Wavelength Accuracy - Hitachi U-2910 Instruction Manual

4.2.1 Wavelength Accuracy

[Summary]
To conduct: measuring emission lines from the D
486.0 nm), determining a wavelength having a maximum intensity,
and checking the deviation between the indicated wavelength and
the specified wavelength.
[Procedure]
‹General tab›
 Measurement mode
 Apply sample table
‹Instruemnt tab›
 Data mode
 Start wavelength (nm)
 End wavelength (nm)
 Scan speed (nm/min)
 Response
 Baseline correction
 Initial waiting time (s)
 AutoZero before measuring
 Light source switching
 Switching wavelength (nm)
 Number of measuring times
 Cell length (mm)
‹Monitor tab›
 Open data processing window
after measurement
 Open data processing window
after measurement with
spectrum superimposed
 Automatic printing
on measuring end
 Display spectrum on the screen
with superimposed
*1: On-choice setting is available. This setting does not
affect measuring.
*2: This item is masked for protection from a setting by an
operator. This setting does not affect measuring.
2. Choose [Edit] - [Sample name/Comment]. Enter, as the
sample name, "Wavelength accuracy"; then, enter the file
name.
3. Click the measuring button (
4. On completion of the measurement, open the data file of which
name was entered at the procedure 2.
4 - 5
lamp (656.1 nm,
2
Wavelength scan
OFF
E(R)
660/490
650/480
100
Fast
System (*1)
0
OFF
Use D lamp only
2
340.0 (*2)
1
10 (*1)
ON
OFF
OFF
OFF
). (Measurement starts)
4.2.1