3. Meter Description
1-LCD Display
2-Body of Meter
3-Microphone
4-HOLD/ button
5-MAX/MIN button
6-Power on/off button
7-UNITS button
8-Bluetooth button
4. Button Description
Power on/off, Auto-power off:
Power on:
Short press button
“ ” to power on, system default auto power off. Long
press to power on and disable auto power off function. Long press the button again to
enable the auto power off function
Power off:
Short press button
“ ” to power off.
Auto-power off:
Auto-power off signal
“ ”displays in the left coner of LCD and the
instrument will auto-power off in 10minutes of no button operations.
If press the power on/off button for over 1minutes, it will be recognized as faulty operation
and the instrument will auto power off.
RANG/(A/C) button:
Short press to switch range gear; Long press to switch unit.
Button:
Long press to active or deactive Bluetooth.
HOLD/ button:
Short press to hold the current data; Long press to activate or
deactivate backlight.
MAX/MIN button:
Press to record Maximum, Minimum
Note:
MAX/MIN button, range button and A/C button will be deactivated when hold the
current readings and the instrument will exit MAX/MIN recording function when switch
range gear.
5. Display Layout
: Bluetooth symbol
: Low battery indicate
: Timing power off symbol
MAX:
Maximum hold
MIN:
Minimum hold
Two smaller digits at upper left of display:
Minimum range
Three smaller digits at upper right of display:
Maximum range
UNDER:
under range
OVER:
over range
dBA, dBC:
A-weighting, C-weighting.
AUTO:
Auto range selection
HOLD:
Data hold function
Four larger digits in middle of display:
Measurement data.
