<file_definition>
        <file_group id="defile">
        <file id="dynhistave_xios" name="dynhistave_xios" type="one_file" output_freq="1mo" output_level="5"  enabled="true">

            <!-- VARS 1D -->
<!--            <field_group operation="once">  -->
<!--              <field field_ref="Ap" level="1" />  -->
<!--              <field field_ref="Bp" level="1" />  -->
<!--              <field field_ref="Alt" level="1" />  -->
<!--            </field_group>  -->

            <field_group operation="once">
            </field_group>

            <field_group operation="instant">
            </field_group>

            <!-- VARS 2D -->
            <field_group operation="average" >
              <field field_ref="PS" level="1" />
            </field_group>
            <!-- VARS 3D -->
            <field_group operation="average" >
              <field field_ref="U" level="5" />
              <field field_ref="V" level="5" />
              <field field_ref="THETA" level="5" />
              <field field_ref="TEMP" level="5" />
              <field field_ref="PHI" level="5" />
              <field field_ref="MASSE" level="5" />
            </field_group>

        </file>

        </file_group>
    </file_definition>
