VII.
VII.
VII.
VII. Measurement
Measurement
Measurement
Measurement
1 Open battery cover and install a 9-volt battery in the battery
compartment.
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 (maximum) mode is chosen. The instrument wil
show the maximum and minimum reading on the display.
4 When HOLD (data hold )mode is chosen.The hold function
freezes the reading in the display. Press the HOLD button
momentarily to activate or to exit the HOLD function
5 Turn OFF the instrument and remove and remove battery
when not in use.