Gamry Instruments eQCM 10M Operator's Manual page 31

Cell Connections--Quartz Crystal Installation
f. Slide flow cell into main block.
g. With two thumbscrews, affix
capture plate to main block.
h. Insert the plastic plug or screw-
type reference electrode into the
flow module.
For typical QCM flow systems, insert
the reference-electrode plug and seal
it with an Allen key as shown here.
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