30 40 70 -5 -10 2% 20 10 2.0 60 50 DRY BULB TEMPERATURE - °C Chart by: HANDS DOWN SOFTWARE, www.handsdownsoftware.com -2 4 2 10% RE 0.76 -1 -15 RE E TIV LA 8% M HU 20% 0.78 -10 TY IDI IR 0.80 0 10.0 5 A DRY -1 30% 12.0 90 8.0 R KG 0.82 0 % 40 15 0 6 R PE 50 14.0 10 % 15 METE 5 0 -5 0.84 10 CUBIC 10 8 16.0 DEW POINT TEMPERATURE - °C R AI 12 30 RA M O F DR Y 0.88 20 18.0 20 50 ENTHALPY - KJ PER KILOGRAM OF DRY AIR 20 20.0 VAPOR PRESSURE - MM OF MERCURY 0.90 16 HUMIDITY RATIO - GRAMS MOISTURE PER KILOGRAM DRY AIR 18 50 5 0 22.0 60
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