Analyzer Operation
III-23
Thermo Scientific Orion 2120XP Calcium Hardness Analyzer User Guide
Default
Operator Action
Scrolling Marquee
Main Display
Notes
ALRM
ALRM
(flashing)
SEL
SCrn
SEL CH1 or SEL CH2
on main display of
two channel analyzer
Press
to set the alarms
OFF
SELECT ALARM 1 HIGH
LOW OR OFF
rLY1
OFF
(flashing)
Press
/
to scroll through OFF,
HI and LO
SELECT ALARM 1 HIGH
LOW OR OFF
rLY1
OFF, HI or LO
(flashing)
Press
to accept the setting and
advance to the next screen
100 ppb
Set the HI or LO value for rLY1:
Press
to move the decimal point
Press
/
to set the first digit
Press
to move to the next digit
Press
/
to set the values of
the remaining digits and press
to
move through the remaining digits
ENTER VALUE
rLY1
# # . # #
(change flashing digit)
Displayed if HI or LO
was selected for rLY1
in previous screen
Press
to accept the setting and
advance to the next screen
Action required if HI
or LO was selected
for rLY1 in previous
screen
OFF
SELECT ALARM 2 HIGH
LOW OR OFF
rLY2
OFF
(flashing)
Press
/
to scroll through OFF,
HI and LO
SELECT ALARM 2 HIGH
LOW OR OFF
rLY2
OFF, HI or LO
(flashing)
Press
to accept the setting and
advance to the next screen
