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RT-ET-958(sound level with data logger)


The sound level meter is designed for noise project, quality control, illness prevention and cure, and all kinds of environmental sounds measurements. It is applied in the sounds measurement at factory, school, office and household, etc.
FEATURES :
  • This unit complies with the IEC61672-1 class 2
  • MAX & MIN measurements
  • Overrange display
  • Underrange display
  • A & C weighting
  • FAST & SLOW response
  • Analog AC/DC outputs for connection to frequency analyzer or X-Y shaft
        recorder
  • PC real-time monitoring and recording
  • Datalogger function(ET-958)
  • Memory up to 262144 readings(ET-958)

Applied standard: IEC61672-1 CLASS2
Measuring level range: Lo: 30dB~80dB     Med: 50dB~100dB     Hi:80~130dB     Auto: 30dB~130dB
Operating conditions: -20~+60oC/10%~90%RH(Non-condensation)
Storage Conditions -20~60 °C/ 10%~75%RH(Non-condensation)
Accuracy ±1.4dB
Resolution 0.1dB
Frequency Range 31.5Hz~8kHz
Dynamic Range 50dB
Frequency Weighting A & C
Time Weighting FAST 125ms; SLOW ( 1s )
Sampling Time 2 times/second
Microphone 1/2 inch electret condenser microphone
Dimension(L*W*H) 252*66 *33 mm
Weight 262g
Accessories User's manual, 9V battery, windscreen, regula~rrod, ?3.5 earphone plug, USB cable, adap~r, software, tripod(optional),gift box, carrying case
PC Real-time Moni~ring And Recording
Datalogger Function(ET-958)
Memory Up ~ 262144 Readings(ET-958)