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HANGZHOU CHUNLAI TECHNOLOGY CO., LTD.
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EMS-200 On-board Smokemeter

EMS-200 On-board Smokemeter

EMS-200 On-board Smokemeter

Overview of EMS-200 On-board Smokemeter

Our company has developed an on-board smokemeter based on optical method with advantages of small size, cheap price and on-board detection. The optical absorption coefficent covers 0-16m-1, which is able to monitor soot emission of diesel engines in any field. It is compatible with OBD port.

Technical Index of EMS-200 On-board Smokemeter


Measuring Factors
Item Opacity Optical abs. coef Particle concentration
Measuring range 0-98.6% 0-16.01m-1 0-5000mg/m3
Resolution 0.01% 0.01m-1 0.1mg/m3
Absolute error ±2% ±2%
 ±2%
General Indexes
Test interval ＜5min
Working condition -40℃~+70℃， 5-95%RH（non-condensing）
Max power 24VDC，≤75W


Features of EMS-200 On-board Smokemeter


  • Employ optical method to directly measure opacity and optical absorption coefficent without comparison.
  • Adopt "air curtain" technology to protect optical path system from being polluted by exhaust.
  • High measurement accuracy, fast response.
  • Install-and-play, dispense with calibration and maintenance.
  • Stable performance, anti-vibration, strong environment applicabillty.

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