- For low to medium dust concentrations
- One-sided installation
- Automated thorough check of zero and reference point
- Automated compensation of background radiation, therefore no light absorber required
- For medium to large duct diameters
Product Specifications:
Measured values:
Scattered light intensity, dust concentration (after gravimetric comparison measurement)
Measurement principles:
Scattered light backward
Spectral range:
640 nm ... 660 nm
Laser, protection class 2, power < 1 mW
Measuring ranges:
Dust concentration: 0 ... 20 mg/m³ / 0 ... 200 mg/m³
Higher measuring ranges on request
Response time (t90):
1 s ... 600 s
Freely adjustable
Accuracy:
± 2 %
Of measuring range full scale
Electrical safety CE
Test functions:
Automatic self-test (linearity, drift, aging)
Manual linearity test with reference filter
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