Ph Calibration: 6.86 Ph - Parkside PPHM 14 A1 Bedienungs- Und Sicherheitshinweise

Clean the electrode probe 1 and the test liquid
absorption rod 1a (see "Cleaning the electrode probe
and the test liquid absorption rod").
Switch on the product: Press /MODE 5 .
Press /MODE 5 twice to enter the calibration
mode. CAL is flashing in the display 6 .
24 GB
˜ pH calibration: 6.86 pH
Dip the electrode probe 1 into the 6.86 pH buffer
solution (between the MIN 2 and MAX 3
markings).
NOTE: If the electrode probe 1 is not dipped into
the buffer solution within 2 minutes, Err starts flashing
in the display 6 . Repeat all previous steps of this
section.