11
Fig. 8
As shown in the figure above, there are three options. Press the “Select” button, the
cursor cycles in beating three choices. Press the “Modify” button, to determine √ or × at the
cursor. After you finish selecting items, please click “Enter” button, the instrument
automatically enters the auto-measuring screen as shown in Fig.9. Press “Back” key, and
return to the main menu.
Fig.9
①
Heating up----The test cell is heated up to the preset test temperature. Because the
temperature on quality properties of insulating oils have a very big impact, we should test
the oil under the preset temperature, of course, we can also press “Enter” key to do the test
at room temperature. Press the “Back” button, and return to the main menu.
②
Boosting----On reaching the required test temperature, or after pressing “Enter” key in the
heating process, it is automatically transferred to boost state, with voltage value increasing
and adjustment. When the voltage reaches a preset voltage value, or in the process of
