diff -r 7d87a0f98345 -r 3220dd020675 editors/ResourceEditor.py
--- a/editors/ResourceEditor.py	Tue Jun 26 18:02:51 2018 +0300
+++ b/editors/ResourceEditor.py	Wed Jun 27 10:58:45 2018 +0300
@@ -500,6 +500,8 @@
                     name = self.InstancesTable.GetValueByName(i, "Task").upper()
                     if old_name == name:
                         self.InstancesTable.SetValueByName(i, "Task", new_name)
+        if self.TasksTable.GetColLabelValue(col, False) == "Triggering":
+            self.TasksTable.SetValueByName(row, "Interval", "T#20ms")
         self.RefreshModel()
         colname = self.TasksTable.GetColLabelValue(col, False)
         if colname in ["Triggering", "Name", "Single", "Interval"]: