Calibration
IV-6
Thermo Scientific Orion 2120XP Calcium Hardness Analyzer User Guide
• To begin a DKA calibration, the system starts from the measure mode.
• The calibration port must be closed for proper flow cell pressure.
• The value of the calibration standards, volume of the calibration
standards and the volume of the flow cell must be entered in the setup
mode prior to performing a calibration. Refer to
Chapter III, Use of
the Setup Mode
and
Chapter IV, Calibration Setup
.
Performing a
DKA Calibration
Step
Operator Action
Scrolling Marquee
Main Display
Notes
1
Make sure that the analyzer is in the
measure mode.
Actual temperature reading
Actual concentration
reading
2
Press
to initiate the calibration.
CAL appears as mode
3
If the calibration password is active,
enter the calibration password by pressing
/
to set the first digit,
to move to the next digit,
/
to set the values of the remaining
digits and
to move through the
remaining digits.
Press
to accept the password.
ENTER PASSWORD
PASS
# # # #
4
CH1 or CH2
(flashing)
CAL
CHnL
Displayed for two
channel analyzer
5
Press
/
to select the
channel that will be calibrated and press
to begin the calibration.
CH1 or CH2
(flashing)
CAL
CHnL
Action required for
two channel analyzer
6
DKA or OFFL
(flashing)
CAL
tYPE
7
Press
/
to select DKA and
press
to accept the setting.
DKA
(flashing)
CAL
tYPE
8
Check that the calibration port on the flow
cell cap is closed.
Push the diverter valve in.
CHECK CAL PORT CLOSED
PUSH DIVERTER VALVE IN
PRESS ENTER
FILL
FCEL
