Calibrating; Self Help; Resetting - 3M SD-200 Mode D'emploi

9

Calibrating

Calibrating
A field calibration may be performed before taking measurements to ensure
that your measurements are accurate for the current environment. An
optional calibrator and calibrator adapter are used for this procedure. (See
"Accessories" for more information).
1. While the instrument is off, press and hold
key. Then release the keys. "CAL" will appear on the screen.
2. Place the calibrator adapter and the calibrator over the microphone, and
then turn the calibrator on.
3. To adjust the level to match the calibrator, press either
increase or
4. To accept the level, press
CAL screen
Increase
Cancels
Decrease

Self help

Resetting

In the event your SD-200 locks up for an unknown reason, the SD-200 is equipped with a
reset feature. To reset the instrument, press and hold
then release the key. The instrument will power back on.
 Note: after a reset, L
display dashes, "--.-" and Run-Time will display zero, "0:00".
Please see "Contact/Service information" for additional support.
key to decrease.
Figure 1-10: Calibrating the SD-200
/L , LED Alert
EQ AVG
key and then press
key or press key to cancel.
Calibrator adapter
Calibrator (QC-10)
Accepts
key for at least 20 seconds and
, M , and M , measurement screens will
AX IN
key to