Humboldt HM-5250.3F, Product Manual

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Cell Hookups (3) (4)
To connect the HM-5250 Controller to a Triaxial Cell, while looking
at the controller from behind, Measure a length of 0.25" tubing
and insert one end into the Cell Valve Input (3) on the Right-side of
the HM-5250. On the other side of the tubing install a HM-4197.25
ferrule and attach the tubing to the Triaxial Cell's Cell Valve (3) .
(See photo below)
To Connect the HM-5250 to the Base Valve of the Triaxial Cell,
Measure a length of 0.125" tubing and insert one end into the
Base Valve Input (4) on the Left-side of the HM-5250. On the other
side of the tubing install a HM-4197.12 ferrule and attach the tubing
to the Triaxial Cell's Base Valve (4) . (See photo below)
3 4
Priming the Volume Chambers
The volume chambers for the HM-5250 are shipped empty and you
will have to prime them before operation.
This is only necessary at the initial startup and does not have to be
repeated every test.