DM 401 Optical Dust Monitoring System

Low cost double pass transmissiometry for process dust monitoring

  • Transceiver and retroreflector, double path transmissiometry with microprocessor technology
  • Continuous air purging required to protect optics from stack dust
  • Small, light weight low power supply and operating costs
  • Opacity or mg/m³ (after on site calibration)
  • Long-life green LED source
  • No moving parts – minimal maintenance
  • Simple installation, commissioning and operation
  • High measuring accuracy
  • PC based setup, control and data logging
Technical Data
Measuring range
Opacity 10 ... 100 %
Dimensions and other data
Accuracy +/- 2 %
Housing Aluminium die cast
Protection IP 65
Weight approx. 4,0 kg