BAT
F
dB
S
1
Windscreen
Windscreen
Windscreen
Windscreen
Ifyouoperateatwindspeedover10m/sec,pleaseput
protectiveaccessoriesinfrontofthemicrophone.
2
Display
Display
Display
Display
SYMBOL
SYMBOL
SYMBOL
SYMBOLFUNCTION
F UNCTION
FUNCTION
FUNCTION
LCD4digits
MAXMaximumValuehold
OVEROverrange
FFastresponse
SSlowresponse
AA-Weighting
CC-Weighting
LoLowRange(30~100dB)
HiHighRange(60~130dB)
BATLow-Battery
③Power
P ower
Power
PowerON/OFF
O N/OFF
ON/OFF
ON/OFFbutton
b utton
button
button
TurnthemeterpowerON/OFF
④Backlight
Backlight
Backlight
BacklightButton:
B utton:
Button:
Button:
TurnthemeterbacklightON/OFF
⑤A-weighting
A-weighting
A-weighting
A-weighting/
/
/
/C-weighting
C -weighting
C-weighting
C-weightingselect
s elect
select
selectbutton
b utton
button
buttonA/C
A /C
A/C
A/C
A:
A
–Weighting.Forgeneralsoundlevelmeasurements.
C:C–Weighting.Forcheckingthelow-frequencycontent
ofnoise.
(IftheC-Weightedlevelismuchhigherthanthe
A-Weightedlevel,thenthereisalargeamountof
low-frequencynoise)
⑥Time
Time
Time
Timeweighting
w eighting
weighting
weightingselect
s elect
select
selectbutton
b utton
button
buttonF/
F /
F/
F/S
S
S
S
F
F
F
F(fastresponse):fornormalmeasurements(fastvarying
noise)
S
S
S
S(slowresponse):forcheckingaveragelevelof
fluctuatingnoise
⑦Level
Level
Level
Levelrange
r ange
range
rangeselect
s elect
select
selectbutton
b utton
button
buttonLo/Hi
L o/Hi
Lo/Hi
Lo/Hi
Lo
Lo
Lo
Lo:30~100dB;Hi
H i
Hi
Hi:60~130dB
When“OVER”isindicated,therangesswitchtoanother
rangeformeasurement.
⑧MAX/
MAX/
MAX/
MAX/Hold
H old
Hold
Holdbutton
b utton
button
buttonMAX/HOLD
M AX/HOLD
MAX/HOLD
MAX/HOLD
Themax.Holdpositionisusedtomeasurethemaximum
levelofsounds.Themaximummeasuredlevelisupdated
continuously.Pressonceagainthebutton,willreleasethe