Data Hold - Lutron Electronics SL-4023SD Operation Manual

Manual range 1 , 30 - 80 dB range :
*
Display will show the unit of " 30 - 80 ".
Manual range 2 , 50 - 100 dB range :
*
Display will show the unit of " 50 - 100 ".
Manual range 3 , 80 - 130 dB range :
*
Display will show the unit of " 80 - 130 ".
According to various measuring sound source, select the
4)
Time Weighting ( Fast or Slow ) by pressing the " Time
Weighting Button " ( 3-7, Fig. 1 ).
Note :
a. If select the function of " Fast " time weighting, the
display will show the unit of " FAST".
b. If select the function of " Slow " time weighting, the
display will show the unit of " SLOW ".

4-2 Data Hold

During the measurement, press the " Hold Button " ( 3-3,
Fig. 1 ) once will hold the measured value & the LCD will
display a " HOLD " symbol.
Press the " Hold Button " once again will release the data
hold function.
4-3 Data Record ( Max., Min. reading )
1) The data record function records the maximum and
minimum readings. Press the " REC Button " ( 3-4, Fig.
1 ) once to start the Data Record function and there
will be a " REC " symbol on the display.
2) With the " REC " symbol on the display :
a) Press the " REC Button " ( 3-4, Fig. 1 ) once, the
" REC MAX " symbol along with the maximum value
will appear on the display.
If intend to delete the maximum value, just press
the " Hold Button " ( 3-3, Fig. 1 ) once, the display
will show the " REC " symbol only & execute the
memory function continuously.
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