
- Easy to service, high sensitivity, stability and accuracy
- Easy zero-point checking, even when visibility is poor
- A special sample flow concept entirely eliminates the danger of flow cell contamination
- Easy calibration check with checking rod, even at high dust levels
- Continuous monitoring of visibility using scattered light principle
- Dual-beam method
- Operation via local control unit or central multi-channel control unit
- Installation in tunnel tube or niche
- Optional sample heater: Choice of measurement with/without fog compensation