Sper-scientific 850013 Advanced Datalogging Sound Meter Manual de usuario Pagina 30

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SPECIFICATIONS
Accuracy: ± 1.4 dB (under reference
conditions at 94 dB, 1 KHz)
Measurement range: 30 ~ 130 dB
Frequency range: 20 Hz ~ 8 KHz
Dynamic range: 100 dB
Digital display: 4 digits
Resolution: 0.1 dB
Display update: 0.5 seconds
Analog display: 50 segment bar graph
Resolution: 2 dB
Display update: 50 mS
Frequency weighting: A/C
Time weighting: FAST (124 mS)
SLOW (1 second)
Microphone: ½” electret condenser
Alarm function: “OVER” indicates that the input
is over the upper range limit
“UNDER” indicates that the input
is less than the lower range limit
Datalogging capacity: 31,000 records
Operating temperature: 0 ~ 40°C (32 ~ 104°F)
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