Lennox iComfort M30 Installation And Setup Manual page 38

Table 12. Dew Point Control Modes
Option Description
Normal Dew Point Control mode is useful in colder
climates where moisture can collect on interior
window surfaces. Normal dew point control helps
to minimize this condensation. In this mode the
activation and deactivation of H/D terminal is
controlled as follows.
RH set point= .5*Outdoor Temp + 25 + RH user dew
point adjustment
Normal
where:
RH user dew point adjustment is user-selectable and
cannot exceed +/-15%, default RH user dew point
adjustment = 0
The RH set point cannot exceed 45%
The minimum RH set point is 15%
Max Dew Point Control mode is also useful in colder
climates where moisture can collect on interior
window surfaces. Max Dew point control helps
to minimize this condensation. In this mode the
activation and deactivation of H terminal is controlled
as it is done in the Max.
RH set point= .5*Outdoor Temp + 25 + RH user dew
Max
point adjustment
where:
RH user dew point adjustment is user-selectable and
cannot exceed +/-15%, default RH user dew point
adjustment = 0
The RH set point cannot exceed 45%
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