SV 104 USER'S MANUAL_
DRAFT
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13
2
KIT COMPONENTS
2.1
SV 104 dosimeter short form specification
Acoustic Dosimeter conforming to international standards
IEC 61252
;
ANSI S1.25
;
Class 2 Microphone, MEMS type:
SV27
, 1/2" housing
OLED colour display
with super brightness and contrast
Large
8GB memory
USB 2.0
high speed interface
Parallel
Slow, Fast
,
Impulse
detectors for the measurements with
A
,
C
,
Z
filters
Frequency Range
30 Hz
÷ 8 kHz
Measurement range
55 dBA RMS
÷
140.1 dBA Peak
Dynamic Range
80 dB
Exchange rates
2, 3, 4, 5, 6
Measurement results:
Run Time, Lpeak, Lmax, Lmin, Lp, DOSE (%), D_8h, PrDOSE, Lav, Leq,
LAV, LE, SEL8, E, E_8h, LEPd, PSEL, Ltm3, Ltm5, Lstat, PTC, PTP, ULT, TWA, PrTWA, Lc-a
3
independent user configurable acoustic measurement profiles
Easy in use
predefined setups
Time-history data logging
of Leq/Lav/Lmax/Lmin/Lpeak with variable 0.1 s to 1 hr logger step and
separate summary results intervals with statistical levels
1/1 Octave
real time analysis - 9 filters with centre frequencies 31
Hz ÷ 8 kHz, Type 2 – IEC 1260;
presented as a bar graph with Leq and Lmax band levels plus overall A, C and Z broadband
weightings (as option called SF 104-OCT)
Audio events recording
, triggered and continuous mode, 12/24 kHz sampling rate, wav format (as
option called SF 104-WAV)
Voice Comments
records audio on demand, created before or after measurement, added to
measurement file
Vibration shock detector
with user selectable variable threshold: 1g-15g
Automatic acoustic field calibration
with one touch activation before and after measurement
Operational time
> 40 hours
(display off, octave analysis off)
Extremely
compact, light weight and robust case with IP65 ingress protection
Figure 2-1
SV 104 instrument with the microphone and windshield