407790A-en-US_v2.0 8/16
31
If the indication “
UN
” is shown, the processed data include data where the sound level signal
caused an under
‐
range condition.
13. Press the M button to cycle through the Lp
Leq
L
E
(SEL)
Lmax
Lmin
L05
L10
L50
L90
L95 measured value on the screen.
Pressing the GRP/NUM button switches the measurement screen between graph and numeric
display.
In graph display, use the
and
buttons to move the cursor to the desired frequency band.
In the 1/1 & 1/3 OCT numeric display, frequencies that are not displayed can be called up with
the
and
buttons.
The PAUSE/CONT button can be used to stop and resume the updating of band level indication. In
the pause condition, a pause symbol ( ) appears on the display. (The pause interval is not
included in the measurement time.)
During measurement, you can use the MODE key to check the measured values as currently
calculated.
