Center 321 - Display and Indicators; Control Buttons

SOUND LEVEL METER
4
○
1
Windscreen
If you operate at wind speed over 10m/sec, please put protective
accessories in front of the microphone.
○
2
Display
SYMBOL
FUNCTION
LCD 4 digits
MAX Maximum indication
MIN Minimum indication
Over range
Under range
FAST Fast response
SLOW Slow response
dBA A-Weighting
dBC C-Weighting
Range Indicate
Low-Battery
Under range 20dB
AUTO Auto Level range selective
○
3
Power & Backlight button
The ○
I
key turns the sound level meter ON or OFF and backlight ON &
OFF.
Press it once to turn on the sound level meter.
Press it again for moment to turn ON or OFF backlight .
Press and hold this button 3 second to turn OFF the power.