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Scarlet - Model ST-21D -Class 2 Sound Level Meter
ST-21D Sound Level Meters fully comply with the latest Class 2 IEC 61672:2013 standard. Advanced integrating algorithms designed to withstand industrial conditions. Equates continuous sound level and sound exposure after choosing a time period, an ideal tool for occupational noise measurements, such as those required by the Controls of Noise at Work Regulations or OSHA Occupational Noise standards. At the front line, ensure the protection of hearing and occupational safety for employees.Most popular related searches
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- IEC 61672-1:2013 Class 2 Standard
- 28-133 dB measurement range
- ±0.7 dB high accuracy
- 0.1 dB resolution
- 20-12.5 kHz frequency range
- A, C, Z frequency weightings
- Fast, Slow, Impulse, Peak time weightings
- RS232 Data Output/USB computer interface
- Data Logging & Record functions
- Measurement Report Printing
- Portable High-Speed Printer Kit (Optional)
Suitable for both measuring noise in real-time as well as capturing noise exposure over time. Condenser microphone for high accuracy and long-term stability. Built-in memory for recording sound and measurement results (including Start/Stop Time, %Dose, TWA). Low power consumption and USB port charging allow long-hour usage.
- Fulfils Standard: IEC 61672:2013 Class 2
- Dimensions: 310×72×32 mm
- Normal frequency: 20 Hz~12.5 kHz
- Measurement range: 28~133 dB
- Measurement Level:
- Z(FLAT): 38 ~ 130 dB
- C peak: 145 dB
- Z(FLAT) peak: 145 dB
- Main Parameters of Measurement: LFp, LSp, LIp, Leq,t, Lpeak, Leq,T, LFmax, LFmin, LSmax, LSmin, LImax, LImin, SEL, Lex8h, LAVG, TWA, DOSE, Ln1, Ln2, Ln3, Ln4, Ln5, SD,Ts, Tm, Volt, E.
- Display: 128×64 OLED
- Weight: 0.4 kg
- Application: Sound level meter/Noise Dosimeter/Data logging & Precision recording (Optional)
- Power Supply: Battery 4×AAA or external power supply