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Gen II
User Manual
14-6 – Vibration Spectrum Survey
Chapter 14
Revision 4.10, Apr 2020
automatically provide additional selection fields in the “Mod”, “MaxValue”, “Sensor”
and “Desc” columns.
14.1.1.1.10.
Use the [
] key to move to the “
Mod
” field. The “Mod” field determines the modifier
that will be applied to the engineering units of the spectra. Consult your equipment
maintenance manual for specific requirements of a vibration survey or for analysis
guidelines. Use the [
] key to select the modifier, such as Peak, Peak-to-Peak (Pk-Pk or
sometimes referred to as Double Amplitude or DA), RMS or Average. Consult the
appropriate equipment maintenance manual for specific requirements of an overall
vibration survey or for analysis guidelines.
14.1.1.1.11.
Use the [
] key to move to the “
MaxValue
” field. Toggle between the selections by
using [
] key. The full scale indicates the maximum amplitude, relative to the
engineering units selected in paragraph 14.1.1.1.9, you reasonably expect to acquire or
the maximum amplitude of interest. You should choose an amplitude value that will
adequately display the full amplitude of any specified limit. If you do not expect
amplitudes in excess of what would normally be experienced for the equipment
application, set this field as low as possible while still allowing sufficient space to display
the maximum limitations as stated above.
14.1.1.1.12.
Repeat paragraphs 14.1.1.1.9 through 14.1.1.1.11 above for each of the remaining
channels per your requirements.
14.1.1.1.13.
Use the [
] key to move to the “
Sensor
” field for the Channel A: row. Use the [
] key
to select the sensor you will use for this channel. If the sensor you are using is not in the
selection list, you must enter the sensor setup. See Chapter 22 for entering a sensor
setup. Any selection other than “None” will automatically display the appropriate field in
the “Desc” column.
14.1.1.1.14.
The field defaults to its associated channel as shown in the screenshots above. You may
use the analyzer keypad to enter a different six-character description for the channel such
as “#1 Eng”, or “Fan”.
14.1.1.1.15.
Repeat Paragraphs 14.1.1.1.13 and 14.1.1.1.14 for each of the remaining channels per
your requirements.
14.1.1.2.
– Edit Conditions
The “
Edit Conds
” or Edit Conditions, (which corresponds to the [F1] key) selection appears at
the bottom left of the “Vibration Spectrum Setup” banner screen. Press the [F1] key if you wish
to define conditions for the survey. Defining conditions for the survey allows you to acquire data
in each job for the same optional conditions. If you choose this option, the following
“Conditions” banner screen is displayed.
Содержание Viper II
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