position to measure the blank. When it
completes the measurement, it returns to its
previous cell position.
4.
Press
Measure Sample
to start the measurement.
If your instrument is equipped with a 6-Position
Cell Holder, press the cell position buttons on
the keypad to re-position the cell holder and
measure the rest of the unknowns manually.
Absorbance Difference
When you use the Absorbance Difference program,
you can perform these tasks:
•
Recall a test
OR
set up your test parameters
•
Run the Cell Correction program (GENESYS
10 UV
scanning
model only)
•
Measure a blank
•
Measure unknowns
To get started, press the
TEST
key on the keypad.
When the
Test Types
screen appears, highlight
Absorbance Difference
and press
ENTER
.
Recalling a test
1.
With the
Absorbance Difference
screen
displayed, press
Stored Tests
. A list of stored
tests appears.
2.
Use the arrow keys to highlight the name of
the test you want to recall and press
ENTER
.
The parameters for the selected test appear on
the screen.
From this screen, you can:
•
Set up test parameters
•
Set up Cell Correction program
(GENESYS 10 UV
scanning
model only)
•
Save a test
•
View the list of stored tests
•
Measure a blank
•
Measure unknowns
Setting up test parameters
1.
With the
Absorbance Difference
screen
displayed, use the arrow keys to highlight the
name of the parameter you want to set.
2.
When the parameters are set, you can press
Save Test
to save the test or
Run Test
to
measure a blank or unknowns.
Measuring unknowns
Measuring unknowns automatically (using Auto
6 or Auto 3)
1.
With the
Absorbance Difference
screen
displayed, press
Run Test
.
2.
Place the blank and unknowns in the correct
cell positions.
3.
Press
ENTER
to start the measurement. The
instrument automatically measures the blank
first, then measures the unknowns and
displays the sample measurements on the
screen.
Measuring unknowns manually (using Manual 6
or Single Cell Platform)
1.
With the
Absorbance Difference
screen
displayed, press
Run Test
.
2.
Place the blank and unknown in the correct cell
position. If your instrument is equipped with a
6-Position Cell Holder, you can place up to five
samples in the cell holder.
Using the Instrument
2-16
GENESYS 10 Operator’s Manual
Summary of Contents for GENESYS 10
Page 1: ...GENESYS 10 Series Spectrophotometers Operator s Manual ...
Page 2: ...Copyright 2002 Thermo Spectronic All rights reserved ...
Page 8: ...GENESYS 10 Operator s Manual ...
Page 9: ......
Page 10: ......
Page 14: ...iv GENESYS 10 Operator s Manual ...
Page 18: ...Table of Contents viii GENESYS 10 Operator s Manual ...
Page 50: ...Using the Instrument 2 28 GENESYS 10 Operator s Manual ...
Page 60: ...Connecting Using Accessories 4 4 GENESYS 10 Operator s Manual ...
Page 64: ...Performing Maintenance Procedures 5 4 GENESYS 10 Operator s Manual ...
Page 72: ...Appendix C Calculations C 4 GENESYS 10 Operator s Manual ...