thermo spectronic GENESYS 10, Operator'S Manual

Page: 49 / 77

Taking measurements manually (using Manual
6 or Single Cell Platform)
1. With the Multiple Wavelength screen
displayed and the parameters set, press Run
Test . The Multiple Wavelengt h measurement
screen appears.
2. Place the blank and unknowns in the cell
holder. If your instrument is equipped with a
6-Position Cell Holder, be sure to place the
blank in the B position. You can place up to
five samples in the cell holder.
3. Press Measure Blank to measure the blank. If
your instrument is equipped with a 6-Position
Cell Holder, it automatically moves to the B
position to measure the blank. When it
completes the measurement, it returns to its
previous cell position.
4. With the list of wavelengths (and factors)
displayed, press
Measure Samples to measure
the unknowns. The instrument measures the
absorbance at each wavelength and displays it
on the screen. If you have set the
measurement mode to Concentration/Factor,
the instrument also displays the calculated
concentration at each wavelength.If your
instrument is equipped with a 6-Position Cell
Holder, press the cell position buttons on the
keypad to reposition the cell holder and
measure the rest of the unknowns manually.
Using the Instrument
GENESYS 10 Operator’s Manual 2-27