User manual

62
Sound Level Meter
Locked Run Mode
The Locked Run Mode simplifies sound level monitoring. You
just need to power up the XL2 and the measurement starts
automatically. The measurement continues until you switch off
the instrument using the power button
. The measurement
data is stored by default.
Start Locked Run Mode
Set the required parameters in the sound level meter for •
your noise monitoring application.
Press and hold the start/stop button •
for 3 seconds.
The Locked Run Mode is now activated. The Run Indicator
1
displays L. The Info window is displayed at the same
time.
Switch off the instrument.•
The measurement is stopped and the data is saved.
Switch on the instrument.•
The sound level measurement starts automatically and
continues as long as the device is powered on.
The page button •
allows toggling between the sound lev-
el meter and real time analyzer window. All other buttons are
deactivated during Locked Run Mode.
1
End Locked Run Mode
Press and hold the start/stop button • for 3 seconds during
the ongoing measurement.
The measurement is stopped and the Locked Run Mode
deactivated.