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Svantek SV 102A+ Class 1 Dual Channel Dosimeter

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產品簡介

Svantek SV 102A+ Class 1 Dual Channel Dosimeter

詳細介紹

詳情：

Dual-channel Sound Level Meter conforming to Class 1: IEC 61672
Prepolarised 1/2" microphone
Dual channel 1/1 and 1/3 octave bａnd analysis (option)
Single measurement range
Measurement range 45 dBA RMS ÷ 141 dBA Peak
MIRE measurement technique with SV 25S (option)
Three parallel independent profiles
Advanced data logger, up to 12 results per channel logged simultaneously including spectral analysis
Audio-events-recording (option)
MicroSD card
USB interface
Large OLED display
Integration time programmable up to 24 h
Power supply by two AA rechargeable or standard batteries
Extremely compact, light weight and robust case
SV 102A+ Dual-Channel Acoustic Dosimeter Specification

Dosimeter/SLM/Analyser
Standards	IEC 61252; ANSI S1.25-1991; Class 1: IEC 61672:2002, ISO 11904-1
Acoustic Dosimeter Mode	Lav/Leq, SPL, Lmax, Lmin, SEL, SEL8, PSEL, LEPd, Dose (%), TWA, E, E_8h, Peak, Run Time, Upper Limit Time (ULT), L(C-A), Projected Dose (D_8h)
SLM Mode	Leq, Spl, SEL, LEP,d, Lden, Ltm3, Ltm5, statistics - Ln (L1- L99), LMax, LMin, LPeak 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 7052E, prepolarised, 1/2" housing SV 25S, special microphone with dedicated probe for Microphone-In-Real-Ear technique (option)
Preamplifier	SV 15 with integrated cable
Measurement Range	45 dBA RMS ÷ 141 dBA Peak (with SV 7052E microphone)
Typical noise floor	less than 35 dBA
Frequency Range	20 Hz ÷ 20 kHz, sampling rate 48 kHz
Dynamic Range	100 dB
Data Logger1	Time-history logging of Leq/Lmax/Lmin/Peak/Lav results to internal memory with time step down to 100 millisecond to microSD card
Audio Recorder1	Time-domain signal events recorder (option)
Dual-channel Mode	Dual-channel measurement mode with second microphone SV 7052E or SV 25S (option)
1/1 Octave1	Dual-channel 1/1 octave real-time analysis and spectra logging, 10 filters with centre frequencies from 31.5 Hz to 16 kHz, Type 1: IEC 61260 (option)
1/3 Octave1	Dual-channel 1/3 octave real-time analysis and spectra logging, 31 filters with centre frequencies from 20 Hz to 20 kHz, Type 1, IEC 61260 (option)

Basic Data
Input	2 x LEMO 2-pin, Direct
Display	Colour 160 x 128 pixels OLED type
Memory	MicroSD card 8 GB (removable & upgradeable)
Interfaces	USB 1.1 Client Extended I/O - AC output (1 V Peak) / Digital Output (Alarm trigger) / Digital Input (Input trigger)
Power Supply	Two AA batteries (alkaline): operation time > 16 h (3.0 V / 1.6 Ah)2 Two rechargeable batteries (not included): operation time > 20h (2.4 V / 2.6 Ah)2 USB interface: 150 mA HUB
Environmental Conditions	Temperature: from -10 oC to 50 oC Humidity: up to 90 % RH, non-condensed
Dimensions	95 x 83 x 33 mm (without microphones)
Weight	260 grams with batteries (without microphones)