9
OPERA
TIONAL GUIDE
METER SETUP
Setup mode allows configuration of parameters: Temperature unit,
Auto‑off, Calibration type, Beep confirmation tone, pH Resolution,
pH calibration Information and TDS conversion factor.
• “
TEMP
“ is displayed on the third LCD
line with the current temperature unit
(E.g. “
TEMP °C
“), for °C/°F selection,
use the
SET
button. After the temperature
unit has been selected, press to confirm and to enter the
“
A-OFF
“ selection.
• Use the
SET
button, to cycle through the
auto‑off choices: 8 minutes (
“8”
, default
value), 60 minutes (
“60”
) or disabled
(
“---”
). Press to confirm and to enter
the calibration type selection.
•
tag is displayed. Use the
SET
button to choose from “
STD
“ (standard
calibration) or “
QUICK
“ (one‑point
quick calibration). Press to confirm
and to enter the “
BEEP
“ selection.
• To switch ON or OFF the beep tone,
press the
SET
button; press to con‑
firm and to enter electrode calibration
information “
INFO
“ selection.
• To switch ON or OFF the electrode
condition indicator on the LCD, press
the
SET
button; press to exit setup
options; Change the set with the
SET
button, then press
to confirm and to enter TDS conversion
factor “
CONV
“.
• “
CONV
“ is displayed on the third
LCD line with the current TDS factor
(E.g. “
0.50
“), for selecting, “
0.70
“
TDS factor use the
SET
button. Press
to confirm and to return to normal mode.
pH MEASUREMENT
Make sure the meter has been calibrated before use.
If the probe is dry, soak it in
HI70300
storage solution for
a minimum of 30 minutes to reactivate it.