User Manual

Multi 3500i Operation

Continuing for three-

point calibration

(Calibration type TEC)

14 Thoroughly rinse the electrode with distilled water.

15 Immerse the electrode in buffer solution 3.

16 If necessary, measure the temperature of buffer 3 manually,

then enter and confirm it with <▲><▼> and <MENU/ENTER>

in the Set temperature setting.

17 Select Continue with <▲><▼> and press <MENU/ENTER>.

The buffer is measured.

The measured value is checked for stability (AutoRead).

18 Wait for the end of the AutoRead measurement or Terminate

AutoRead and accept the calibration value with

<MENU/ENTER>.

The new calibration values are displayed as a message (

i).

You have the following options:

z Accept the new calibration values with <MENU/ENTER>.

Subsequently, the calibration record is displayed and output

to the interface at the same time.

z To switch to the measured value display without

accepting

the new calibration values, press <M> or <ESC>.

i Buffer value = 4.010

i U = 184.0 mV

i Temperature = 24.8 °C

Terminate AutoRead

pH <CAL>