To select the desired mode, press the Mode button on the
keypad. Then select the appropriate mode by pressing 1 for
Asphalt or 2 for Soil.
After five hours of no activity, the gauge automatically performs
a total power shutdown.
Daily Inspection
The gauge should be inspected daily before use to ensure
proper operation of all safety features.
Ensure that the handle is in the Safe position and a lock
is in place to prevent unauthorized use and exposure of
the source.
For more information regarding radiation does refer to
page D-2.