ST-130 Noise Dosimeter

The Scarlet ST-130 Noise Dosimeter is the ideal tool to carry out occupational and industrial hygiene noise measurements and provide a unique solution for these applications. ST-130 is designed to meet the standard dose measurement of OHSA, IEC and ISO regulations. To measure long-term noise exposure, the ST-130 comes with small, lightweight, cable-free designs and can be worn on the shoulder for minimal inconvenience.


Item Description
Measurement items (Noise Dosimeter) Does%, Lxyp, Lxmax, Lxmin, Lxeq, SEL( LAE ), PeakMAX, LAVG, TWA, LEP, LN%
Measurement items (sound level meter) Lxyp, Lxmax, Lxmin, Lxeq, SEL( LAE ), PeakMAX
Display range 30…90 dB (L), 50…110 dB (M), 70…140 dB (H)
Primary RMS range @ 1 kHz 41…86 dB (L), 55…106 dB (M), 75…125 dB (H)
Max Cpeak measurement 90…143 dB
Dynamics range 60 dB
Accuracy +/- 1.4 dB @ 94 dB / 1 kHz
Microphone (ST-130S) 1/2” pre-polarized condenser microphone build in preamplifier: 1V/Pa@250HZ, frequency range: 20 Hz~12.5 kHz, Thermal noise: < 25 dB(A)
Display Single LCD MAX reading 999999
Display refresh rate 1 Hz
Internal memory Data loger data: 10,000 NDM surveys; 1,000,000 SLM readings
Time weighting Fast / Slow / Impulse
Frequency weighting A /C /Z
Frequency range 20 Hz…8 kHz
Starting time Less than 10 sec
Battery life ( ST-130 ) 24 hours ( 9V Alkaline battery x 1 )
Dimensions 107 (L) x 65 (W) x 33 (H) mm


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