Manual Profound VIBRA-series, version 2.00
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message Disconnected will appear on the display. Connect the geophone to the system and depending
on the settings of the VIBRA, the topical vibration levels will appear on the display as usual.
Not Responding
A Not Responding channel of the VIBRA geophone is now defined as a special value and visible both on
the VIBRA display and in the data file. In the example below the geophone had been placed upside down,
both visible in the Not Responding message and the out of range velocity (traces).
X? Y? Z? – level check (VIBRA
+
)
At the start of each measurement the VIBRA
+
automatically performs a level check. If the geophone has
not been placed horizontally, a question mark will be displayed on screen of the VIBRA
+
after the relevant
channel. Please end the measurement, correct the horizontal positioning of the geophone and restart the
measurement.
If the measurement has been continued anyway, the data file will display the measurement values of the
concerning channel as 0 or as a very low value.
4.2 Measuring with the VIBRA
4.2.1 Switching on the VIBRA
After installation of the VIBRA and the geophone as described in the previous paragraphs, the VIBRA can
be switched on by pressing the ON-key once. The Profound logo and the VIBRA type (VIBRA, VIBRA-sbr or
VIBRA
+
) will then appear on the display.
This information will remain on the display for approximately 1 second, after which it is replaced by the
first 4 options of the main menu. The main menu consists of the following 8 options:
• VIBRA Info
• Start Measurement
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