Honeywell AUTOMATIC CONTROL SI Edition

GENERAL ENGINEERING DATA
ENGINEERING MANUAL OF AUTOMATIC CONTROL
481
RELATIVE HUMIDITY
Fig. 8. Relative Humidity for Normal Dry Bulb and Wet Bulb Temperatures.
DRY BULB TEMPERATURE ˚C
TEMPERATURE DIFFERENCE (TEMP DB – TEMP WB) KELVINS
20
40
50
60
80
90
50
0 1 2 3 4 5 6 7 8
-5-15 -10
M15328
30
70
10
R
E
L
A
T
I
V
EH
U
M
I
D
I
T
Y
0
%