Figure 2.8. Using the extender tool for tightening the fittings
4. Visual check
A visual inspection of the ferrules can be performed, revealing if the ferrules properly fit
inside the chip holes or onto the top surface of the chip and to confirm that the capillaries
are aligned with the channels (Figure 2.9).
Figure 2.9. Capillary correctly positioned above the channel
When sealing with the conical side inside the hole (which is optional), the intensity of the
colour of the seal will change by tightening the fittings. The reason for this is the increasing
contact area between the sealing rubber and the sidewall of the hole.
Fluidic Connect 4515 - User Manual V1.5
9
Sealing rubber
Capillary
Channel