Rion VM-56, Instruction Manual, Page: 53 / 180

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Reading the Display
Processed data display screen
When the Max Hold display screen is displayed, pressing the DISPLAY key
brings up the processed data display screen as shown below.
Pressing the X/Y/Z/XYZ key switches the vibration axis (channel) to be
shown on the display.
Acc. rms value
Display time-averaged weighted acceleration value during computation
period.
C.F. value
Display crest factor value calculated from acceleration effective value and
acceleration peak value during calculation period.
MTVV value
Display maximum transient vibration value during calculation period.
VDV value
Display vibration dose value during calculation period.
PPV value
Display peak particle velocity during calculation period.
D.F. rms value
Display the dominant frequency of the obtained PPV value.
Disp. value
Display 0 to peak displacement during the calculation period.
KBFmax
Display the maximum value of KBF (t) during the measurement period.
KBFT
Display the maximum value of KBF (t) during a 30-second measurement
period.
PVS
Display peak vector sum during calculation period.
veff,max
Display the maximum value of veff (t) during the measurement period.
veff,max,30
Display the maximum value of veff (t) during a 30-second measurement
period.