PCE 428-KIT 2级数据记录噪声计/声级计套件 (25〜136 dbA)

Specification

Meter specifications (PCE-428)  

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

Acoustic calibrator specifications (PCE-SC 42)  

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


Delivery contents

1 x PCE-428 class 2 data-logging noise meter / sound meter kit

1 x microphone

1 x wind noise suppressor (foam ball)

1 x USB cable

1 x PC software

1 x power supply

1 x user manual

1 x meter factory calibration certificate according to ISO 9001

1 x carrying case

1 x PCE-SC 42 acoustic calibrator

1 x 9 V battery for calibrator

1 x calibrator factory calibration certificate according to ISO 9001

1 x calibrator user manual

Detail

Manual




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