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Table 1. Suggested RH manual set
points for different outdoor
temperatures.
Selecting Automatic Operation
Moving the AUTO/MAN switch to the
AUTO position selects automatic
o p e r a t i o n . T h e 0 7 2 0 0 0 w i l l
automatically adjust the RH set point
up or down as the outdoor
temperature changes. You do not
have to adjust the RH set point
unless you want to. Simply push the
UP or DOWN arrow to increase or
decrease the humidity level in the
home. The 072000 will calculate and
display the new set point on the LCD
screen.
Table 2 shows the adjusted RH set
p o i n t s f o r d i ff e r e n t o u t d o o r
temperatures, using a base set point
of 40% relative humidity. The 072000
computer will automatically lower the
RH set point as the outdoor
temperature falls below 35°F. Above
35°F., the 072000 will operate based
on the base set point.
AUTO
OUTDOOR
TEMPERATURE
+35°F
+30°F
+25°F
+20°F
+15°F
+10°F
+5°F
0°F
-5°F
-9°F
Table 2. Computer adjusted RH set
points for different outdoor air
temperatures based on a 40% RH
setting.
NOTE: Adjusting the base set point will
change the calculated set point, when the
outside air temperature drops below 35°F.
The 072000 will display thenew set point
after the processor has calculated a new
set point based on theoutdoor air temperature.
3
MAN
ADJUSTED
%RH
40%
38%
35%
33%
30%
28%
25%
23%
20%
18%
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