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VII. Measurement
(1) Open battery cover and install a 9-volt battery in the
battery compartment.
Turn on power.
(2) Hold the instrument comfortably in hand or fix on tripod
and point the microphone at the suspected noise source,
the sound pressure level will be displayed.
(3) When MAX/MIN (maximum/minimum hold) mode is
chosen. The instrument captures and holds the
maximum or minimum noise level for a long period
using any of the time weightings and ranges.
Turn OFF the instrument and remove and remove
(4)
battery when not in use.
7
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