Wireless Noise Dosimeter Spartan 730
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      Wireless Noise Dosimeter Spartan 730

      • Wireless charging and Bluetooth low-energy 4.1 communication
      • Full control and live monitoring via LD Atlas app
      • Automatically connect and download data via G4 LD Utility software without human intervention
      • Optional Event Sound Recording (730-ESR)
      • Optional 1/1 Octave filters (730-OB1)
      • Compliance to OSHA, MSHA, ACGIH, and ISO 9612
      • EU Directive 2003/10/EC compliance
      SPECIFICATIONS

      Performance

      Standards

      ANSI S1.25-1991 (R2017), IEC 61252 Ed. 1.2

      Linear Operating Range

      52 – 140 dB rms A-weighted

      Dynamic Range

      94 dB

      Peak Range

      78 – 143 dB Peak, C-weighted

      Peak Weightings

      A, C, Z

      RMS Weightings

      A, C, Z

      Time Weightings

      Slow, Fast, Impulse

      Frequency Range

      20 Hz to 10 kHz

      Data Logging

      1 second samples

      Logged Data

      LAeq, LCeq, LCpeak, LZpeak, LASmax, LAFmax, TWA3, TWA5, Motion

      Memory

      8 GB internal

      Communications

      Bluetooth Low Energy 4.1
      USB 2.0 (Micro-B connector)

      Battery

      Rechargeable Lithium Ion

      Run Time

      40 hours, typical

      Charge Time

      3 hours from full discharge

      Charger

      Qi-compliant wireless or USB

      Compliance

      CE, ROHS, WEEE

      Motion

      Overall motion percentage and bump

      Languages

      English, Spanish, Italian, French, Portuguese, German

      Virtual Dosimeter

      Virtual Dosimeters

      4 independent with configurable LED indication

      Exchange Rate

      3, 4, 5, 6

      Criterion Level

      70.0 to 100.0 dB

      Threshold

      70.0 to 100.0 dB

      Shift Time

      1 to 24 hours

      Alarms

      2 independent with configurable indication

      Measurement Results

      Dose; ProjDose; LAVG; TWA(8); Proj TWA(8); Lex,8h; Lep,d; Proj Lep,d

      Summary Measured Values (Common to all virtual dosimeters)

      LωΤ (SPL), Lωeq (Leq), Lωpk (Lpeak), LωΤMax (Lmax), LωΤMin (Lmin) where
           ω = A, C, or Z frequency weighting
           Τ = F, S, or I time weighting
      Lpeak, Lmax, & Lmin including time of occurrence
      LC-A, Exposure (Pa2s & Pa2h), Motion
      Exceedance count and time for 2 rms and 3 peak thresholds
      Overload count, duration and percentage

      Mechanical

      Display

      Color LCD 176 x 176 pixels, always on with low light sensor and front light

      Ingress Protection

      IP65

      Keys

      Four buttons

      Weight

      112 g (4.2 oz.) including clips and windscreen

      Dimensions

      85 x 54 x 39 mm (3.35 x 2.13 x 1.54 in.) dosimeter only

      Microphone

      ¼-inch Model 375A03

      Operating Temperature

      –10 to +50 ℃ (14 to 122 ℉)

      Operating Humidity

      Up to 90% RH, non-condensing

      1/1 Octave Filters (optional)

      Standards

      ANSI/ASA S1.11-2014; IEC 61260-1:2014 Class 1

      Filters

      31.5 Hz to 8 kHz

      Linear Operating Range

      42 to 140 dB @ 1 kHz

      Measured Results

      LZeq (Leq), LZΤMax (Lmax), LZΤMin (Lmin)

      Event Audio Recording (optional)

      Format

      16-bit .wav

      Sample Rate

      8 kHz

      Recording Time

      Fixed: 2 s pre-trigger and 10 s post-trigger

      Trigger Source

      LAS, LAF, LCS, LCF, LAeq,1s, LCeq,1s

      Trigger Level

      40 – 140 dB, selectable

      LD-730

      Specific References

      Download