11
10. MODE SETTING
Start with the power off mode. Press the
↵
(enter) Key and hold,
then press the (power) key to switch the instrument into
setting mode.
Press or key to select parameter.
S
: SLOW time constant
F
: FAST time constant
Criterion Level (
): Selectable 80, 84, 85, 90dB
Threshold Level ( ): Selectable from 70
〜
90dB, 1dB step
Exchange Rate (
): Selectable 3, 4, 5, 6dB
Press or key to adjust parameter.
Press
↵
(enter) key
﹐
to leave this setting mode.
11. USING THE PERSONAL NOISE EXPOSURE
METER
To use instrument to measure personal noise exposure, the
procedure is as follows:
(1)
Power the instrument on by pressing the
key.
(2)
Check the battery status. If the battery level is low, please
replace the batteries.
