Rion NA-42, Instruction Manual

Page: 51 / 122

41
Measurement
L
p
/ L
max
/ L
peak
Setting
The measurement mode can be set to
L
p
(sound pressure level),
L
max
(sound
level maximum) or
L
peak
(peak sound pressure level)
L
max
(sound level maximum)
1. Press the
L
p/
L
max/
L
peak key to select the
L
max
setting. The indica-
tion "MAX" appears on the display.
2. When the
L
max
function is selected, the highest sound level is held
on the display. When a higher level is input, the display is updated.
3. When overload has occurred, the indication "MAX OVER" is shown,
and the "OVER" indication is also held.
MAX
SLOW
A
SOUND LEVEL
MEASURING AMPLIFIER
HPF LPF
LEVEL RANGE
CAL
20dB/50dB
POWER
EXT FILTER
RESET
L
p/
L
max
/
L
peak
ON
INPUT
NA-42
ADJ
FAST
SENS
MENU
A/C
/FLAT
/SLOW
/IMP
(LIGHT)
Lp/Lmax/Lpeak key
20Hz 20kHz
20Hz 20kHz
MAX OVER
SLOW
A