16
5.6.2 The Hi HYS Menu
1.
Enter this menu by pressing the
MODE
key to the
“SEt”
display
if you are in the measurement
mode.
2. Press
ENTER
key. If the
password has been set earlier,
key in the password using the
method described in section
4.1. Press
ENTER
once to
confirm. After you set the
correct password, you see the
“
CAL
” and “
PH
” display blinks
alternatively. Press
▼
key
thrice, the display shows
“Hi”
“HYS”
blinking.
1. Press
ENTER
key to access
the Hi HYS menu and the
display shows the last Hi HYS
value. Use
▲
and
▼
keys to
change the value of the Hi HYS
point.
2. Press
ENTER
to confirm the
value of the Hi HYS.
3. Press
MODE
key to exit to
measurement mode. You can
press
MODE
key (as an
ESCAPE key) to revert to the
measurement value if
ENTER
is
not pressed; the set value is not
stored into memory.
SETUP
MODE
ENTER
Hi
SETUP
MODE
ENTER
0.2
SETUP
MODE
ENTER
HYS
NOTE :
The
maximum value of
Hysteresis is 0.2 pH
to 2.0 pH or 20 mV to
200 mV. The HI HYS
hysteresis is spread
equally on either side
of the Hi SET point.