57
We reserve the right to make changes without any prior notice.
Translation from original instructions
How to set up parameters on the inverter display in
non free cooling
units
-
press “Menu”, go to “Parameters” using the arrow buttons and confirm with “Select”;
-
in the “Parameters” menu, select “Complete List” using the arrow buttons and confirm with “Select”;
-
using the arrow buttons, select group “28” and confirm with “Select”;
-
using the arrow buttons, select parameter “28.26” and confirm with “Edit”;
-
using the arrow buttons, set the desired frequency value “1” and confirm with “Save”;
-
to exit the settings, press the “back” and “exit” button 3 times.
How to set up parameters on the inverter display in
free cooling
units - free cooling function
not enabled
-
press “Menu”, go to “Parameters” using the arrow buttons and confirm with “Select”;
-
in the “Parameters” menu, select “Complete List” using the arrow buttons and confirm with “Select”;
-
using the arrow buttons, select group “28” and confirm with “Select”;
-
using the arrow buttons, select parameter “28.26” and confirm with “Edit”;
-
Use the arrow buttons to set the desired frequency value “1” and then press “Save” to confirm.
Now activate the free cooling by manually operating the 3-way valve and the free cooling relay present in the
electrical control panel.
Resume the setting with the free cooling active and:
-
using the arrow buttons, select parameter “28.27” and confirm with “Edit”;
-
using the arrow buttons, set the desired frequency value “2” and confirm with “Save”;
-
to exit the settings, press the “back” and “exit” button 3 times.
Resume the setting with the free cooling active and:
-
using the arrow buttons, select parameter “28.27” and confirm with “Edit”;
-
using the arrow buttons, set the desired frequency value “2” and confirm with “Save”;
-
to exit the settings, press the “back” and “exit” button 3 times.
Once the settings are completed, the inverter will automatically adjust the flow rate to the set speeds with activation and
deactivation of free cooling operation.
