Description : Measuring range
22 ... 136 db(A)
Accuracy
Class 1
Frequency range
3 Hz ... 20 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: 8 Hz ... 16 kHz
1/3 Octave band filter: 6.3 Hz ... 20 kHz
Microphone
1/2" Microphone Class: 1
Sensitivity: 40 mV/PA
Frequency range: 3 Hz ... 20 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: 19 db(A), 25 db(C), 31 db(Z)
Electronics: 13 db(A), 17 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 1.5 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
Top
Eng / INR