Calibration
38
Waltron User Manual
9065 Luminescent Dissolved Oxygen Analyzer
27.
After pressing Enter to save the calibration, a message will display on the screen
indicating that the save is in progress. This process will last approximately 1 minute.
28.
While the analyzer is storing the calibration result, it is now safe to turn off the flow of
calibration gas to the sensor.
29.
The screen will display a message saying that the Calibration has been stored
successfully, press any key.
30.
Press any key to return to the calibration menu.
31.
Select the back arrow to return to the
previous menu. Repeat until arriving at the
main measurement screen. The calibration
process is complete.
32.
Disconnect the calibration gas from the
calibration beaker and remove the calibration beaker from the sensor.
33.
Replace the flowcell on the sensor, again taking caution to prevent damaging the sensor
spot and temperature sensor.
34.
Reconnect sample lines and restore sample flow to the sensor.
35.
Press the Start button to put the analzer back into online measurement mode.
NOTE:
The calibration data for the previous calibration will be kept
if you return to the previous menu without selecting ‘Store
calibration.’
6.2.4
CHECK CALIBRATION
The calibration of the sensor can be checked with
calibration gasses using this calibration menu.
1.
Connect the calibration gas to the calibration
beaker and enter the current air pressure.
2.
The current O
2
value will be shown in
“Actual O
2
value”.
NOTE:
During a calibration check, never use “Store calibration.”