Relative Humidity Control With Proportional Control - Daikin R-32 rooftop Series Operation Manual

The value set in parameter "HU11" identifies the reference humidity value, as follows:
- 0 = relative humidity;
- 1 = absolute humidity.
5.4.1

Relative humidity control with proportional control

If parameter "HU11" is set to "0", humidity control is performed according to the relative humidity value.
Relative humidity is managed according to parameter "HU14", which identifies the probe on which the controller
must guarantee maintenance of the entered setpoint, and on parameter "HU12" that determines the type of humidity
control.
The parameters involved are shown in the table.
The values of the parameters are representative. In specific cases, different values can be set.
Parameter Value
HU4 5.0
HU5 0.5
A graphical representation is shown below.
Translation from original instructions
Packaged Rooftop
28
UM Description
% Relative humidity control differential
% Relative humidity control neutral area
HU4 HU5
Fig. 9 Relative humidity control
%
100
0
HU5 HU4
HU1
SdR %
We reserve the right to make changes without any prior notice.
4P645203-1
UATYA