제품을 구매하거나 렌트한 사용자만 코멘트를 남길 수 있습니다
Igor Gerasimov  

If you see incorrect or erroneous indicator readings during the first installation:

- remove the indicator from the chart,

- wait a few seconds,

- reinstall the indicator on the chart.

In some rare cases, this procedure must be repeated several times.

After that, everything should work fine.