Honeywell AUTOMATIC CONTROL SI Edition

ENGINEERING MANUAL OF AUTOMATIC CONTROL
GENERAL ENGINEERING DATA
482
Fig. 9. Relative Humidity for Low Dry Bulb and Wet Bulb Temperatures.
R
E
L
A
T
I
V
E
H
U
M
I
D
I
T
Y
0
%
4030
30 5 10 15
20100-5
10
20
30
40 50
60
70
80
90%
DRY BULB TEMPERATURE ˚C
TEMPERATURE DIFFERENCE (TEMP DB – TEMP WB) KELVINS
M15329