Hanna Instruments HI99151, Instruction Manual, Page: 14 / 20

14
METER SETUP
METER SETUP
Setup mode allows the selection of the Temperature unit,
Auto‑off, Beep confirmation tone, the type of pH buffer set,
the Resolution and Information. To enter Setup mode press
and hold button until “ STD “ and tag is replaced
by “ SETUP “ and tag. Release the button.
• “ TEMP “ is displayed on the
secondary LCD 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 navigate
through the auto‑off choices: 8
minutes ( “8” , default value), 60
minutes ( “60” ) or disabled ( “---” ).
Press to confirm and to enter the
“ BEEP “ selection.
• To switch the beep tone ON or OFF,
press the SET button; press to
confirm and to enter the calibration
buffer selection “ pH 7.01 BUFF “.
• To change the buffer set, the meter
will show the current buffer set: “ pH
7.01 BUFF ” (for standard buffer
set: 4.01/7.01/10.01) or “ pH
6.86 BUFF ” (for NIST buffer set:
4.01/6.86/9.18). Change the set with
the SET button. Press to confirm
and to enter pH resolution selection
“ RESOL “.
• To change the pH measurement
resolution between “ 0.1 “ and “ 0.01 “
use the SET button; then press
to confirm and to enter electrode
calibration information “ INFO “
selection.
• To switch the electrode condition
indicator on the LCD ON or OFF, press
the SET button; press to exit setup
options. Change the set with the SET
button, then press to confirm and
to return to normal mode.