Instruction Manual

Sound Level Meter Types 2245 – Instruction Manual Page 18 of 110
6. The sound level meter will detect the signal and pop up the message:
7. Press the button to start the calibration check
8. Detection signal appears on the screen as feedback. When the signal has
been detected and verified for a while, then the sensitivity is calculated and
displayed on the screen together with deviations from last calibration and
from initial calibration:
9. Press the button to terminate the calibration check and remove the
calibrator. It will automatically switch off after a few seconds.
You can verify the calibration checks made by navigating from the main menu:
Calibration history > Checks >