
Integrating Sound Level Meter
9
(3) Press or to increase or decrease number to adjust Date / Time.
(4) Press
CLOCK
( ) button to finish setting.
(5) Press button to exit setting anytime.
Note:
There is an internal rechargeable backup battery to run the clock. When
the power is turned off, the backup battery can be recharged by the AA
batteries or DC adapter power source. The clock running can be kept for 30
hours if there is no any power source installed. If the unit will not be used for a
long time, the AA batteries shall be removed to prevent the damage by the
battery fluid leakage. Be sure to set the date and time after reinstalling the
batteries.
9. CALIBRATION PROCEDURES
(1) Press and hold MIN MAX button and then
power on the meter, LCD displays “
CAL
94dB
” symbol.
(2) Insert the microphone housing carefully
into the insertion hole of the calibrator.
(3) Press or button to increase or
decrease number.
(4) Press button to finish calibration.
(5) Press button to exit calibration.
Note:
Our products are all well calibrated before
shipment.
Recommended recalibration cycle: 1 year.
Using a standard Acoustic Calibrator
(94dB, 1KHz Sine wave)
Содержание 392
Страница 1: ...392 INTEGRATING SOUND LEVEL METER SE 392 ...
Страница 20: ...GCA000392 02000 CENTER TECHNOLOGY CORP ...