Calibrate The Pressure Monitors - GE AKTA avant User Manual

7.7.2

Calibrate the pressure monitors

Maintenance interval
ÄKTA avant has four pressure monitors: system pump pressure monitor, sample pump
pressure monitor, pre-column pressure monitor and post-column pressure monitor.
Check the pressure monitors every week, or when the the ambient temperature has
changed more than 5°C. Calibrate the monitor if the zero pressure reading is outside
the range ± 0.02 to MPa.
Check the monitors
Follow the instructions to check the pressure monitors. The procedure is the same for
each monitor.
Step
1
2
3
4
Calibrate the monitors
Follow the instructions below to calibrate any of the pressure monitors.
Step
1
ÄKTA avant User Manual 29035184 AE
Action
Disconnect the relevant tubing from the pressure monitor to obtain zero-
pressure, see table Tubing and pressures, on page 325.
Click the Customize button to open the Customize dialog box. In the Cus-
tomize dialog box, under the Run Data Groups tab, select the relevant
pressure to display, see table Tubing and pressures, on page 325. Click OK to
close the Customize dialog box.
In the Run Data pane in the System Control module, check what pressure
is displayed.
If the zero pressure reading is outside the range ± 0.02 MPa, calibrate the
pressure monitor according to the instruction below.
Action
Disconnect the relevant tubing from the pressure monitor, see table Tubing
and pressures, on page 325.
7 Maintenance
7.7 Calibration procedures
7.7.2 Calibrate the pressure monitors
323