6. Operation Instructions
(1)
Frequency weighting selection:
Press "
" key to select A or C.
(2)
Backlight:
After turning the meter on, press "
" key, the backlit will turn
on. It will automatically turn off after approx. 30 seconds of no
activity or you can press "
"key again to disable the backlight
before 30secs.
(3)
HOLD:
After turning the meter on, press "
" button,
"HOLD"
icon
will appear on the bottom right hand corner of the LCD display,
which indicates the data is frozen. To release the held reading,
press the "
” button again.
