Profound VIBRA Series Manual page 20

3. On/Off: this option allows you to program the VIBRA to collect data only during those hours that you
find interesting. For instance, construction work is mostly carried out during daytime. With the On/Off-
function, you can program the specific time interval when the VIBRA is to collect data. See also
paragraph 5.3.9.
4. Days (only available in the VIBRA
automatically during selected days. In general, construction work is not carried out during the
weekends. With this option you can for example choose not to measure during Saturday and Sunday.
See also paragraph 5.3.10.
Proper use of these data reduction options in the VIBRA ensures the continuous registration of the
vibration levels during the anticipated period of time without missing any essential information.
4.6 VIBRA PC Trace Recorder (VIBRA
+
With the VIBRA
connected to a PC/laptop you can generate and save a continuous trace when using the
PC VIBRA Trace Recorder program. The generated trace consists of the velocity values in X,Y,Z-
direction with a sample frequency of 1024 Hz/s.
Graphical display of a continuous trace as generated during a train passage
The Trace Recorder program is part of the VIBRA PC software 2.* and will be automatically installed with
the new VIBRA PC software.
+ ): with this option you can opt to switch off the VIBRA
+
Manual Profound VIBRA-series, version 2.00
-optie)
+
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