Xylem MULTI 3500i HANDHELD MULTIPARAMETER METERS - Manual (Page 39)

Multi 3500i Operation
37
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>