ORP Measurement - 2 different solutions

1. Immerse electrode for measuring ORP into solution nr.1
2. Switch on device.
3. Press on button РЕЖИМ (MODE)
4. Press on button ВЫБОР (SELECT) untill you see "mV" on the display.
5. Measurement is ready, it is 514 mV. Write it down.
6. Press STOP.
7. Clean and dry the electrode. Immerse it to solution nr.2
8. Switch off device and switch it on again.
9. Make sure you see "mV" on the display. If not - press on ВЫБОР (SELECT) untill you see "mV" on the display.
10. Measurement is ready, it is 798 mV. Write it down.