Hach PLATINUM Series, Руководство пользователя

Страница: 22 / 64

22
pH, Water and Wastewater,
continued
10.
When a stable pH
is determined, the
display will show
Standard 2? . Remove
the electrode from the
cup. Rinse with
deionized water and
blot dry.
Note: The meter will
select a stable reading
using default meter
parameters and the
specified resolution. To
override the default
meter parameters, see
the meter manual.
11.
Place the electrode
in the 4.0 (or 10.0) pH
buffer. Press
ENTER
.
12.
After the last
calibration point has
stabilized and the
display reads
Standard
3?, press
EXIT
.
For a three-point
calibration, repeat
steps 10-11 with an
additional buffer.
13.
The display will
show Store? . Press
ENTER
to store the
calibration or
EXIT
to
leave the calibration
mode without storing
the values.
14.
Remove electrode
from buffer. Rinse with
deionized water
followed by a small
amount of sample and
blot dry.
15.
Place the
electrode in the
sample.
FILL
LINE
READ
enter
READ
enter
OR
FILL
LINE