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2.5.10
[P21] Free Cooling Menu
Accessible from: "Service" group
Mask of the terminal
Free
Cooling
←
FC
Unit
Without Free Cooling
FC
--------------- P21.21
Cold ramp value for
Max FC damper opening:
050%
FC
--------------- P21.09
Free Cooling damper
regulation enable:
--------------- P21.10
Free Cooling damper
control type:
Digital
FC – FC damper
--------------- P21.11
Damper regulation
setpoint:
03.0°C
--------------- P21.12
Damper regulation
differential:
01.0°C
FC – FC damper
--------------- P21.13
Min damper opening:
000%
--------------- P21.14
Max damper opening:
100%
FC – FC damper
--------------- P21.32
Damper regulat. While
Comp./V3V is ON:
--------------- P21.33
Damper ON delay after
Comp./V3V OFF:
0180s
FC – FC damper
--------------- P21.15
Damper deactivat. For
high humidity enable:N
--------------- P21.16
Humid. Set to deact.
damper:
60.0%RH
Version 38
Description
↑
Access mask to the "Free Cooling" menu.
↓
Mask displayed if the Free Cooling mode is not present.
Value of the cooling ramp at which to have maximum opening of the Direct Free
Cooling damper.
Enable Direct Free Cooling damper adjustment.
N
Type of control of the Direct Free Cooling damper.
[Digital | Modulating].
Parameter for setting the threshold (Ambient T. – External T.) to enable Free
Cooling.
Parameter for setting the hysteresis (Ambient T. – External T.) to disable Free
Cooling.
Visible only if management of the direct Free Cooling damper is enabled.
Minimum opening of the Direct Free Cooling damper.
Maximum opening of the Direct Free Cooling damper.
Enable Direct Free Cooling damper adjustment while the compressor or 3-way
valve are active.
N
Delay before opening the Direct Free Cooling damper after switching off the
compressor or closing the cold water valve.
Visible only if damper adjustment with the compressor or valve active is disabled.
Enable the deactivation of the Direct Free Cooling damper due to high humidity.
Humidity limit for deactivation of the Direct Free Cooling damper.
Par.N.
21.21
21.09
21.10
21.11
21.12
21.13
21.14
21.32
21.33
21.15
21.16
58
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