Thermo Fisher Scientific Alpha pH 100 - Manual (Page 18)

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5.6.3 The Lo SEt Menu
1. Enter this menu by pressing
MODE key twice to the “SEt”
display if you are in
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.
3. After you set the correct
password, you see the “CAL”
and “PH” display blinks
alternately. Press ▼ key four
times, the display shows “Lo”
“SEt” blinking alternately.
1. Press ENTER key to access
the Lo SET menu and the
display shows the last Lo SET
value. Use ▲ and ▼ keys to
change the value of the Lo
SET point.
2. Press ENTER to confirm the
value of the Lo SET point.
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
Lo
SETUP
MODE
ENTER
5.0
SETUP
MODE
ENTER
SEt
NOTE : The Lo SEt
relay activates if the
current pH/ORP
reading exceeds Lo
SET point - ½ Lo
HYS value. The Lo
SET value cannot be
higher than the Hi
SET value.