TM-102
EN-6
3. CALIBRATION
PROCEDURES
Using a standard Acoustic Calibrator(94dB,1KHz Sine
wave)
1. Make the button settings. Display
：
dBA
Time weighting
：
FAST
2. Insert the Microphone nozzle carefully into the
insertion hole of the calibrator.
3. Press A/C button then press the HOLD button, hold
the 2 buttons at the same time more than 1 second.
LCD will be blinking to confirm calibration.
4.
When LCD blinked, release the A/C and the HOLD
buttons. The sound level meter will display 94.0
dBA . The calibration is done.
Acoustic calibrator
Sound level meter
