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PORTABLE SOUND LEVEL METER TYPE 2 - 309

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Fungsi : Alat ukur kebisingan suara.

Spesifikasi :
▪	Standard	:	IEC 61672 Class 2, IEC 60651 Class 2, and IEC 60804 Class 2
▪	Microphone	:	1/2 inch pre-polarized measurement microphone,
			Class 2 Sensitivity : 50mV/Pa Frequency
			Range :10-12.5kHz TNC connector
▪	Detection, filtering	:	All-digital signal processing
▪	Functions	:	LXY(SPL), LXrms, LXeq, LXYsd, LXsel, LXe, LXYmax,
			LXYmin, LXPeak, LXN Where X is the frequency
			weighting : A, C, Z; Y is time weighting : F, S, I N is
			the statistical percentage of .1-99 arbitrary set
▪	Integration time	:	Integration time is optional
▪	Measurement	:	Automatic measurement The measurement data
			may be stored into the SD card
▪	Frequency weighting	:	Parallel A, C, Z
▪	Time weighting	:	Parallel F, S, I, and can measure Peak
▪	Octave	:	5 Octave:31.5 Hz, 63 Hz, 125 Hz, 250 Hz, 500Hz
▪	Machine noise	:	Electric signal : BSWA 309: 18dB(A), 21dB(C),
			27dB(z) Sound signal : BSWA 309: 23dB(A),
			26dB(C), 35dB(z)
▪	Up limit	:	131 dB(A)（50mV/Pa microphone ) Expandable up to 160dB (A)
▪	Frequency Range	:	10-20kHz
▪	Range setting	:	High / low two steps , can be automatically / manually adjust
▪	AD digits	:	24
▪	LCD Display	:	160x160 lcd with backlight
▪	Storage	:	4G micro SD
▪	Power	:	1,5v alkaline batteries (LR6/AA/AM3)
▪	Size	:	300 x 70 x 36 mm / 620 g included batteries

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