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Technical description
11.16.4 Electronic expansion valve process values
1- With the dryer operating press
to access the dryer's menu.
2- Press
to display the list of instantaneous process values for the
electronic expansion valve.
1-
3- Scroll through the list of values using the cursor keys.
4- Press
to display the values log file of "SH" (overheating of the
refrigerant measured at the heat exchanger outlet) and "OD" (electronic
expansion valve opening percentage) expressed in graphical and numerical
format, related to the last 60 minutes of dryer operation. The default graph
includes traces for both the process values.
5- Use the
keys to display/hide the corresponding coloured
traces.
2-
6- Touch the graph on the screen to position the cursor roughly near the
required time.
7- Use the cursor keys to fine tune the position of the graph cursor on the
required time. Positioning accuracy is +/- 15 seconds.
8- The table on the right of the screen displays the process values stored in
the time period selected by the graph cursor in numerical format.
4-
NOTE The stored process values, which are available in numerical or graph
3-
format, relate to the last 60 minutes of dryer operation. Stored process
values that are not within this time frame are permanently deleted
automatically.
8-
6-
9- Press
to return to the previous screens.
9-
7-
5-
DRYPOINT® RA VSD 800-2500
35
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