Extech Personal Noise Dosimeter Datalogger (407355)

In stock

This personal noise dosimeter datalogger is small and portable with a belt clip and clip on microphone. It comes with Windows software to analyze and review your data.

Extech Personal Noise Dosimeter Datalogger (407355)


  • Perform OSHA and IEC noise accumulation surveys
  • Adjustable criterion level, exchange rate and threshold
  • Optional 94/114dB calibrator to perform "before" and "after" calibration checks
  • Ideal for personal/workplace accumulated noise exposure
  • Bi-directional RS-232 with Windows 95/98/NT/2000/ME/XP compatible software to control setup and retrieve stored events or analyze real time measurements. Software lists and graphs functions. Complete with 9 pin to 25 pin adaptor and RS-232 cable
  • Datalogs up to 4500dB readings when used as a sound level meter
  • Stores up to 5 dosimeter surveys. Data includes start/stop time, % Dose, TWA, Peak flags, when used in the dosimeter mode
  • Complete with belt clip, clip-on 0.5" microphone with 2.6ft (0.8m) cable, software, 4 AAA batteries, mini screwdriver and carrying case

This personal noise dosimeter datalogger lets you measure total sound exposure over an 8 hour period and log it onto a computer. This comes with all of the necessary software and equipment to connect to your computer and review and analyze your data. With a long 34 hour battery life you can log hours of data without worrying about running out of power.


  • Standards: Meets ANSI S1.25(1991) Type 2, ISO-1999, BS 402 (1983)
  • Range/Resolution: 70 - 140 dBA / 0.1dB
  • Digital Display: LCD 0.01-9999%
  • Criterion Level: 80, 84, 85, or 90dB
  • Exchange Rate: 3, 4, 5 or 6 dB
  • Threshold Level: 70-90 (1db steps)
  • Frequency weighting: A
  • Response Rate: Fast or Slow
  • High Level Detector/Peak Flag: 115dB / 140dB
  • Dimensions/Weight: 4.2 x 2.5 x 1.3” (106 x 64 x 34mm) 8oz. (227g) incl.batteries
  • Microphone: 1/2 inch electret condenser with 31” cable
  • Battery Life: 34 hrs
  • Event Storage: 5 surveys
  • RS232 Interface: yes
  • Real time clock: yes

Unit Ship Weight: 2 lbs

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