Specifications
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
AD 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 1.5V AA Batteries
12V / 1 A Power plug
5V / 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 in (W x H x D)
Weight: Approx. 620 g / 1.4 lbs incl. batteries
Class 2 Sound Calibrator: PCE-SC 43
Sound pressure level: 94 dB, 104 dB, 114 dB
Accuracy: ±0.4 dB
Class: 2
Frequency: 1000 Hz for A, B, C and D frequency weighting
Frequency accuracy: ±1.7 %
Stabilization time: 10 seconds
Total harmonic distortion: <3 %
Environmental conditions:
Temperature influences : <0.4 dB at 0 ... 40 °C / 32 ... 104 °F
Humidity influences: 25 ... 90 % RH
Atmospheric pressure: <0.1 dB at 65 ... 108 kPa
Stability at <60 seconds ±0.15 dB
Stability after one year ±0.35 dB
(normal use)
Operating conditions: 0 ... 40 °C / 32 ... 104 °F, <25 ... 90 % RH, non-condensing
Storage conditions: -20 ... 50 °C / -4 ... 122 °F, <90 % RH, non-condensing
Automatic shutdown: after 20 minutes
Power supply: 2 x 1.5 V AA batteries
Battery life: ca. 50 hours
Microphone size: 1/2 inch
Dimensions: 60 x 130 x 37.5 mm / 2.3 x 5.1 x 1.4"
Weight: 400 g / 14.1 oz
Delivery Scope:
1 x Condition Monitoring Sound Level Meter PCE-428
1 x 1/2" microphone class 2
1 x Wind noise suppressor (foam ball)
1 x USB interface cable
1 x Software (free download)
1 x Mains power adapter
1 x Carrying case
1 x Instruction manual
1 x Sound calibrator PCE-SC 43
1 x ISO calibration certificate for PCE-428
1 x ISO calibration certificate for PCE-SC 43
Note: The sound level meter is supplied with a 1/1 octave band filter. An optional 1/3 octave band filter upgrade is available for an additional fee - see accessories.
N.B. Calibration certificates are issued specifically for the customer and are excluded from the right of return.
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