Set Units
The gauge can display measurement results in either U.S. units
(pcf) or metric (SI) units (kg/m
3
or g/cm
3
). To change the units,
see page 3–11.
Depth Mode
The Model 4540 gauge offers two depth modes: Automatic and
Manual. The Depth Mode function allows the operator to select
the depth mode, as described on page 3–12.
Battery Status
The Battery Status function displays the active battery and the
voltage of both the NiMH (Rch) and alkaline batteries. To access
this function, press 5 at the Options menu. The gauge displays:
If the NiMH (Rch) battery voltage is 6.0 volts or less, recharge
the batteries as described on page A-9. Press ENTER/START
to return to the Setup menu.