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Svantek SV 102A+ Class 1 Dual Channel Dosimeter
简介：
 
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详情：

  • 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

    StandardsIEC 61252; ANSI S1.25-1991; Class 1: IEC 61672:2002, ISO 11904-1
    Acoustic Dosimeter ModeLav/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 ModeLeq, 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 FiltersA, C and Z
    RMS DetectorDigital true RMS detector with Peak detection, resolution 0.1 dB
    Time constants: Slow, Fast, Impulse
    MicrophoneSV 7052E, prepolarised, 1/2" housing
    SV 25S, special microphone with dedicated probe for
    Microphone-In-Real-Ear technique (option)
    PreamplifierSV 15 with integrated cable
    Measurement Range45 dBA RMS ÷ 141 dBA Peak (with SV 7052E microphone)
    Typical noise floorless than 35 dBA
    Frequency Range20 Hz ÷ 20 kHz, sampling rate 48 kHz
    Dynamic Range100 dB
    Data Logger1Time-history logging of Leq/Lmax/Lmin/Peak/Lav results to internal memory with time step down to 100 millisecond to microSD card
    Audio Recorder1Time-domain signal events recorder (option)
    Dual-channel ModeDual-channel measurement mode with second microphone SV 7052E or SV 25S (option)
    1/1 Octave1Dual-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 Octave1Dual-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

    Input2 x LEMO 2-pin, Direct
    DisplayColour 160 x 128 pixels OLED type
    MemoryMicroSD card 8 GB (removable & upgradeable)
    InterfacesUSB 1.1 Client
    Extended I/O - AC output (1 V Peak) / Digital Output (Alarm trigger) / Digital Input (Input trigger)
    Power SupplyTwo 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 ConditionsTemperature: from -10 oC to 50 oC
    Humidity: up to 90 % RH, non-condensed
    Dimensions95 x 83 x 33 mm (without microphones)
    Weight260 grams with batteries (without microphones)

  •  

  • 1 function parallel to the acoustic dosimeter mode or meter mode

  • 2 depends on instrument operation mode

     

 
 
 
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