CEL-200 Series Sound Level Meters
The CEL-200 series consists of the following noise meters. The CEL-231, CEL-240 and the CEL-254 models.
CEL-240 Digital Sound Level Meter
  • ANSI Type 2 accuracy
  • 30 to 130 dB total dynamic range
  • 2 x 70 dB measurement ranges
  • A & C frequency weighting
  • Slow, Fast and Impulse time weightings
  • measures instantaneous and maximum noise level
  • large digital display on 128 x 128 dot matrix screen
  • last 1 or 5 minute sound level trend
  • bargraph showing instant and max level
  • ac output signal to other instruments
  • powered from 3 x AA batteries
  • digital output of instant sound level via USB
  • tripod socket
 shown as CEL-240
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Part # CEL-240 sound level meter
CEL-231 Digital Sound Level Meter  
  • ANSI Type 2 accuracy
  • 30 to 135 dB total measurement range
  • Fast and Slow time weightings
  • A frequency weighting
  • low battery indicator in display
  • display update 3 times per second
  • AC and log DC analog outputs
  • suitable for steady state noise measurements
 Shown as CEL-231
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 cel-231 sound level meter

Part # CEL-231 sound level meter
CEL-254 Digital Impulse Sound Level Meter
  • ANSI Type 2 accuracy
  • 30 to 135 dB measurement range
  • Fast, Slow and Impulse time weightings
  • A and C frequency weightings
  • Sound level and maximum hold on large LCD display
  • overload indicator in display
  • battery voltage display
  • display update 3 times per second
  • AC and log DC analog outputs
  • suitable for steady state and impulsive noise measurements
 Shown as CEL-254
(Click on image for more details)
 cel-254 digital impulse sound level meter

Part # CEL-254 sound level meter
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CEL-200 Price List CEL-240 Series CEL-231 SLM CEL-254 SLM Cables for CEL-200