Thiết bị đo độ ồn Custom SL-1340U

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Nhà Sản Xuất Custom
Mã Sản Phẩm SL-1340U

Thiết bị đo độ ồn Custom SL-1340U

Model: SL-1340U

Hãng sản xuất: Custom

Thông số kỹ thuật:

Electric performance

Frequency characteristic	A characteristic / C properties
Measurement range	32.0 ~ 130.0dB
Frequency range	20Hz ~ 8kHz
Accuracy	± 1.4dB (94dB, at 1kHz)
display	Digital (4-digit)	Analog (bar graph)
resolution	0.1dB	2dB
sampling	2 times / sec.	5 times / sec.
Analog range	-	Lo: 30 ~ 90dB Med: 50 ~ 110dB Hi: 70 ~ 130dB
Time weight characteristics	FAST (time constant 125ms) SLOW (time constant 1s)

General specification

Use temperature and humidity	0 ~ + 40 ℃, 10 ~ 90% RH or less (without condensation)
Storage temperature and humidity	-10 ~ + 60 ℃, 10 ~ 75% RH or less (without condensation, without batteries)
Size	W55 × H258 × D25mm (except for the windshield sponge)
weight	About 200g (including the battery)
Power supply	One 9V type battery ×
Battery life	About 40 hours (when using alkaline batteries)
accessories	Manual, windshield sponge, storage case
Proofreading	Yes
Adaptation standard	IEC61672-1 Class2 compliance