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pH Setting Sub-Menu
P1.1
— Select pH buffer series (
USA—NIST)
1.
In measurement mode, long press
to enter P1.0, press
to enter P1.1
2.
Press
USA flashes; Press
to choose USA→NIST; Press
to confirm.
USA—USA NIS—NIST
3.
Press
to enter P1.2, or press
to return to measurement mode.
P1.2
— Set up calibration reminder
(No—H00—D00)
1.
Press
, “No” flashes. Press
to choose No→H00→D00
；
NO—no setting; H00—set 0-99 hours; D00
—
set 0-99 days.
2.
When “H” flashes, press
, “00” flashes; Press
to adjust hours,
press
to confirm; when “D” flashes, press
, “00” flashes,
press
to adjust days, press
to confirm; When “No” flashes,
press
to confirm.
3. Press
to enter P1.3, or press
to return to measurement mode.
P1.3
— Check Calibration Time
1.
The data and time of last calibration displayed on the left image is: 18:08, 06/08/2016
2. Press
to enter P1.4, or press
to return to measurement mode.
P1.4
— Select pH calibration mode
(3P—5P)
1. Press
, “3P” flashes. Press
to choose 3P→5P. Press
to confirm.
3P— 1 to 3 point calibration; 5P—1 to 5 point calibration. (see 4.2.2 for details)
2. Press
to enter P1.5, or press
to return to measurement mode.
P1.5
— Return to factory default mode
(No—Yes)
Press
, “No” flashes, press
to choose No→Yes; Press
to confirm, the meter
returns to measurement mode.
No
—
not return to factory default mode; Yes—return to factory default mode
Conductivity Setting Sub-Menu
P2.1
— Select electrode’s constant
（
1.0—10.0—0.1
）
1. In P2.0, press
to enter P2.1
2. Press
, “1.0” flashes, press
to choose 1.0→10.0→0.1; press
to confirm
3. Press
to enter P2.2, or press
to return to measurement mode.
