Svantek SVAN 979 - Measurement Parameters

151
SVAN 979 User Manual
covers. Due to different country requirements, it is
possible to shift day time from 7h-19h to 6h-18h.
EX
Expected value. Calculated on the basis of 100ms RMS
results.
Appendix D
D.1.2
SD
Standard deviation. Calculated on the basis of 100ms
RMS results.
Appendix D
D.1.2
NR
Noise Rating, measured noise level that takes into
account the frequency content of the noise.
NR is calculated if 1/1 Octave function is active.
Appendix D
D.1.2
NC
Noise Criterion, measured noise level that takes into
account the frequency content of the noise.
NC is calculated if 1/1 Octave function is active.
Appendix D
D.1.2
P–P
Peak-to-peak, the difference between highest and lowest
value of the signal within the elapsed measurement time.
Appendix D
D.2.2
RMS
Root Mean Square result of the time-weighted vibration
(acceleration, velocity or displacement) level within the
elapsed measurement time.
Appendix D
D.2.2
MTVV
Maximum Transient Vibration Value, according to the
ISO 8041-1:2017 standard
Appendix D
D.2.2
17.4 MEASUREMENT PARAMETERS
Position
Description
Screen
Reference
Measurement
Section of the Main Menu that enables selecting the
measurement parameters in the screens: General
Settings, Measurement Trigger, Profiles, Logging,
Spectrum, FFT, RT60 Settings, Tonality, Compensation
Filter, Range, RPM Measurement, Exposure Time,
Statistical Levels, Timer and Alarms.
Chapter
4