Svantek SVAN 971 - Measurement Parameters

SVAN 971 User Manual
81
PrTWA
Projected Time Weighted Average is calculated
from the measured LAV (taking THRESHOLD
LEVEL into account) and the exposure time.
Appendix D
Lc-a
Leq that enhances the low-frequency components
of the sound signal. It is the result of subtracting an
A-weighted LAeq from a simultaneously collected
C-weighted Leq.
Appendix D
LR15
15-minutes running Leq - the rolling (sliding) Leq
window for the last 15 minutes of measurement
(900 seconds) moving with 1 second step.
Appendix D
LR60
60-minutes running Leq - the rolling (sliding) Leq
window for the last 60 minutes of measurement
(3600 seconds) moving with 1 second step.
Appendix D
15.4 MEASUREMENT PARAMETERS
Name
Description
Screen
Reference
Measurement
Section of the Main Menu enabling the selection of
the measurement parameters.
Manual
5
General
Settings
General measurement settings: delay of the
measurement start (Start Delay), maximum delay
period for the synchronization with RTC
(Start Sync.), integration period
(Integration Period), repetition of the measurement
cycles (Repetition Cycles), the RMS detector type
(RMS Integration) and day time hours
(Day Time Limits).
Manual
5.1
Start Delay
Delay between pressing the <Start> key and the
start of measurement integration.
Manual
5.1