METERS
Noise
SL355, Personal Noise Dosimeter
MRC.07.14
Low cost, lightweight, and easy to use For measuring total sound exposure
over an 8-hour period
Features:
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Perform OSHA and IEC Noise accumulation surveys
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One user-defined measurement setup
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Adjustable Criterion Level, Exchange Rate, and Threshold
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Applications include Personal accumulated noise exposure measurement,
Workplace noise assessment, OSHA and other regulatory agency
compliances
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Measures frequency weighted noise exposure and peak sound level
simultaneously
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Datalogs up to 12,000 readings when used as a sound level meter with
sampling times between 1sec and 1hr
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In sound level mode, meter displays sound level, time-averaged sound
level (Leq), peak, and sound exposure level (SEL)
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Optional 94/114dB calibrator to perform “before” and “after” calibration
checks per ANSI standards
●
Stores up to 20 dosimeter surveys.
Data includes Start/Stop Time, %Dose, %Dose projected for an 8 hour
period, and peak level when used in the Dosimeter mode
●
USB interface with Windows® XP/Vista/7 compatible software to control
setup and retrieve stored events or analyze real time measurements
●
Includes belt clip, clip-on 0.5” microphone with 2.6ft (0.8m) cable, 3 AAA
batteries, mini screwdriver, software, USB cable, and carrying case.
Model
SL355
Standards
IEC61252 ,ANSI S1.25(1992) for dose and sound exposure meters
IEC 60651-1979 Type 2 for sound level meters
ANSI S1.4-1983 Type S (1) for sound level meters
Ranges
60 - 130 dB / 70 to 140dB (A/C Weighting)
60 to 130dB / 93 to 133dB (C or Z (Linear) Peak)
70 to 140dB / 103 to 143dB (C or Z (Linear) Peak)
Digital Display
LCD 0.01-9999%
Criterion Level
80, 84, 85, or 90dB
Exchange Rate
3, 4, 5 or 6 dB
Threshold Level
70 to 90 (1dB steps)
High Level Detector/Peak Flag
115dB, 130dB and 140dB
Response Rate
Fast or Slow
Measurement Duration
5, 10, 15, or 30 minutes
1, 2, 4, 8, 12, or 24 hours
Microphone
1/2 inch electret condenser with 31” cable
Battery Life
>35 hrs
Event Storage
20 surveys
USB Interface
yes
Real time clock/calendar
yes
Dimensions/Weight
97 x 51 x 35mm, 120g, incl.batteries
Includes 0.5” microphone with clip, secure front
cover, convenient belt clip, and software
SL355
315
