SVAN 948 USER MANUAL
4 - 43
The spectra registered in the buffer’s file can be presented on the display in the
BUFFER VIEW
sub-list of the
DISPLAY
list
(path: MENU / DISPLAY / BUFFER VIEW).
These spectra are saved with the
same step as selected in the
SLM
profiles (see the description of the
BUF. STEP
position of the
MEASURE SETUP
sub-list).
In order to display the registered in the buffer’s file spectra the user has to:
-
press the
<SHIFT>
and
<
>
push-buttons for the spectra stored later;
-
press the
<SHIFT>
and
<
>
push-buttons for the spectra saved earlier.
In the
BUFFER VIEW
sub-list it is also possible to examine the time history for
1/1 OCTAVE
filter
selected by the cursor (cf. the description of the
BUFFER VIEW
sub-list in Chapter 5).
Notice:
Many time histories can be saved in the buffer’s file of the instrument during the
measurements performed in different sessions. The presentation of these results is possible using the
BUFFER VIEW
window of the
DISPLAY
list
(path: MENU/ DISPLAY/ BUFFER VIEW)
(cf. Chapter 5).
1/1 OCTAVE
analysis can be performed taking into account the
USER FILTERS
coefficients set in
the
SETUP
list
(path: MENU/ SETUP/ USER FILTERS/ SOUND FILTERS (VIBR. FILTERS)/ VIEW (EDIT,
CLEAR
)
(see Chapter 5 for detailed description of the
USER FILTERS
setting).
The view of the displays in the coefficient values setting of 1/3 or 1/1 OCTAVE filters in the USER FILTERS
sub-list of the
SETUP
list
When these filters are switched on
1/1 OCTAVE
analysis is performed in the normal way but
simultaneously the
USER FILTERS
coefficients are taken into account for the calculation of the
TOTAL
result. The
TOTAL
results for the first, the second or for both
USER FILTERS
are presented instead of
the
TOTAL
for
A
,
C
and
LIN
weighting filters.
The view of the displays in 1/1 OCTAVE analysis with the switched on USER FILTERS for CHANNEL 2
Selection of the measurement range in 1/1 OCTAVE analysis of acoustic signal - RANGE
The selection of the input range is possible after entering the
RANGE
position
(path: MENU / INPUT
/ CHANNEL x / RANGE
)
(from the
INPUT /
CHANNEL x
sub-list by means of the
<
>
,
<
>
(or
<
>
,
<
>
) push-buttons and pressing the
<ENTER>
one. The input ranges specified in Appendix C. The return
to the
CHANNEL x
sub-list is made after pressing the
<ESC>
push-button (ignoring the changes) or
<ENTER>
push-button (confirming the selection).
Summary of Contents for SVAN 948
Page 1: ...SVAN 948 SOUND AND VIBRATION DATA LOGGER USER S MANUAL SVANTEK Sp z o o WARSAW June 2004...
Page 19: ...SVAN 948 USER MANUAL 2 6 The view of the rear panel of the SVAN 948 instrument in 1 1 scale...
Page 25: ...SVAN 948 USER MANUAL 3 6 Control diagram of the INPUT list...
Page 28: ...SVAN 948 USER MANUAL 3 9 Control diagram of the DISPLAY list...
Page 30: ...SVAN 948 USER MANUAL 3 11 Control diagram of the FILE list...
Page 32: ...SVAN 948 USER MANUAL 3 13 Control diagram of the AUX FUNCTION list...
Page 36: ...SVAN 948 USER MANUAL 3 17...
Page 37: ...SVAN 948 USER MANUAL 3 18 Control diagram of the SETUP list...
