EXTECH 407355 Digital Noise Dosimeter Datalogger with PC Interface[6 Feb. 2012, 22:20:40]
 
  
 
 
 
  
 
   
	Keterangan
⢠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