CESVA VC431, User Manual, Page: 35 / 72

VC431
Instruction manual
33

MTVV : Maximum MTVV value of acceleration with W
m
weighting

MTVV
v
* : Total combined MTVV acceleration value (vector) with W
m
weighting

t : Measurement time
*Parameter defined in the R.D 1367/2007 (Noise Law Regulation), and adopted in the
autonomous community legislation and regulations derived from it (such as Law 16/2002 of
the Government of Catalonia or Law 5/2009 of Castile and Leon).
NOTE: The maximum values of the functions will be reset when new measurements are started.
NOTE : In the BUILDINGS application, and for values below 0.01 m/s
2
, the display will switch to
scientific notation to maintain the resolution required by the ISO 8041. Another recommendable option
for having a good resolution when working with small acceleration values is to switch to decibels by
means of the button. You can only change units before starting to measure/record or once
the latter has been completed (on pressing the STOP button).
2.7.4 During measurement
Press to toggle between graphical and numerical measurement display.
Graphical display is available while measurement is in progress or paused.
Numerical display Graphical display
2.7.5 Stopping or ending a measurement/recording
To stop measuring or recording temporarily, press . The measuring status indicator
will switch to . To resume measuring or recording, press or .
To end measuring or recording, press . The measurement indicator will switch to
.