• DYNAMIC OPACITY DUST MONITOR STACK602

    • This monitor uses a scintillation method as its principle to monitor the variation of light and compare the ratio between the amount of light received and the variation of light. It is suitable for measuring smoke and dust concentration in an electric dust chamber or large diameter duct.

  • FORWARD SCATTERING DUST MONITOR QAL181

    • It uses a principle that laser light is irradiated on dust particles and the scattered light is collected, reflected, and detected via the quartz rod.
      It is suitable for monitoring the concentration of exhaust gases from a large boiler, kiln, etc.