X-Rite 939, Руководство оператора

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9 3 9
S P E C T R O D E N S I T O M E T E R
3-1
3.
Instrument Calibration
General Information 3-1
Positioning the Instrument
on
the Reference 3-2
Calibration Procedure 3-3
General Information
Under normal circumstances, the instrument should be
calibrated at least once a day.
At the Main Menu, use the Tab Up
$
or Tab Down
@
key to
highlight
Calibrate
. Press the Enter key
#
to access the
Calibration Menu.
C A L I B R A T I O N
<
M e a s u r e W h i t e R e f
>
S t a t u s : C a l R e q u i r e d
S / N : * * * * * *
A p S i z e : 8 . 0 m m
The bottom portion of the calibration screen displays
information regarding the calibration status, cal plaque serial
number, and instrument aperture size. The status line displays
as either
Cal OK
or
Cal Required
. Cal required indicates that
calibration is needed. Cal Ok indicates that no calibration is
required at this time. The serial number displayed on the
second line should match the serial number listed on your
calibration reference. The aperture size line displays the current
size.
NOTE: Refer to Appendices for a detailed procedure on changing the
aperture setting and size.