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14. Three-Way Switch: ST PT 1 / ST PT 2
This switch remains inactive unless the
MAN/AUTO - Variable
switch (13) is set to
MAN/AUTO
and the
MAN - AUTO
switch (15)
is set to
MAN
. It toggles the rotational speed between Setpoint 1
and Setpoint 2. If it is in the center position, the unit will not rotate.
For testing Cement (part numbers 120-60 and 120-60-1), Setpoint 1
is 4,000 RPM and Setpoint 2 is 12,000 RPM. For testing Fracturing
Fluids, Setpoint 1 is 500 and Setpoint 2 is 1,000 RPM.
15. Three-Way Switch:
MAN - AUTO
This switch remains inactive unless the
MAN/AUTO - Variable
switch (13) is set to
MAN/AUTO
. It toggles the operating mode
between Manual Mode and Auto Mode. If it is in the center position,
the unit will not rotate.
16. Potentiometer
This knob remains inactive unless the
MAN/AUTO - Variable
switch (13) is set to
Variable
. It provides greater control over the
rotational speed of the unit.