Chapter 6: Maintenance and Adjustments
SPD-M20A Service Manual
60
Standard filter absorbance
Enter the absorbance value for the
measurement wavelength 245 nm and
bandwidth 6 nm, written on the official certificate
provided with the filter.
Absorbance
measurement wavelength
Enter the Control Number written on the official
filter certificate.
Absorbance
measurement wavelength
bandwidth
3) Perform "Absorbance Accuracy Correction".
4) Proceed through <Content> -> <Required parts> -> <Preparations>.
5) Install the absorbance accuracy measurement cell according to the directions in
the dialog box.
6) When <Measure> appears, install the standard filter, wait about 30 seconds for
the spectrum to stabilize, and proceed to the next step.
7) <Result> is displayed.
If there is no problem, proceed to the next item, and set the correction value in the
instrument.
8) Select Finish to end the correction.
< Absorbance Accuracy Check Procedure >
1) Open the PDA Utility "Absorbance Accuracy Check / Correction".
2) Select [Settings] ->[Check Conditions Settings], and perform the settings shown in
the table below.
Standard filter absorbance
Enter the absorbance value for the measurement
wavelength 245 nm and bandwidth 6 nm, written
on the official certificate provided with the filter.
Absorbance
measurement wavelength
Enter the Control Number written on the official
filter certificate.
Absorbance
measurement wavelength
bandwidth
3) Run "Absorbance accuracy check".
4) Proceed through <Content> -> <Required parts> -> <Preparations>.
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