-4-
(5)
(2)
(3)
(7)
(1)
(4)
(6)
3. Instrument Layout
(1) Wind Shied :
Reduce the noise from
wind blow.
(2) LCD
(3) ON / OFF Button :
Press ON or OFF power.
(4) MAX / MIN Button :
Press once for MAX to
read the MAX value, then
Press again for MIN to
read the MIN value.
Press again, cancel the
function.
(5) A / C :
Select A or C frequency
weighting characteristic.
(6) FAST / SLOW :
Select FAST or SLOW
function.
(7) Level :
Select 30 ~ 80dB
50 ~ 100dB
80 ~ 130dB
range
