| Specification: | SPECIFICATION
S O U N D L E V E L M E T E R / A N A L Y S E R
Standards IEC 61252; Type 2 : IEC 61672: 2002
Meter mode Leq, Spl, SEL, LEP, d, L
den, Ltm3, Ltm5, statistics - Ln( L1- L99) , LMax, LMin, LPeak
DOSE, D_ 8h, LAV, SEL8, PSEL, E, E_ 8h
Simultaneous measurement in three profiles with independent set of filters and detectors
Weighting Filters A, C and Z
RMS Detector Digital True RMS detector with Peak detection, resolution 0.1 dB
Time Constants: Slow, Fast, Impulse
Microphone SV 25D, Type 2, dose meter, ceramic 1/ 2" microphone with integrated preamplifier
Measurement Range 50 dBA RMS ÷ 141 dBA Peak
Frequency Range 20 Hz ÷ 8 kHz, sampling rate 48 kHz
Dynamic Range 90 dB
Acoustic dosimeter * Acoustic dosimeter meeting IEC 61252 with SV 25D microphone
Data Logger * Time History logging of RMS / Max / Min / Peak results to internal memory with time step
down to 10 ms. Up to 24 measurement results logged simultaneously ( option)
1/ 1 octave * Dual channels real time analysis, 9 filters with centre frequencies from 31.5 Hz to 8 kHz,
Type 1, IEC 61260 ( option)
1/ 1 dose meter * Dual channels Noise Dose Calculation in 1/ 1 octave bands ( option)
B A S I C D A T A
Input 2 x Lemo 2 pin
Display LCD 128 x 64 pixels plus icons with backlighting
Memory Up to 128 MB non-volatile flash type
Interfaces USB 1.1 Client,
External I/ O - AC output ( 1 V Peak) or Digital Output ( Alarm trigger)
Power Supply Two AA batteries ( alkaline) operation time > 16 h ( 3.0 V / 1.6 Ah) * *
Two rechargeable batteries ( not included) operation time > 24 h ( 2.4 V / 2.6 Ah) * *
USB interface 150 mA HUB
Environmental Conditions
Temperature from -10 º C to 50 º C
Humidity up to 90 % RH, non-condensed
Dimensions 95 x 83 x 33 mm ( without microphones)
Weight 260 grams with batteries
* each function parallel to the meter mode
* * in single channel dose meter mode and backlight off |
)