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Alat Uji Kebisingan Portable Meter – PCE Type 428 KIT

Alat Uji Kebisingan Portable Meter - PCE Type 428 KIT

Alat Uji Kebisingan Portable Meter - PCE Type 428 KIT

Produk: Alat Uji Kebisingan Portable Meter

Merk: PCE

Tipe: 428 KIT

Negara: Jerman

PCE-428-KIT adalah kit meteran level suara data-logging kelas 2 yang memenuhi persyaratan IEC 60651: 1979, IEC 60804: 2000, IEC 61672-1: 2013, persyaratan ANSI S1.4-1983 dan ANSI S1.43-1997. Pengukur tingkat suara portabel akurasi tinggi ini memiliki layar LCD besar yang mudah dibaca yang menampilkan tingkat tekanan suara (SPL) secara numerik dan grafik secara real time.

Perangkat ini mengukur 25 ~ 136 db (A) pada frekuensi 20 Hz ~ 12,5 kHz.

 

Spesifikasi:



Measuring range 25 … 136 db(A)
Accuracy Class 2
Frequency range 20 Hz … 12.5 kHz
Standards GB/T 3785.1-2010
GB/T 3785.2-2010
IEC 60651:1979
IEC 60804:2000
IEC 61672-1:2013
ANSI S1.4-1983
ANSI S1.43-1997
Frequency analysis 1/1 Octave band filter: 20 Hz … 8 kHz
1/3 Octave band filter: 20 Hz … 12.5 kHz
Microphone 1/2″
Microphone Class: 2
Sensitivity: 40 mV/PA
Frequency range: 20 Hz … 12.5 kHz
Connection: TNC
Power supply: ICCP Standard
Data-logging interval 1 s … 24 h (adjustable)
Measuring functions LXY (SPL), LXeq, LXYSD, LXSEL, LXE, LXYmax, LXYmin, LXPeak, LXN
X = Frequency weighting: A, B, C, Z
Y = Time weighting: F, S, I
N = Statistics in %: 1 … 99 %
Frequency weightings A, B, C, Z
Time weightings Fast (F) 125ms, Slow (S) 1 sec, Impulse (I) 35 ms
Inherent noise Microphone: 20 db(A), 26 db(C), 31 db(Z)
Electronics: 14 db(A), 19 db(C), 24 db(Z)
AD converter 24 Bit
Sample rate Standard: 48 kHz
LN Mode: 20 ms
Measuring display Numerical
Bar graph
Graphical
Display 160 x 160 pixel LCD with backlight
Memory 4 GB Micro SD card
Interface USB (Memory readable via software or directly as mass storage)
RS-232
Voltage output AC 5V RMS
DC 10 mV/db
Alarm Adjustable
Power supply 4 x 1.5 V AA Batteries
12 V / 1 A Power plug
5 V / 1 A USB
Battery life Min. 10 h continuous use
Dimensions 70 x 300 x 36 mm / 2.76 x 11.81 x 1.42″ (W x H x D)
Weight Approx. 620 g / 1.4 lbs incl. batteries
Frequency 1 kHz / ± 0.1 %
Sound pressure levels 94 decibels (dB) and 114 dB
Accuracy ± 0.3 dB (at 20 °C / 68 °F and 760 mm Hg / 101325 Pa)
Microphone 1/2 ” and 1 ” microphone opening
Standard IEC 942 class 2
Power supply 1 x 9 V battery (block, NEDA 1604, Burgess 2U6 or similar)
Battery life Approx. 100 hours
Environmental conditions -10 ~ +50 °C / +14 ~ +122 °F
Storage conditions -40 ~ +65 °C / -40 ~ +149 °F (remove battery beforehand)
Temperature coefficient 0 ~ 0.01 dB / °C
Altitude effect Reduction of approx. 0.1 dB per altitude gain from 2000 ft from the sea level up to 12000 ft or comparable changes of the atmospheric pressure (approx. at every decrease of 50 mm Hg)
Dimensions Approx. 48 x 48 x 138 mm / 1.89 x 1.89 x 5.43″
Weight Approx. 250 g / 0.56 lb

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