BUCHI NIRFlex N-500 - Manual (Page 32)

4 Description of function
32 NIRFlex N-500 Operation Manual, Version F
4 .6 .6 XL add-on for NIRFlex Solids
NIRFlex Solids with XL add-on
The NIRFlex Solids with the XL add-on is the ideal configuration to measure solid sample in undefined
sample containers, like bags, beaker glasses, etc.
The sample container is placed on the flat add-on directly over sampling window. The sample holder
will not rotate during the measurement.
To carry out the reference measurement, the user has to place the External Reference (see also
section 5.10) onto the sample window.
4 .6 .7 XL add-on with iris aperture for NIRFlex Solids
The NIRFlex Solids with the XL add-on with iris aperture is the ideal configuration to measure solid
samples in bigger glass vials with an diameter of up to 39 mm. The sample holder will not rotate
during the measurement. To carry out the reference measurement, the user has to place the External
Reference (see also section 5.10) onto the sample window.
XL add-on with iris aperture