EXTECH 407355 Digital Noise Dosimeter Datalogger with PC Interface[Feb. 6, 2012 22:20:40]
Specification
⢠Perform OSHA and IEC Noise accumulation surveys
⢠Adjustable Criterion Level, Exchange Rate, and Threshold
⢠Applications include Personal accumulated noise exposure measurement, Workplace noise assessment, OSHA and other regulatory agency compliances
⢠Datalogs up to 4500dB readings when used as a sound level meter
⢠Optional 94/ 114dB calibrator to perform â beforeâ and â afterâ calibration checks per ANSI standards
⢠Stores up to 5 dosimeter surveys.
Data includes Start/ Stop Time, % Dose, TWA, peak flags, when used in the Dosimeter mode
⢠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. Complete with 9 pin to 25 pin adaptor, and RS-232 cable.
⢠Includes belt clip and clip-on 0.5â microphone with 2.6ft ( 0.8m) cable, 4 AAA batteries, mini screwdriver and carrying case, software, and cables
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 1.3â ( 106 x 64 x 34mm) 8oz. ( 227g) incl.batteries
Microphone 1/ 2 inch electret condenser with 31â cable
Battery Life 34 hrs
Event Storage 5 surveys
RS232 Interface yes
Real time clock yes
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