SL4201(with usb interface)SL4201S(without usb interface)Sound Level Meter
SL4201(with usb interface)SL4201S(without usb interface)Sound Level Meter
Description
Sound Level Meter SL4201 (with usb interface), SL4201S (without usb interface)
Specifications:
Frequency range:31.5Hz to 8KHz
Measuring range:(28)30-130dB
Frequency Weighting: A/C
Microphone:1/2 inch polarization capacitance microphone
Digital Display:4 digit LCD
Resolution:0.1dB
Display Update:2 times/sec
Time Weighting: FAST 125ms
SLOW 1 second
Measuring ranges:Range 1:(28)30dB to 70 dB Range 2:60dB to 100 dB Range 3:90dB to 130 dB
Accuracy:±1.5dB(reference conditions 94dB@1kHz)
Dynamic range:40dB
MAX hold: “MAX”
Data storage:60000 samples
USB Interface Data Logger
Power: one 9V battery
Operating environment:
Temperature: 0-40℃(32-104°F)
Relative humidity: ≤75%RH
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