Rion NL-27 Sound Level Meter Class 2

Rp 38.000.000

Brand: Rion

Rion NL-27 Sound Level Meter adalah alat yang digunakan untuk mengukur tingkat tekanan suara atau kebisingan di sekitar kita. Alat ini memiliki tingkat akurasi yang tinggi dan diklasifikasikan sebagai kelas 2 sesuai dengan standar internasional. Hal ini membuatnya cocok digunakan dalam aplikasi yang membutuhkan pengukuran kebisingan yang akurat, seperti di bidang industri, lingkungan kerja, konstruksi, hiburan, dan lain sebagainya.

Rion NL-27 Sound Level Meter adalah alat yang handal dan akurat untuk mengukur tingkat kebisingan di lingkungan sekitar. Dengan fitur-fitur yang canggih dan kemampuan pengukuran yang andal, alat ini sangat berguna dalam mengendalikan dan memantau kebisingan di berbagai aplikasi industri dan lingkungan lainnya.

FITUR Rion NL-27

Kisaran linearitas yang luas; dari 30 hingga 130 dB tanpa peralihan jangkauan.
Memulai dengan cepat dan pengoperasian yang mudah untuk mengukur Lp, Leq, Lmax, LE dan LCpeak.
Rentang frekuensi: dari 20 Hz hingga 8 kHz
Pembobotan frekuensi: A dan C

SPESIFIKASI Rion NL-27

Standard compliance	General-Purpose Sound Level Meter according to Japan Measurement Law JIS C 1509-1: 2017 class 2, IEC 61672-1: 2013 class 2 CE mark, WEEE Directive
Measurement functions Processing functions (normal mode)	Sound level Lp, equivalent continuous sound level Leq, sound exposure level LE, maximum sound level Lmax, peak sound level LCpeak (only when peak range was selected)
Measurement time settings	1 min, 5 min, 10 min, 1 h
Microphone	1/2 inch electret condenser microphone Model: UC-52, sensitivity level: -33 dB ± 3 dB (re.1 V/Pa)
Measurement level range (normal mode)	A-weighting: 30 dB to 137 dB, C-weighting: 36 dB to 137 dB
Linear operation range (A-weighting, 1 kHz)	30 dB to 137 dB
Peak sound level measurement range	65 dB to 140 dB
Residual noise level	A-weighting: max. 24 dB, C-weighting: max. 30 dB
Measurement frequency range	20 Hz to 8 kHz
Reference frequency, reference sound pressure level	Reference frequency: 1 kHz, reference sound level: 94.0 dB
Frequency weighting characteristics	A-weighting, C-weighting
Time weighting characteristics	F (Fast), S (Slow)
Level range	Wide range: 30 dB to 130 dB, peak range＊: 65 dB to 130 dB ＊Peak range is used for peak sound level measurements
RMS detection method	Digital processing
Processing	Digital sampling cycle: 30.3 μs (Lp, Leq, LE, Lmax, Lpeak)
Calibration	Calibration frequency: 1 kHz, Calibration sound level: 94 dB Japan Measurement Law: electrical calibration with internal signal source; JIS, IEC: acoustic calibration using NC-74
Windscreen	Unit is compliant with JIS C 1509-1 class 2 and IEC 61672-1 class 2 with and without windscreen
Display (TN positive display, reflective)	Numeric display: 0.1 dB resolution Bar graph: Scale range 100 dB, 5 dB resolution (update frequency 0.1 s) Warning indicators: Over (Overload) appears at 137.4 dB (1 kHz) Under (Underload) appears from -0.6 dB of lower scale limit Battery capacity 3-stage indicator for remaining capacity
Store function (processing results saved in internal memory, using manual store)	Number of data: 199 Stored data can be checked on recall screen
DC output connector	DC output: 3 V (full scale), 25 mV/dB, output impedance: 50 Ω Load impedance: 10 kΩ or more
AC monitor output connector	AC output: 1 Vrms +600 -400 mVrms (at 110 dB), overload: +2 dB Output impedance: 600 Ω, load impedance: 10 kΩ or more, frequency weighting: Z-weighting
USB connector	For transfer of stored data to a computer, using optional USB adapter cable
Power requirements (size AAA [IEC R03] battery x 2 Normal temperature)	Current consumption: approx. 80 mA (3 V operation) Battery life: approx. 9 hours (with alkaline batteries), （Wide range）approx. 3 hours (with manganese batteries)
Temperature / humidity range for operation	-10 ℃ to +50 ℃, 10 % to 90 % RH (no condensation)
Dimensions, weight	Approx. 120 mm (H) × 63 (W) × 23.5 mm (D), approx. 105 g (including batteries)
Supplied accessories	Windscreen × 1, Windscreen fall prevention rubber× 1, Silicone cover × 1, strap × 1, AAA [IEC R03] alkaline battery × 2