Model OUM980 with OUSAF21 Inline Sensor
Commissioning
26
Easycal
TM
Calibration Procedure
Enter MAINTENANCE sub-menu to access
SENSOR CAL function. Press
to change.
If Easycal has been installed. Analyzer will automatically
enter Easycal
TM
procedure.
Both high and low NIST filters absorption value will be
displayed in this screen. User set certificate due date is
displayed also. Press
after review the data.
Assure both high and low filters are in OUT position.
Press
to record zero point.
Move HI filter adjustment screw to IN position.
Press
to record high filter value.
Move LO filter adjustment screw to IN position.
Press
to record HI+LO value.
Move HI filter adjustment screw to OUT position.
Press
to record low filter value and perform
calibration calculation.
The screen then displays the low, high and high+low
readings and % deviation from the certified value of each
value. Review the deviation level and press
to
accept the calibration result.
5.3.3
Change Pathlength Setting
If sensor pathlength need to be changed by user, the corresponding change will need to be performed to OUM980 analyzer also.
Refer to Chapter 6 Sensor and Analyzer Maintenance to perform sensor pathlength adjustment. This section only covers
corresponding analyzer setting to match the measurement result.